Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma

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Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
Hope for Children
with Orphan Liver
Diseases
Through Bile Acid Modulation
Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
Cautionary Note Regarding Forward-Looking Statements

This presentation includes forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, known as the PSLRA. Forward-looking statements include,
among other things, statements, other than historical facts, regarding: the plans for, or progress, scope, cost, duration or results of, clinical trials and nonclinical studies of odevixibat,
elobixibat, A3384 or any of our other product candidates or programs, such as the target indication(s) for development or approval, the size, design, population, conduct, cost, objective or
endpoints of any clinical trial, or the timing for initiation or completion of or availability of results from any clinical trial (including our Phase 3 clinical trial of odevixibat in patients with
progressive familial Intrahepatic cholestasis (PFIC), our planned pivotal trial of odevixibat in biliary atresia or our Phase 2 clinical trial of elobixibat in NAFLD/NASH), for submission of any
regulatory filing, or for meeting with regulatory authorities; the timing of and our ability to obtain and maintain regulatory approval of any of our product candidates and any related
restrictions, limitations, or warnings in the label of any approved product candidates; the size of the PFIC population, the biliary atresia population or any other disease population for
indications that may be targeted by Albireo; the potential benefits or competitive position of odevixibat, elobixibat or any other Albireo product candidate or program or the commercial
opportunity in any target indication; the potential benefits of a rare pediatric disease designation, the potential benefits of a fast track designation, the potential benefits of orphan drug
designation, the pricing of odevixibat if approved; any action by, or decision of, EA Pharma concerning elobixibat or our business relationship; the duration of our cash runway; our future
operations, financial position, revenues, costs, expenses, uses of cash, capital requirements or our need for additional financing; or our strategies, prospects, beliefs, intentions, plans,
expectations, forecasts or objectives. Words such as “anticipates,” “believes,” “plans,” “expects,” “projects,” “future,” “intends,” “may,” “will,” “should,” “could,” “estimates,” “predicts,”
“potential,” “continue,” “guidance,” and similar expressions sometimes identify forward-looking statements. Any forward-looking statement involves known and unknown risks, uncertainties
and other factors that may cause our actual results, levels of activity, performance or achievements to differ materially from those expressed or implied by such forward-looking statement,
and, therefore, investors are cautioned not to place undue reliance on any forward-looking statement. These factors include, but are not limited to: the designs, endpoints, sizes and
durations for trials that will be required to support approval of odevixibat to treat patients with PFIC or any other orphan pediatric liver disease; whether favorable findings from clinical trials
of odevixibat to date, including findings in patients with diseases other than PFIC, will be predictive of results from the Phase 3 PFIC clinical program for odevixibat in patients with PFIC;
whether either or both of the FDA and EMA will determine that the primary endpoint and duration of the double-blind Phase 3 trial in patients with PFIC is sufficient, even if such primary
endpoint is met with statistical significance, to support approval of odevixibat in the United States or the European Union, to treat PFIC, a symptom of PFIC, a specific PFIC subtype(s) or
otherwise; the outcome and interpretation by regulatory authorities of the ongoing third-party study supported by us pooling and analyzing long-term PFIC patient data; the timing for
initiation or completion of, or for availability of data from, the Phase 3 PFIC clinical program for odevixibat, and the outcomes of the program; and delays or other challenges in the
recruitment of patients for, the double-blind Phase 3 trial of odevixibat; whether odevixibat will meet the criteria to receive a pediatric priority review voucher when applicable; the
competitive environment and commercial opportunity for a potential treatment for PFIC or other orphan pediatric cholestatic liver diseases; the medical benefit that may be derived from
odevixibat, elobixibat, A3384 or any of our other product candidates; the extent to which one or both of our agreements for elobixibat with EA Pharma and HCR generate future nondilutive
income; the significant control or influence that EA Pharma has over the commercialization of elobixibat in Japan and the development and commercialization of elobixibat in EA Pharma’s
other licensed territories; our ability to protect and expand our intellectual property; whether findings from nonclinical studies and clinical trials of IBAT inhibitors will be predictive of future
clinical success for elobixibat or an Albireo bile acid modulator in the treatment of nonalcoholic steatohepatitis (NASH); and the timing and success of submission, acceptance and approval of
regulatory filings. These and other risks and uncertainties that we face are described in our most recent Annual Report on Form 10-K and in other filings that we make or have made with the
Securities and Exchange Commission. In addition, market and industry statistics contained in this presentation are based on information available to us that we believe to be reliable but
have not independently verified.

All forward-looking statements speak only as of the date this presentation is made and should not be relied upon as representing our views as of any date after this
presentation is made. We specifically disclaim any obligation to update any forward-looking statement, except as required by applicable law. “Albireo” is a trademark of
Albireo AB. All other trademarks, service marks, service marks, trade names, logos and brand names identified in this presentation are the properties of their respective owners.

      2
Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
Albireo: Innovative Science + Deep Pipeline
                         + Well Capitalized

STRONG
               More than a decade of leadership in bile acid modulation
BASIC
               Obtained world’s first regulatory approval for IBATi therapy
SCIENCE

ORPHAN
              Odevixibat (IBATi) wholly owned, oral QD capsule/sprinkle with MOU patent
PEDIATRIC      through 2031/34*, orphan desigs., PRIME, PIP, fast track and PRV eligibility
LIVER LEAD
              Elobixibat (IBATi) JP approval CIC; NASH & bile acid malabsorption programs
ASSET

SOLID          NASDAQ listed as ALBO; 12.7M outstanding shares
FINANCIAL      $143M cash and cash equivalents as of September 30, 2019
POSITION       No debt, cash runway into 2021

                                  *Natural expiry/with potential patent term extension (PTE)
 3                                   ©2019 Albireo Pharma, Inc. All rights reserved.
Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
Management Team With Deep Biotech & Pharma Experience

                   Ron Cooper                                                           Jan Mattsson, PhD
                President and CEO                                                       Chief Scientific Officer
                                                                                            (Co-Founder)
                Bristol-Myers Squibb
                (President of Europe)                                                        AstraZeneca

               Pat Horn, MD, PhD                                                          Simon Harford
               Chief Medical Officer                                                    Chief Financial Officer
                                                                                       Parexel, GlaxoSmithKline,
               Orphan Technologies,                                                             Eli Lilly
              Dyax, Tetraphase, Abbott

              Pamela Stephenson                                                            Martha Carter
             Chief Commercial Officer                                                  Chief Regulatory Officer
                    Vertex, Pfizer                                                     Aegerion, Proteon, Trine

                Michelle Graham                                                           Jason Duncan
          Chief Human Resources Officer                                                   General Counsel

               TESARO, Parexel, Integer,                                               Stallergenes Greer, Sobi,
          Bausch + Lomb, Bristol-Myers Squibb
                                                                                              EMD Serono

4                                    ©2019 Albireo Pharma, Inc. All rights reserved.
Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
A Robust Pipeline Targeting Liver and GI
                                                       Diseases/Disorders
                                                                 PRECLINICAL                        PHASE 1                        PHASE 2   PHASE 3   APPROVED
Commercialization

                                                PFIC
  Independent

                          Odevixibat
    Planned

                                            Biliary Atresia

                         Pediatric Liver
                           Diseases        Alagille Syndrome

                                           Other Cholestatic

                                               Chronic
                           Elobixibat                                                            Approved in Japan/Partnered with EA Pharma
 Commercialization

                                             Constipation
  Planned Partner

                           Elobixibat           NASH

                           Bile Acid
                                                NASH
                          Modulators

                                              Bile Acid
                             A3384         Malabsorption*

                                                        *Further advancement of clinical development gated on evaluation of U.S. patents
                     5                                                           ©2019 Albireo Pharma, Inc. All rights reserved.
Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
Delivering on Our Plan as a Public Company

P
A
T         Ph3 Elobixibat              Ph2           Elobixibat                       Ph3 Odevixibat                   Ph3 Odevixibat      Ph2 Elobixibat
I       Japan Ph3 Results          Odevixibat         Japan                           PFIC Pivotal                      PFIC Target        NASH Start
E                                   Results         Approved                             Start                         Site Initiation
N                                                                                                                       Completed
T
S

                   2016                     2017                                       2018                                2019

S                                                                                                      Royalty
                                                                  Equity                                                              ATM
T                                                                                                    Monetization
        NASDAQ                                                    Raise                                                            Financing
A                                  Equity
                                                                 ~$100M                                ~$45M                        ~$21M
K        Listing                    Raise
E        ~$30M                     ~$50M                                                               Elobixibat
H                                                                                                      Approval
O                           Elobixibat                                                                 Milestone
L                           Milestone              Legacy                                              Payment
D                           Payment                 Asset                                               ~$11M
E                             ~$8M                  Sale
R                                                  ~$4.5M                                                  PRV
S                                                                                                       Eligibility
                                                                                                       Odevixibat
    6                                              ©2019 Albireo Pharma, Inc. All rights reserved.
Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
Multiple Planned Milestones

                                                                                  1H'19        2H'19       1H'20          2H'20   2021
                   Odevixibat
PFIC PEDFIC 1: Phase 3 topline data readout                                                                       Mid ‘20

      Initiate biliary atresia pivotal program                                                                     2020

    PFIC PEDFIC 2 rollover cohort (Cohort 1)                                     Open label
    PFIC PEDFIC 2 expanded cohort (Cohort 2)                                                  Open label
    Additional pediatric orphan liver diseases                                                             2020
       Potential PFIC approval and launch                                                                                         2021

               NASH/PIPELINE
      Elobixibat NASH: Initiate Phase 2 trial                                    2Q’19
Elobixibat NASH: Phase 2 trial topline readout                                                                    Mid ‘20

            Novel bile acid modulators
      A3384: Advance clinical development*                                                                 2020

                                       *Gated on evaluation of U.S. patent
7                                         ©2019 Albireo Pharma, Inc. All rights reserved.
Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
Odevixibat:
Multi-Disease Development
         Approach
Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
Many Diseases with Cholestasis of the Liver

                                                                                                                      Cystic Fibrosis-
                                  Intrahepatic                                                                        Associated Liver Disease
Progressive Familial              Cholestasis of
Intrahepatic                      Pregnancy                                    Primary Biliary
Cholestasis (PFIC)                                                             Cholangitis                                     AIDS
                                                                                                                               Cholangiopathy
                                    Drug-Induced
                                    Cholestasis
                                                                                                            Malignancy of Bile Ducts
Biliary Atresia

                                                               IG4-associated cholangitis
                  Alagille Syndrome

                                                                                                                               Low Phospholipid-
                                                                              Biliary                                          Associated Cholestasis
Primary Sclerosing Cholangitis                                                Strictures

                       The diseases above are cholestatic liver disease or may cause cholestasis (EASL Guidelines, J. Hepatol. 2009).
                                        Whether an IBATi could treat the cholestasis in these diseases is unknown.
   9                                                          ©2019 Albireo Pharma, Inc. All rights reserved.
Hope for Children with Orphan Liver Diseases - Through Bile Acid Modulation - Albireo Pharma
Potential Target Indications

                      ~30,000-40,000* patients in the U.S. and EU alone who are lacking an
                                    approved pharmacological treatment
                 40

                 35                  Alagille 3-5K                                 Genetic disorder, paucity of bile ducts

                 30                      PFIC
                                                                                   Genetic disorders with bile acid build-up in liver
                                        8-10K
                 25
     Thousands

                                       Pediatric
                 20                      PSC                                       Inflammation and scarring of bile ducts
                                        8-10K
                 15

                                       Biliary
                 10
                                       Atresia                                     Blocked or absent large bile ducts
                                       15-20K
                 5

                                                                                   *Estimate derived from literature, primary market research and modeling. Forecast
                 0                                                                 estimates do not include other regional opportunities, such as Saudi Arabia, Turkey,
                                Bile Acid-Associated                               Asia, LATAM.
                              Cholestatic Liver Diseases

10                                                         ©2019 Albireo Pharma, Inc. All rights reserved.
What Is PFIC?

                                             Genetic                                          Disease              Estimated
     Presentation
                                             Disorder                                       Progression          Median Survival

                                     Multiple genes,                                  Inflammation              Approximately
     Age ~1-2                       similar symptoms                                      Fibrosis                15 years*
                                                                                         Cirrhosis
     Cholestatic/                                                                          Death
       Pruritic

              *Estimates   derived from secondary references and primary market research, and may vary greatly based on patient type.
11                                                        ©2019 Albireo Pharma, Inc. All rights reserved.
Inadequate Treatment Options for PFIC

  Off-Label Medications                                PEBD Surgery                                            Liver Transplantation
                                            (partial external biliary diversion)1

       UDCA

                                                           0          1         2
                                                           Time Post PEBD ( Years)

 Seeking symptomatic relief                Bile acid and pruritus reductions                               Limited timely organ availability
 UDCA, rifampicin, cholestyramine, etc.    Undesirable external stoma bag                                  Need for lifelong immunosuppression
                                            >20% treatment failure rate2                                    Morbidity and disease recurrence

                                             1Yang,     et al. J Pediatr Gastroenterol Nutr 2009
                                              2Bull,   et al. Hepatology Communications 2018
      12                                                  ©2019 Albireo Pharma, Inc. All rights reserved.
Eleanor’s Story

      Admitted to hospital    Intense pruritus until ~4yo                                         Liver transplant urgently needed
      Severe hematomas        Poor-clotting, vit. K deficiency                                    Lengthy hospitalization and recovery,
       from immunizations      Bloody bed sheets, scratching                                        post-transplant complications
                                over night
                               Constant monitoring

         Diagnosis              Sleep Deprivation                                                       Life Post-Transplant
           3 months old         Pruritus impacts family life,                                       Compromised immune system
         PFIC2 confirmed       parents’ relationship, Eleanor’s                                     Immunosuppressive medications daily
          by genetic test     energy, growth and development                                        Higher susceptibility to illnesses
                                                                                                    Lengthier recovery

                                                                                              “…Transplant, that was the hardest
                                                                                              thing I’ve ever had to hear… . I kept
                                                                                              thinking ‘I don’t want this. I don’t
                                                                                              want this.’”
                                                                                                         - Claire Brinkley, Mother to Eleanor (PFIC Patient)

13                                               ©2019 Albireo Pharma, Inc. All rights reserved.
Odevixibat: A Profile Suitable for Pediatric Use

                                                               Once-Daily Dosing

                                                               Oral Capsule or Sprinkles

                                                               Minimal Systemic Exposure

                                                               Favorable Tolerability Profile*

                            *In Phase 2 clinical trial
14                     ©2019 Albireo Pharma, Inc. All rights reserved.
NAPPED Natural History Data
                                                       Provide Strong Rationale for IBATi

     NAPPED: Natural Course and Prognosis of PFIC and Effect of Biliary Diversion*

                                        Improved Native Liver
                                         Survival (NLS) PFIC2
                                                                                                            • sBA reduced to ≤118 μmol/L;
                                                                                                              95%** NLS at 15 yrs
      % Of Patients With Native Liver

                                                                                                            • sBA reduced by >70%;
                                                                                                              95%** NLS at 15 yrs
                                             P=0.007
                                                                                                            • Improved NLS did not require bile
                                                                                                              acid normalization
                                        Diversion Surgery vs No Surgery PFIC2

                                                                                    *Van Wessel, EASL 2019
                                                       **Would be 100%, but one patient died due to complications of multiple PEBD surgeries.
15                                                                                  ©2019 Albireo Pharma, Inc. All rights reserved.
Odevixibat: Phase 2 Study in Pediatric Cholestatic Liver Disease

                       Odevixibat doses evaluated (µg/kg), 4 weeks

                                   10      30              60                 100                 200

                PFIC, Biliary Atresia, Alagille Syndrome, Intrahepatic Cholestasis Patients

              Open-label, dose-finding study
              Primary endpoints: TESAEs and serum bile acid change
              Baseline – single test dose – 2-wk washout – 4-wk treatment
              Study initially designed with a maximum dose of 300 µg/kg
              N=24 (20 unique + 4 retreated)

             Oral late breaker EASL’17/Presidential Poster of Distinction AASLD’17
Odevixibat
 Phase 2
 Pediatric
  Study

    16                                          ©2019 Albireo Pharma, Inc. All rights reserved.
Primary Efficacy Endpoint:
                                                  Reduction Demonstrated in Serum Bile Acids

                                                           All Patients                                                                                 PFIC Patients Only*
                                             0
                                            -10
             Mean (SEM) % change from
             baseline in serum bile acids

                                            -20   -31
                                            -30
                                                                                   -48             -51
                                            -40             -56
                                                                        -63
                                            -50
                                            -60
                                                                                       *
                                            -70
                                            -80     Bars illustrate Standard Error of the Mean
                                                                                                        **
                                            -90

                                  Phase 2 trial was an open-label, dose-finding study of PFIC, biliary atresia,                             * Excludes PFIC patient with no BSEP function and 17-year-old PFIC
                                  Alagille syndrome, intrahepatic cholestasis patients for four weeks.                                      patient with low baseline sBA. Neither meet inclusion criteria for Phase 3
Odevixibat                        Primary endpoints: TESAEs and serum bile acid change                                                      trial.
 Phase 2                          N=24 (20 unique + 4 retreated) in five cohorts
 Pediatric                        *Excludes PFIC patient with no BSEP function.
  Study                           **Excludes 17-year-old PFIC patient with low baseline sBA.
                                  Neither meet inclusion criteria for Phase 3 trial.
    17                                                                                           ©2019 Albireo Pharma, Inc. All rights reserved.
Statistical Correlation Reinforces Link Between Reductions
                           of Serum Bile Acids and Pruritus

                            VAS-Itcha                                                        Whitington (itch)b

                                                                                                                          ap=0.008, r=−0.54, n=23.
                                                                                                                          bp=0.004, r=−0.58, n=23.
                                                                                                                          cp=0.006, r=−0.57, n=22.
                                                                                                                          dp=0.005, r=−0.57, n=22.

                           PO-SCORAD (itch)c                                                 PO-SCORAD (sleep)d

Odevixibat
 Phase 2
 Pediatric
  Study
                       n
Favorable Tolerability Profile in Study

  All patients completed treatment; no evidence of diarrhea during 4-week treatment period

  No AEs related to treatment during 4-week treatment period
      - Most common AEs: pyrexia, ear infections (12.5%)

  No SAEs designated as treatment related (2 deemed unrelated)

  Decision made not to dose escalate above 200 µg/kg
             - Some transaminase elevations at 200 µg/kg

Odevixibat
 Phase 2
 Pediatric
  Study

    19                                          ©2019 Albireo Pharma, Inc. All rights reserved.
PEDFIC 1: Phase 3 PFIC Program Summary

Double-Blind, Randomized, Placebo-Controlled, Phase 3 Study to Demonstrate Efficacy and
    Safety of Odevixibat in Children with Progressive Familial Intrahepatic Cholestasis

Sites                      45 global sites actively recruiting
Key Inclusion Criteria     Diagnosis of PFIC1 or 2 confirmed by genotyping
                           Serum bile acids ≥100 μmol/L
                           Pruritus ≥2 on 5-point scale
Size (n)                   ~60 (20 per group)
Dosage (µg/kg/day)         40, 120 in an oral capsule/sprinkle with planned commercial formulation
Treatment Duration         24 weeks
Primary Endpoint – FDA     Assessment of change in pruritus
Primary Endpoint – EMA     Serum bile acid responder rate (reach ≤70 μmol/L or a reduction of 70%)
Follow-Up – PEDFIC 2       Opportunity to enroll in long-term extension study

                         FDA/EMA: Single Pivotal Sufficient to Support NDA/MAA Filings

20                                          ©2019 Albireo Pharma, Inc. All rights reserved.
Odevixibat: Expanding Across Multiple Pediatric CLDs

                                                                                                                 Pediatric
                                                                                                               Liver Disease
                                                                                                                 Franchise
                                                                                       Other Rare CLDs

                                 Biliary Atresia

                                                                                     Alagille
                                                                                     PSC
                                 2020 planned
                                 pivotal initiation                                  Others
         PFIC                                                                        2020 plan to expand development

         Mid-2020 topline Ph.3
         PEDFIC 1 results

                                  Estimated U.S./EU populations
21                                 ©2019 Albireo Pharma, Inc. All rights reserved.
What is Biliary Atresia?

     Presentation          Cause/Impact                                Treatment                   Disease Progression

 Age ~2-6 weeks              Absence of bile                    Kasai surgery may                      ~50% of patients
                                 ducts                           restore bile flow                   have liver transplant
      Acholic stools,                                                                                   in first 2 years1
         jaundice,                                                                                 (~80% in first 2 decades2)
                                Bile flow
      hepatomegaly,                                                       Transplant
                                 to gut
     failure to thrive                                                   is definitive                   #1 cause of
                                                                          treatment                     pediatric liver
                               Hepatic bile
 Few pts. pruritic                                                                                       transplants
                               acid levels

                                Plan to Initiate Pivotal Trial in 2020
                      Recently aligned with FDA on key elements of the trial design
                                   Orphan designations in U.S. and EU

                                                            1Data   on file
                                              2Lykavieris    et al. Hepatology, 2005
22                                               ©2019 Albireo Pharma, Inc. All rights reserved.
Low Serum Bile Acids in Biliary Atresia Patients
                                   Associated with Successful Long-Term Outcomes
                                            Odevixibat Ph.2:                                                                                                                                Lower sBA Post-Kasai BA Pts.
                                         sBA Reduction BA Pts.*                                                                                                                                Positive Outcomes**
                                                           Baseline
                                      43 µM                  136 µM              132 µM                                                                                                     100
                           0                                                                                                                                                                                                                                 L o w B ile A
 in Serum Bile Acids, %

                                      -0.5
  Change from Baseline

                                                                                                                                    T w o -Y e a r O u tc o m e s
                                                                                                                                                                                             80                                                              H ig h B ile
                          -10

                                                                                                                                                                    (% o f p a tie n ts )
                          -20       -51                           -58
                                                                                                                                                                                             60

                                       -51                              -58       -51                                                                                                        40
                          -30                                 -58
                                                                                                                                                                                             20
                          -40
                                                                                                                                                                                              0
                          -50                                                                                                                                                                        ALT             GGT          P l a te l e ts        S p le e n
                                                                                                                                                                                                  ( ≤ 40 U /L )   ( ≤ 55 U /L )   (≥ 1 5 0 /η L ) (≤ 2 c m b e l o w
                                                                                                                                                                                                                                                    c o sta l r e g i o n )
                          -60

                          -70                                                                                                                                                                                     L o w B ile A c id s ( ≤ 4 0 µ M )

                                         1                   2                      3                                                                                                                             H ig h B ile a c id s ( > 4 0 µ M )
Odevixibat                                                 Patient
 Phase 2
 Pediatric
  Study                         *Baumann, EASL 2019                                                          **Data from START trial, Harpavat et al. Hepatology, 2018
                                Odevixibat dose 30 ug/kg, 4 weeks of treatment

         23                                                                       ©2019 Albireo Pharma, Inc. All rights reserved.
Serum Bile Acids and Pruritus Reduced in Majority
            of Patients with Alagille Syndrome
        Odevixibat Ph.2:                                                                  Pruritus Improvement
     sBA Reduction ALGS Pts.                                                                in Most Patients*

                                                                                                Screening   Treatment

                                                                            “Alagille syndrome causes intractable pruritus
                                                                                and disfiguring xanthomas because of
                                                                                retained bile acids and cholesterol.”**
                                             Baumann, EASL 2019
                                Odevixibat, 10-200 ug/kg, 4 weeks of treatment
                    *Similar improvements seen on Whitington-Itch and PO-SCORAD scales.
                                 **Emerick and Whitington, Hepatology 2002
24                                      ©2019 Albireo Pharma, Inc. All rights reserved.
Odevixibat: Filing and Launch Readiness

Manufacturing
                   Establishing supply chain—on track
                   Registration batches—completed and on stability

 Regulatory
                   Long-term cancer tox and repro tox studies—complete
                   Supportive Ph.1 program—on track

 Commercial
                   Hired commercial and medical affairs personnel
                   Developed brand, payor and advocacy plans

 25                               ©2019 Albireo Pharma, Inc. All rights reserved.
Odevixibat Key Market Research Findings

 PFIC patients are easily diagnosed, symptomatic disease

 Parents with PFIC children are desperate for a drug treatment

 Physicians believe significant percentage of PFIC patients seen
  in last 5 years are deceased1

 Physicians have high “intent to use” if approved, based on
  blinded odevixibat profile

 Payers recognize rarity, severity and unmet need in PFIC2

                             1Physician
                                      perception in quantitative market research
                                          2Payer
                                             Primary Research, 4/2019
                                       PFIC Patient Journey, 11/2017
                                PFIC Physician Quantitative Research, 1/2018
26                                          ©2019 Albireo Pharma, Inc. All rights reserved.
Small, Concentrated Target Prescribing Populations
               ~100 U.S. Pediatric Hepatologists

                                                                          # of Ped.       # of Ped.
                                                        Country
                                                                          Gastros           Heps
                                                              USA          ~1200           ~100
                                                          United
                                                                               ~120 – 400
                                                         Kingdom
                                                              Italy            ~125 – 1300
                                                           France              ~200 – 500
                                                        Germany                ~120 – 400
                                                             Spain                 ~325

27                      ©2019 Albireo Pharma, Inc. All rights reserved.
Albireo Market Access Planning Well Underway

Global market access trends        Rare disease market access          Albireo progress to date
                                           challenges

                                                                       Research to understand payer
                                                                        needs, evidence requirements
                                    Limited epi data
  Pressure on payers                                                  Experienced market access
                                    Payers seeking L/T data
  Explosion of rare disease tx.                                        partner retained
                                    Broader caregiver/societal
  Drive for transparency                                              Robust value proposition
                                     benefits often not considered
  Innovative pricing models                                            developed and tested
                                    Innovative pricing challenging
                                                                       Building evidence, messaging
                                     for small populations
                                                                        and tools

                                                                                                       28
Unencumbered Global Rights and Strong Patent Estate

                         Strength of Method-of-Use Patents
WEAK                                                                            STRONG

             Unmet Need                  New Use                New Chemical
                                                                 Entity (NCE)

                                       Odevixibat

                 New Chemical Entity, New Use, Major Unmet Need
                 Pediatric and Orphan Population
                 Multiple Orange-book listable patents for PFIC and CLDs
                 3 Patents, 10 Claims Targeted to PFIC
                 Expiration 2034 (with PTE and pediatric extensions)
                 Orphan exclusivity in the U.S. and Europe
High Unmet Need and Compelling Opportunity

  Pediatric Cholestasis: orphan indications with no approved drug
  PEBD: strong clinical rationale for potential benefit of IBAT inhibition
  Odevixibat: serum bile acids, pruritus, low diarrhea in pediatric Ph.2 study
  Exclusivity Position: orphan drug designations (U.S.-7/EU-12* years);
   COM 2022/25; MOU for specified cholestatic liver diseases, 2031/34**
  Attractive P&L: modest commercial infrastructure required, few target Rx’ers

                         *Assumes execution of agreed PIP **Natural expiry/with potential PTE
30                                         ©2019 Albireo Pharma, Inc. All rights reserved.
NASH Program
NASH and Cardiovascular Disease (CVD) Are Associated

                        NAFL/NASH stage 0                       NASH stage 1-2                                 NASH stage 3-4
                                                                                                                   Liver related
                                                                                                          Liver-related diseases
     Cause of death
                            CVD/extrahepatic cancer
                                                                                       Adapted from Sumida and Yoneda, Gastroenterol. 2018

    NASH is hepatic manifestation of metabolic syndrome (obesity, diabetes, dyslipidemia).1
         Optimal therapy targets underlying metabolic pathology.

    Most NAFLD patients die of CVD before reaching end-stage liver disease.2
         Optimal therapy targets both liver and CVD risk factors.

    NASH is largely asymptomatic disease.2
         Optimal therapy must be safe, with limited off-target effects and highly tolerable.

                              1Sumida   and Yoneda. Gastroenterol 2018; 2Banini and Arun. Clin Med Insights Ther. 2016
32                                                      ©2019 Albireo Pharma, Inc. All rights reserved.
Bile Acids Elevated in NASH Patients

     Elevated Total Primary BA1                     Elevated Total Conjugated Primary BA1
                                                                                                         p < 0.0001
                        p < 0.04
                                                                                                  p < 0.047

         n=24    n=25          n=37                                                        n=24     n=25        n=37

                                   In addition, involved in1,2:
        cholesterol levels, insulin sensitivity, liver inflammation, fibrosis
                                          1Puri   et al. Hepatology 2017
                                        2Current    Diabetes Reports 2011
33                                       ©2019 Albireo Pharma, Inc. All rights reserved.
Strong Rationale for IBATi in NASH

             Improved Cholesterol Profile                                                                                                     Decreased Insulin Resistance
                                         0.                                                                                                     35,00

                                                                                                                                                                                                       *

      % change in LDL/H
                                       -3.5
                                                                                                                                                30,00

                                                                                                                                  GLP1 pmol/L
                                                                                                                                                25,00
                                                                                                                                                                                         *
                                        -7.

            Ratio
                                                                                                                                                20,00

                                                    Placebo
                          -10.5                                                                                                                 15,00

                                                    5 mg                      *

                                       -14.
                                                                                                                                                10,00

                                                    10 mg           **             *p
Albireo’s Two-Pronged Development Approach In NASH

                    Efficacy—bile acids, cholesterol, glucose, liver inflammation and fibrosis
Rationale
                    Oral 1x/day, minimal systemic exposure, low potential for off-target effects

               Elobixibat                                                                        Novel Bile Acid Modulators
         Phase 2 Initiated Q2’19                                                                         Preclinical

        Locally-active IBATi                                                                   New mechanism of action
        Clinical LDL and GLP1 data                                                             New chemical structures
        >1,500 exposures                                                                       TPP*: high efficacy, low diarrhea
        Long-term safety data                                                                  Accelerating development

                                        *Aspirational target product profile
35                                         ©2019 Albireo Pharma, Inc. All rights reserved.
Elobixibat NASH Phase 2 Study Summary

Double-Blind, Randomized, PBO-Controlled, Ph.2 Study to Explore Efficacy and Safety of Elobixibat
in Adults with Nonalcoholic Fatty Liver Disease (NAFLD) or Nonalcoholic Steatohepatitis (NASH)

Key Inclusion Criteria   Biopsy-confirmed NASH or
                         Suspected diagnosis of NAFLD/NASH based on metabolic syndrome definitions
                         LDL >100 mg/dL
                         ≥10% liver fat (MRI)
Size (n)                 ~46
Dosage                   5 mg
Treatment Duration       16 weeks
Primary Endpoint         Assessment of change in LDL-C
Secondary Endpoints      Assessment of change in liver fat by imaging, ALT and AST
Exploratory Endpoints    Assessment of change in: fasting glucose, insulin, homeostatic model assessment-insulin
                         resistance, HbA1c, free fatty acids; GLP-1, fibroblast growth factor-19 (FGF-19) and C4 levels;
                         high-sensitivity C-reactive protein (CRP); lanosterol and beta-sitosterol; body weight, BMI, waist
                         circumference and waist-to-hip ratio; MRI-based measurement of pulse wave velocity to measure
                         aortic stiffness; Apolipoprotein A1 and Apolipoprotein B

    36                                            ©2019 Albireo Pharma, Inc. All rights reserved.
Multiple Upcoming Milestones

Odevixibat biliary atresia: Initiate pivotal program                                              2020
Odevixibat PFIC: PEDFIC 1 Phase 3 topline data readout                                           Mid-2020
Elobixibat NASH: Phase 2 trial topline data readout                                              Mid-2020
Odevixibat: Expand development into additional pediatric orphan liver diseases                    2020
A3384 BAM: Advance clinical development*                                                          2020
Odevixibat PFIC: Approval and launch                                                              2021

                                           *Gated on evaluation of U.S. patent
 37                                            ©2019 Albireo Pharma, Inc. All rights reserved.
Hope for Children
with Orphan Liver
Diseases
Through Bile Acid Modulation

November 2019
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