GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH

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GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
GW Pharmaceuticals Investor Presentation
May 2020                                   NASDAQ: GWPH

                                           © 2020 GW Pharmaceuticals all rights reserved.
GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
Forward-Looking Statements

This presentation contains forward-looking statements that are based on our management’s beliefs and
assumptions and on information currently available to management. Forward-looking statements include information
about our current expectations for future events, including potential results of operations, the timing of clinical trials,
the timing of regulatory filings and approvals, the timing and outcomes of regulatory or intellectual property
decisions, demand for our commercially available products and products in development and the clinical benefits,
safety profile and commercial potential and potential pricing of Sativex®, Epidiolex®, and any product candidates.
These forward-looking statements are subject to known and unknown risks, uncertainties, assumptions, including
those associated with COVID-19 pandemic, and other factors that could cause our actual results, performance or
achievements to be materially different than any future results, performance or achievements expressed or implied
by the forward-looking statements. Forward-looking statements represent our management’s beliefs and
assumptions only as of the date of this presentation. You should read our most recent filings with the Securities and
Exchange Commission including our Transition Report on Form 10-K and our Quarterly Reports on Form 10-Q,
including the Risk Factors set forth therein and the exhibits thereto, and our subsequent filings with the Securities
and Exchange Commission, completely and with the understanding that our actual future results may be materially
different from what we expect. Except as required by law, we assume no obligation to update these forward-looking
statements publicly, or to update the reasons actual results could differ materially from those anticipated in the
forward-looking statements, even if new information becomes available in the future.

May 2020                                          GW Pharmaceuticals Investor Presentation                          2
GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
2019/2020 Key Achievements
                                                                                          ✓ Positive Epidiolex Phase 3 data for
           ✓ Highly successful Epidiolex® launch                                              seizures in TSC
              2019 total revenue of $296 million
                                                                                              FDA/EMA TSC submissions completed in
           ✓ EU approval of Epidyolex® and initial                                            2020 (accepted for Priority Review by FDA
              commercial launches                                                             with July 31 PDUFA date)
                                                                                          ✓
                                                                                 Epidiolex Phase 3 study in Rett syndrome
                                                                                 commenced
                                           ✓    Epidiolex manufacturing and supply chain
                                                running smoothly
                                           ✓   Epidiolex exclusivity strengthened through
                                               9 Orange Book-listed patents

           ✓ Nabiximols US pivotal clinical plan                                          ✓   Advanced programs in schizophrenia,
              developed and ready to commence                                                 autism and NHIE
              in H2 2020

May 2020                                       GW Pharmaceuticals Investor Presentation                                           3
GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
GW Leadership
     20+ Years Expertise | Proven Track Record
MANUFACTURING              REGULATORY                       PIPELINE

                CLINICAL                COMMERCIALIZATION              PEOPLE
GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
We received a call from a mother/caregiver requesting — through tears —
                       that we give a BIG Thank You to all involved with the Epidiolex® Program!

                              “This is the most hope I’ve had
                                   for my daughter in years!”
                                         • First FDA-approved plant-derived cannabinoid
                                         • Launched in the US on November 1, 2018
                                         • New mechanism of action in epilepsy
                                         • Positive data from five consecutive Phase 3 RCTs
                                         • Indicated to treat seizures associated with LGS or
                                           Dravet syndrome in patients 2 years of age and older
                                         • Descheduled by DEA
                                         • TSC sNDA filing accepted for Priority Review

Epidiolex® (cannabidiol) Oral Solution
GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
FDA Approves First Medicine Derived From Cannabis Plant

                                                                       In a historic first, the FDA approved the
                                                                       first-ever drug containing an active
                                                                       ingredient derived naturally from cannabis.

                                                                       For the first time, FDA has approved a drug
                                                                       derived from the marijuana plant. The
                                                                       unprecedented move is designed to help
                                                                       patients with a rare form of epilepsy.

                                                                       The approval marks the first time patients
                                                  THE 50 GENIUS        will have access in the U.S. to a cannabis-
                                                COMPANIES OF 2018      derived drug that has undergone a
                                                                       safety and efficacy review by the FDA.

May 2020                    GW Pharmaceuticals Investor Presentation                                      6
GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
A Strong Launch for

                 • Total Q1 2020 net product sales of $116.1M
                 • Full-year 2019 net product sales of approximately $296.4M
                 • Clinical performance strong and consistent with trials
                 • High level of awareness and intent to prescribe
                 • Payer coverage
                    • Early coverage set foundation for strong launch
                    • Coverage has evolved during the
                      year in a favorable way

May 2020                        GW Pharmaceuticals Investor Presentation       7
GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
GW Net Sales Revenue Growth

             140

                                                                                                $120.6 M
             120
                                                                                     $109.1 M

             100
                                                                         $91.0 M
(Millions)

             80                          $72.0 M

             60

                             $39.2 M
             40

             20
                   $6.7 M
              0
                   Q4 2018   Q1 2019      Q2 2019                          Q3 2019    Q4 2019    Q1 2020

May 2020                               GW Pharmaceuticals Investor Presentation                            8
GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
Epidiolex 2020: The Next Phase in Building a Blockbuster

       Build on
       positive
      physician      Accelerate                                                                                     Further
     experiences      adoption       Continue        Continue to                                                   indication
     to increase      across a    partnerships        minimize                                                    development
    prescribing to    broader     with payers to      logistical                    Enter long-    Execute on
     appropriate     prescriber       expand         barriers to                    term care     the TSC label
       patients         base          access          Epidiolex                      segment        expansion

May 2020                                       GW Pharmaceuticals Investor Presentation                                         9
GW Pharmaceuticals Investor Presentation - NASDAQ: GWPH
Evolution of Y1 Coverage Exceeded Our Goal

           97% of All US Insured Patients Have Epidiolex Coverage for LGS and Dravet Syndrome

                                                   Epidiolex Access
           100
            90
            80
            70
            60
            50
            40
            30
            20
            10
             0
                      Launch                  1/1/2019                                6/1/2019                12/1/2019

                               Open Access   PA to Indication         Restrictive PA          Non-Formulary

May 2020                                           GW Pharmaceuticals Investor Presentation                               10
Express Scripts (ESI) Coverage of Epidiolex

• ESI is one of the two largest PBMs in the US
• Coverage was decided soon after the launch
• Epidiolex is a Preferred brand with lowest brand
  copay
• Recent re-alignment of PBM clients creates
  opportunities for 2020
• Model for other payers’ evolution in 2020+

May 2020                           GW Pharmaceuticals Investor Presentation   11
2020 Payer Focus

• Sharing real-world utilization trends and breadth of
  published evidence
• Identifying unmet medical needs in epilepsy
• Communicating clinical efficacy and safety
• Highlighting the hidden cost of therapy interruption
• Evaluating the cost of “managing” Epidiolex
• Studying the economic outcomes of controlled epilepsy

                                                                               PAYER NEWSLETTER
                                                                               LAUNCHED JANUARY 2020

May 2020                            GW Pharmaceuticals Investor Presentation                           12
EU Launch Update: Epidyolex® (cannabidiol)

• Approved in September 2019

• First wave of launches in 5 major markets
       • German commercial launch in Q4 2019
       • Secured positive NICE recommendation in the UK with
         commercial launch in Q1 2020
       • Commercial launches in France, Spain and Italy
         expected later this year, following pricing and
         reimbursement

• Early Access Program included >1,100 patients and
  >400 physicians from 250 top epilepsy centers
  across 5 major markets

• Plans in place for progression of pricing and
  reimbursement in second wave of 10 EU markets

May 2020                                  GW Pharmaceuticals Investor Presentation   13
Epidiolex in TSC: Effective and Well-Tolerated

                                                                                                                                  •   Safety profile observed
                                                                                                                                      consistent with previous
                                                                                                                                      studies, no new safety risks
                                                                                                                                      identified
                                                                                                        52
                                      49                                                                                50
                                                       48
                                                                                                                                  •   Lower incidence of known
                                                                                                                                      adverse events and
                                                                                                                                      laboratory changes in the 25
                                                                                       32                                             mg/kg/day group compared
                      27                                                                                                              with 50 mg/kg/day

                                                                                                                                  •   Label expansion discussions
                                                                                                                                      with the FDA to focus on 25
                                                                                                                                      mg/kg dose, close to the
                                                                                                                                      dose range in the US
                                                                                                                                      prescribing information

           Source: American Epilepsy Society Annual Meeting 2019 poster: Cannabidiol (CBD) Treatment in Patients with Seizures
           Associated with Tuberous Sclerosis Complex: A Randomized, Double blind, Placebo Controlled Phase 3 Trial (GWPCARE6);
           Thele et al

May 2020                                                                         GW Pharmaceuticals Investor Presentation                                      14
High Unmet Need in Patients Living With TSC

• sNDA submission accepted with Priority Review, July 31
  PDUFA
• EMA submission accepted for review
                                                                                                                          “Some of the most
• Epilepsy is present in >90% of patients with TSC                                                                        challenging and frustrating
                                                                                                                          aspects of tuberous sclerosis
• TSC affects 40-50K in the US and 1-2M worldwide                                                                         complex (TSC) are seizures
                                                                                                                          that cannot be effectively
• >60% of individuals with seizures associated with TSC                                                                   controlled by existing
  do not achieve seizure control with standard treatments                                                                 medications. Having a new
                                                                                                                          safe and effective treatment
• Leading cause of genetic epilepsy, often occurring in first                                                             option such as Epidiolex is
  year of life as focal seizures or infantile spasms                                                                      desperately needed.”

                                                                                                                          Kari Luther Rosbeck
                                                                                                                          President and CEO

                              Source: Tuberous Sclerosis Alliance; Child Neurology Foundation; Infantile Spasms Project

May 2020                                        GW Pharmaceuticals Investor Presentation                                                           15
Significant Unmet Need in Treatment Resistant Epilepsy

            ~15-20K ~30-50K                                                         ~40-50K                                                  ~160K                               ~1M
              Dravet Lennox-Gastaut                                          Tuberous sclerosis                             Treatment-resistant pediatric                      Treatment
             syndrome  syndrome                                                  complex                                         epilepsy patients                         resistant epilepsy
        Approved to treat the seizures
          associated with LGS and
             Dravet syndrome

                                                                                                                                                                             seizures persisting
                                                                                                                                                                              despite multiple
                                                                                                                                                                             anti-epileptic drugs
Camfield CS, et al. Epilepsia. 1996;37(1):19-23; US Department of Commerce. https://www.census.gov/prod/3/98pubs/p23-194.pdf. 1997. Accessed May 29, 2018.; Camfield P,
                                                                                                                                                                                   (AEDs)
Camfield C. Epilepsia. 2007;48(6):1128-1132.; Berg AT, et al. Epilepsia. 2000;41(10):1269-1275.; Wu YW, et al. Pediatrics. 2015;136(5):e1310-e1315.; Centers for Disease
Control. https://www.cdc.gov/mmwr/volumes/66/wr/mm6631a1.htm. 2017. Accessed April 19, 2018.; Kwan P, Brodie MJ. N Engl J Med. 2000;342:314-319; Sander JW,
Epilepsia. 1993;34(6):1007; Picot et al, 2008 ; Kwan P, Brodie MJ. N Engl J Med. 2000;342:314-319; Kwan P, Brodie MJ, CNS Spectr. 2004;9(2):110

May 2020                                                                                            GW Pharmaceuticals Investor Presentation                                                        16
Epidiolex® Patent Portfolio to 2035 Aligns with Indication

                                    FDA-approved to treat seizures associated with Lennox-Gastaut Syndrome or Dravet syndrome in patients 2 years of age and older

                                                                                                                             US10111840                                                                US15/183947
                                            US9956186                                US9956184
                                                                                                                                                                  US10137095                          Treatment of
   US10195159                             Treatment of                            Treatment of                              Treatment of
                            EXP                                      EXP                                      EXP                                  EXP           Treatment of           EXP         focal seizures in          EXP
 Formulation of                            convulsive                            seizures in LGS                          atonic seizures in
                                                                                                                                                               drop seizures in                     Dravet syndrome
cannabinoid-rich       2020              seizures in LGS        2035              with about at least    2035             Dravet syndrome      2035             LGS with about          2035        with 15-20mg/kg/ day
                                                                                                                                                                                                                           TDB
    extract                                 with at least                        10mg/kg/day of CBD                         LGS with about
                                                                                    and clobazam                                                               20mg/kg/day of CBD                          of CBD
                                         10mg/kg/day of CBD                                                               20mg/kg/day of CBD
                                                                                                                                                                                                       Awaiting Grant

                                                                                           US9956183
           US9956185                              US9949937                                                                                                                                                  US10603288
                                                                                        Treatment of                              US10092525
       Treatment of                             Treatment of                                                                                                                                             Epidiolex treatment
                                  EXP                                                    seizures in                             Treatment of
         convulsive                              seizures in               EXP                                      EXP                                             PCT/GB2019/051173                    of seizures in LGS
                                                                                      Dravet syndrome                                                                                         EXP                                    EXP
     seizures in Dravet           2035                                                                                         drop seizures in          EXP                                                  w/CBD at
                                              Dravet syndrome          2035              or LGS with            2035           Dravet syndrome
                                                                                                                                                                       Epidiolex
                                                                                                                                                                                          2039                                   2035
      syndrome with at
     least 10mg/kg/day of
                                               with about at least                     clobazam or CBD in
                                                                                                                                  with about
                                                                                                                                                     2035          composition patent                        5mg/kg/day
                                                                                                                                                                                                            increasing in
                                              10mg/kg/day of CBD                       a patient previously                                                           application
             CBD                                 and clobazam                                                                 20mg/kg/day of CBD                                                         increments of 2 to
                                                                                           treated with                                                                                                      5mg/kg/day.
                                                                                            clobazam

                                                  9 Orange Book-listed patents to date plus formulation, TSC, and use patents in
                                                               prosecution plus additional applications planned

May 2020                                                                                         GW Pharmaceuticals Investor Presentation                                                                                  17
Nabiximols (known as Sativex® ex-US)
Nabiximols: GW’s Next US Commercial Opportunity

• Nabiximols US Adopted Name (USAN)                                                     Overlay of 24 Nabiximols Chromatograms:
                                                                                        Standardized “Full Spectrum” Composition
       • A complex botanical medicine formulated from extracts of the
         cannabis sativa plant that contains the principal cannabinoids THC
         and CBD and also contains minor constituents including related
         cannabinoid and non-cannabinoid plant components, such as
         terpenes, sterols, and triglycerides
• Strong exclusivity due to complex botanical formulation
• Near-term, reduced risk opportunity
• Approved in >25 countries outside the US as Sativex® for the
  treatment of spasticity due to multiple sclerosis (MS); sold via
  marketing partners
• US commercial rights owned by GW

May 2020                                     GW Pharmaceuticals Investor Presentation                                     19
Nabiximols: Demonstrated Efficacy in MS Spasticity
Supplementary Clinical Program for FDA Commencing in 2020
Efficacy demonstrated in 3 positive pivotal 3 trials conducted in Europe

                                                       GWMS0106                                              GWSP0604                                                  SAVANT
                                                        (n=189)                                               (n=241)                                                  (n=106)

                                    Numerical Rating Scale - Spasticity (NRS)                           mean change from baseline

            Difference vs Placebo
                   (95% CI)
                                                 -0.52 (-1.029, -0.004)                                 -0.84 (-1.29, -0.40)                                  -1.90 (-2.73, -1.06)

                  P-value                                    0.048                                               0.0002
Nabiximols US Market Opportunity in MS Spasticity

• Spasticity occurs in up to 84% of MS patients                                                                Nabiximols Opportunity
                                                                                                               • Strong physician and
• Despite current treatment, 1/3 live with uncontrolled spasticity                                               patient enthusiasm for
                                                                                                                 product use
                                                                                                               • 90% of physicians and
• No new oral anti-spasticity medicines approved in over 20 years;                                               patients highly to
  MS disease modifying treatments do not relieve MS symptoms                                                     moderately interested
                                                                                                               • US market potential
• Spasticity significantly impacts daily function — reduced mobility                                             estimated to be >$400
  and inability to perform daily tasks, including walking and driving                                            million

• 26–50% of MS patients are self-medicating with cannabis
   Sources: 2014 NARCOMS survey, Rizzo et al. Mult Scler 2004, Rizzo et al. Mult Scler 2004

May 2020                                                            GW Pharmaceuticals Investor Presentation                        21
Significant Lifecycle Opportunities for Nabiximols

    Second target indication: Spasticity associated with Spinal Cord Injury (SCI)
           • Approx. 250K chronic SCI patients (~65%) suffer from spasticity
           • Likely single pivotal trial required
           • Sales potential >$400M

    Further opportunities to address broader spasticity population
           • Spasticity occurs in >3M U.S. patients including spinal cord injury, post-stroke, ALS, traumatic brain
             injury, cerebral palsy

    Additional target indication: Post Traumatic Stress Disorder (PTSD)
           •   PTSD is an anxiety disorder impacting ~11.7M people with ~55% diagnosed
           •   Approx. 65% of PTSD patients are treated with pharmacotherapy
           •   Approx. 75% of patients on pharmacotherapy continue to experience sleep disturbance symptoms
           •   Anxiety is one of the top 3 reasons for self-medication with cannabis
           •   Early evidence for both THC and CBD in the treatment of PTSD
           •   Nabiximols offers potential to reduce sleep disturbance symptoms, as well as anxiety and irritability
   Sources: DiPiro. Spinal Cord. 2018; McGuire. Spasticity: Diagnosis and Management, 2011; Nicholson. Muscle Nerve. 2018; AANS Website; UpToDate;
   Physician Interviews; ClearView Analysis. Goldstein. Soc Psychiatry Psychiatr Epidemiol 2016; Kessler. Arch Gen Psychiatry. 2012; Kessler. Arch Gen
   Psychiatry. 2005; UpToDate; Physician Interviews; ClearView Analysis

May 2020                                                            GW Pharmaceuticals Investor Presentation                                             22
GW’s Cannabinoid Platform: A Proprietary Growth Engine
                                           PRE-CLINICAL         PHASE 1                 PHASE 2   PHASE 3   SUBMIT   APPROVED
EPIDIOLEX® (cannabidiol)
Dravet syndrome
Lennox-Gastaut syndrome
Tuberous Sclerosis Complex
Rett syndrome
Nabiximols (marketed as Sativex® ex-US)
MS spasticity
Spinal Cord Injury spasticity
PTSD
Other neurological conditions
CBDV
Epilepsy
Autism spectrum disorders
OTHER
Schizophrenia
Neonatal hypoxic-ischemic encephalopathy

May 2020                                            GW Pharmaceuticals Investor Presentation                             23
Key Financial Data

 Q1 2020 net revenue                                                                             $120.6m

 Cash at March 31, 2020                                                                          $500.9m

 FY 2020 R&D and SG&A expense guidance                                                         $530m–$560m

 FY 2020 capital expense guidance                                                              $30m–$40m

           Share Capital            Current                                        Options                 Fully Diluted
              ADS/m                  31.2                                                1.4                   32.6

May 2020                                      GW Pharmaceuticals Investor Presentation                                     24
2020 Key Priorities

Epidiolex® commercialization:                                                 Nabiximols in the US (known as “Sativex” ex-US):
• Continue to drive revenue growth:                                           • Commence pivotal clinical program in spasticity
       • Build on positive experiences from existing physicians                 associated with MS
         to increase prescribing to appropriate patients
                                                                              • Commence clinical program to expand future label to
       • Accelerate adoption across a broader prescriber base                   include spasticity associated with SCI
       • Continue partnerships with payers to expand access
                                                                              • Commence clinical program in PTSD
       • Enter long-term care segment
       • Obtain approval of TSC indication in both US and EU                  Additional pipeline:
         significantly expanding patient population
                                                                              • Commence Phase 2b study for the treatment of
       • Successful execution of EU launches of Epidyolex®                      schizophrenia
• Supplement existing Orange Book listed patents                              • Continue to explore CBDV in autism through a
  (expiry 2035) with additional use patents; progress                           combination of open-label and investigator-led RCTs
  “composition” patent application                                              with data from one or more programs in 2020
• Advance medical literature for Epidiolex through top-                       • Execute NHIE clinical program
  tier journal publications and major scientific and
  medical meeting presentation

May 2020                                              GW Pharmaceuticals Investor Presentation                                25
“Sound scientific research to investigate ingredients
                       derived from marijuana can lead to important therapies.
                       This new treatment provides new options for patients.
                        Because of this careful, scientific and evidence-based
                        evaluation by the FDA, health care providers can rely
                        on having a quality product that delivers a consistent,
                          uniform dose of an effective medication that is able
                            to deliver a predictable treatment to patients.”

                                                      Former FDA Commissioner Scott Gottlieb, M.D.
                                                                   June 24, 2018

https://www.fda.gov/NewsEvents/Newsroom/PressAnnouncements/ucm611047.htm
THANK YOU!
                                                 Poppy
                            Living with Dravet syndrome

Stephen Schultz         www.gwpharm.com
VP Investor Relations
sschultz@gwpharm.com
401-500-6570            NASDAQ: GWPH

                        © 2020 GW Pharmaceuticals all rights reserved.
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