Tearsheet

Investment Highlights Why It Matters Detailed financial logic regarding cash flow yields vs trend-riding momentum.

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Attractive yield
Total YieldTotal Yield = Earnings Yield + Dividend Yield, Earnings Yield = Net Income / Market Cap Dividend Yield = Total Dividends / Market Cap is 12%, ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is 8.1%, FCF Yield is 7.3%

Strong revenue growth
Rev Chg LTMRevenue Change % Last Twelve Months (LTM) is 115%

Attractive operating margins
Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is 49%

Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 41%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 24%

Low stock price volatility
Vol 12M is 47%

Megatrend and thematic drivers
Megatrends include Biotechnology & Genomics, and Precision Medicine. Themes include Gene Editing & Therapy, Targeted Therapies, Show more.

Weak multi-year price returns
3Y Excs Rtn is -22%

Meaningful short interest
Short Interest % of Basic SharesShort Interest % of Basic Shares = (Short Interest Quantity) / (Basic Shares Outstanding). A high fraction of short interest can indicate potential risk of a short squeeze. is 11%

Weak revenue growth
Rev Chg QQuarterly Revenue Change % is -23%

Key risks
PTCT key risks include [1] significant revenue concentration in a few key products, Show more.

0 Attractive yield
Total YieldTotal Yield = Earnings Yield + Dividend Yield, Earnings Yield = Net Income / Market Cap Dividend Yield = Total Dividends / Market Cap is 12%, ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is 8.1%, FCF Yield is 7.3%
1 Strong revenue growth
Rev Chg LTMRevenue Change % Last Twelve Months (LTM) is 115%
2 Attractive operating margins
Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is 49%
3 Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 41%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 24%
4 Low stock price volatility
Vol 12M is 47%
5 Megatrend and thematic drivers
Megatrends include Biotechnology & Genomics, and Precision Medicine. Themes include Gene Editing & Therapy, Targeted Therapies, Show more.
6 Weak multi-year price returns
3Y Excs Rtn is -22%
7 Meaningful short interest
Short Interest % of Basic SharesShort Interest % of Basic Shares = (Short Interest Quantity) / (Basic Shares Outstanding). A high fraction of short interest can indicate potential risk of a short squeeze. is 11%
8 Weak revenue growth
Rev Chg QQuarterly Revenue Change % is -23%
9 Key risks
PTCT key risks include [1] significant revenue concentration in a few key products, Show more.

Valuation, Metrics & Events

Price Chart

Why The Stock Moved

Qualitative Assessment

AI Analysis | Feedback

PTC Therapeutics (PTCT) stock has lost about 10% since 12/31/2025 because of the following key factors:

1. PTC Therapeutics reported a significant miss on its fourth-quarter 2025 earnings and revenue. The company announced an Earnings Per Share (EPS) of -$1.67, considerably missing the consensus estimate of -$0.21 by $1.46. Additionally, quarterly revenue fell 22.7% year-over-year to $164.68 million, which was substantially below analyst estimates of $281.45 million. This underperformance was partly driven by a decline in net product revenues from key therapies like Translarna™ and Emflaza®, which saw full-year 2025 revenues of $235.3 million and $146.4 million, respectively, down from $321.1 million and $207.2 million in 2024.

2. The company faced a significant regulatory setback with the withdrawal of Translarna™ in the United States and challenges in Europe. On February 12, 2026, PTC Therapeutics withdrew its New Drug Application (NDA) resubmission for Translarna (ataluren) for Duchenne muscular dystrophy (DMD) in the U.S., following unfavorable feedback from the FDA regarding efficacy evidence. This U.S. withdrawal, coupled with the prior withdrawal of European Marketing Authorization for Translarna, contributes to anticipated lower revenues from its base business and impacts investor confidence in the drug's future.

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Stock Movement Drivers

Fundamental Drivers

The -9.6% change in PTCT stock from 12/31/2025 to 4/12/2026 was primarily driven by a -6.6% change in the company's Net Income Margin (%).
(LTM values as of)123120254122026Change
Stock Price ($)75.9668.69-9.6%
Change Contribution By: 
Total Revenues ($ Mil)1,7791,731-2.7%
Net Income Margin (%)42.3%39.4%-6.6%
P/E Multiple7.98.34.3%
Shares Outstanding (Mil)7882-4.5%
Cumulative Contribution-9.6%

LTM = Last Twelve Months as of date shown

Market Drivers

12/31/2025 to 4/12/2026
ReturnCorrelation
PTCT-9.6% 
Market (SPY)-5.4%37.8%
Sector (XLV)-4.8%53.6%

Fundamental Drivers

The 11.9% change in PTCT stock from 9/30/2025 to 4/12/2026 was primarily driven by a 10.6% change in the company's Net Income Margin (%).
(LTM values as of)93020254122026Change
Stock Price ($)61.3768.6911.9%
Change Contribution By: 
Total Revenues ($ Mil)1,7651,731-1.9%
Net Income Margin (%)35.6%39.4%10.6%
P/E Multiple7.68.38.5%
Shares Outstanding (Mil)7882-4.9%
Cumulative Contribution11.9%

LTM = Last Twelve Months as of date shown

Market Drivers

9/30/2025 to 4/12/2026
ReturnCorrelation
PTCT11.9% 
Market (SPY)-2.9%31.0%
Sector (XLV)6.3%50.3%

Fundamental Drivers

The 34.8% change in PTCT stock from 3/31/2025 to 4/12/2026 was primarily driven by a 114.5% change in the company's Total Revenues ($ Mil).
(LTM values as of)33120254122026Change
Stock Price ($)50.9668.6934.8%
Change Contribution By: 
Total Revenues ($ Mil)8071,731114.5%
P/S Multiple4.93.3-33.1%
Shares Outstanding (Mil)7782-6.1%
Cumulative Contribution34.8%

LTM = Last Twelve Months as of date shown

Market Drivers

3/31/2025 to 4/12/2026
ReturnCorrelation
PTCT34.8% 
Market (SPY)16.3%37.3%
Sector (XLV)2.3%40.6%

Fundamental Drivers

The 41.8% change in PTCT stock from 3/31/2023 to 4/12/2026 was primarily driven by a 147.7% change in the company's Total Revenues ($ Mil).
(LTM values as of)33120234122026Change
Stock Price ($)48.4468.6941.8%
Change Contribution By: 
Total Revenues ($ Mil)6991,731147.7%
P/S Multiple5.03.3-35.2%
Shares Outstanding (Mil)7382-11.6%
Cumulative Contribution41.8%

LTM = Last Twelve Months as of date shown

Market Drivers

3/31/2023 to 4/12/2026
ReturnCorrelation
PTCT41.8% 
Market (SPY)63.3%29.2%
Sector (XLV)19.1%31.0%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
PTCT Return-35%-4%-28%64%68%-7%16%
Peers Return-19%13%1%-12%-22%0%-36%
S&P 500 Return27%-19%24%23%16%-0%82%

Monthly Win Rates [3]
PTCT Win Rate33%58%42%83%58%25% 
Peers Win Rate45%57%43%40%53%50% 
S&P 500 Win Rate75%42%67%75%67%50% 

Max Drawdowns [4]
PTCT Max Drawdown-42%-36%-53%-12%-20%-17% 
Peers Max Drawdown-32%-26%-25%-21%-40%-13% 
S&P 500 Max Drawdown-1%-25%-1%-2%-15%-7% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: SRPT, BIIB, BMRN, RARE, VRTX.
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year
[5] 2026 data is for the year up to 4/10/2026 (YTD)

How Low Can It Go

Unique KeyEventPTCTS&P 500
2022 Inflation Shock2022 Inflation Shock  
2022 Inflation Shock% Loss% Loss-73.8%-25.4%
2022 Inflation Shock% Gain to Breakeven% Gain to Breakeven281.4%34.1%
2022 Inflation ShockTime to BreakevenTime to Breakeven734 days464 days
2020 Covid Pandemic2020 Covid Pandemic  
2020 Covid Pandemic% Loss% Loss-45.5%-33.9%
2020 Covid Pandemic% Gain to Breakeven% Gain to Breakeven83.4%51.3%
2020 Covid PandemicTime to BreakevenTime to Breakeven233 days148 days
2018 Correction2018 Correction  
2018 Correction% Loss% Loss-45.9%-19.8%
2018 Correction% Gain to Breakeven% Gain to Breakeven84.8%24.7%
2018 CorrectionTime to BreakevenTime to Breakeven78 days120 days

Compare to SRPT, BIIB, BMRN, RARE, VRTX

In The Past

PTC Therapeutics's stock fell -73.8% during the 2022 Inflation Shock from a high on 1/7/2021. A -73.8% loss requires a 281.4% gain to breakeven.

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About PTC Therapeutics (PTCT)

PTC Therapeutics, Inc., a biopharmaceutical company, focuses on the discovery, development, and commercialization of medicines to patients with rare disorders. Its portfolio pipeline includes commercial products and product candidates in various stages of development, including clinical, pre-clinical and research and discovery stages, focuses on the development of treatments for multiple therapeutic areas, such as rare diseases. The company offers Translarna and Emflaza for the treatment of Duchenne muscular dystrophy in the European Economic Area and the United States, as well as to treat nonsense mutation Duchenne muscular dystrophy in Brazil and Russia; commercializes Tegsedi and Waylivra for the treatment of rare diseases in Latin America and the Caribbean; and markets Evrysdi for the treatment of spinal muscular atrophy in adults and children two months and older in Brazil. The company's splicing platform includes PTC518, which is being developed for the treatment of Huntington's disease. PTC Therapeutics, Inc. has collaborations with F. Hoffman-La Roche Ltd and Hoffman-La Roche Inc., as well as the Spinal Muscular Atrophy Foundation to advance drug discovery and development research in regenerative medicine; and Akcea Therapeutics, Inc. to commercialize Tegsedi and Waylivra for the treatment of rare diseases in Latin America and the Caribbean. PTC Therapeutics, Inc. was incorporated in 1998 and is headquartered in South Plainfield, New Jersey.

AI Analysis | Feedback

Analogy 1: A BioMarin Pharmaceutical for a diverse set of rare diseases.

Analogy 2: A Vertex Pharmaceuticals, specializing in a wider range of rare genetic disorders.

AI Analysis | Feedback

  • Translarna: A medicine for the treatment of Duchenne muscular dystrophy, including nonsense mutation Duchenne muscular dystrophy.
  • Emflaza: A commercial product used for the treatment of Duchenne muscular dystrophy.
  • Tegsedi: Commercialized for the treatment of various rare diseases.
  • Waylivra: Commercialized for the treatment of various rare diseases.
  • Evrysdi: Marketed for the treatment of spinal muscular atrophy in adults and children.
  • PTC518: A product candidate under development for the treatment of Huntington's disease.

AI Analysis | Feedback

PTC Therapeutics, Inc. (PTCT) primarily sells its pharmaceutical products to individuals (patients) suffering from rare disorders. Based on the company description, its major customer categories are:

  1. Individuals with Duchenne muscular dystrophy (DMD)
  2. Individuals with Spinal Muscular Atrophy (SMA)
  3. Individuals with other rare diseases targeted by commercialized products such as Tegsedi and Waylivra

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Matthew B. Klein, M.D., M.S., F.A.C.S. Chief Executive Officer

Dr. Klein has served as Chief Executive Officer of PTC Therapeutics since March 2023. He joined PTC in October 2019, holding various leadership roles including Global Head, Gene and Mitochondrial Therapies, Global Head, Clinical Development, Chief Development Officer, and Chief Operating Officer. Before joining PTC, Dr. Klein was the Chief Executive Officer and Chief Medical Officer of BioElectron Technology Corporation from 2018 to 2019, a biotechnology company focused on rare diseases, which was subsequently acquired by PTC in 2019. He also previously held the position of Senior Vice President, Clinical Science at BioElectron from 2012 to 2013. Dr. Klein has served on the board of directors of ClearPoint Neuro, Inc. since 2020.

Pierre Gravier Chief Financial Officer

Mr. Gravier was appointed Chief Financial Officer of PTC Therapeutics in July 2023. He brings over 17 years of experience as an investment banker, venture capitalist, and scientist. Prior to joining PTC, Mr. Gravier was a managing director in the healthcare group of Perella Weinberg Partners from 2013 to 2023, where he advised companies in the biopharmaceutical and pharmaceutical sectors on finance strategy and corporate development. Before Perella Weinberg, he worked as a healthcare investment banker at Barclays Capital in London from 2009 to 2013. He also served as a venture capital analyst at Société Générale Asset Management in Paris, focusing on early-stage biotechnology investments, and began his career as a scientist at Ferring Pharmaceuticals.

Eric Pauwels Chief Business Officer

Mr. Pauwels became Chief Business Officer in 2020, having initially joined PTC in March 2015 as Senior Vice President and General Manager of the Americas. He has more than 40 years of healthcare experience and has launched over 30 biopharmaceutical products globally, with a significant focus on rare diseases in the last 18 years. Prior to his tenure at PTC, Mr. Pauwels was the Chief Commercial Officer and President of International for NPS Pharmaceuticals from 2011 to 2015. NPS Pharmaceuticals was acquired by Shire in 2015, around the time Mr. Pauwels transitioned to PTC. Before NPS, he was the first Chief Commercial Officer for Shire Human Genetic Therapies Rare Disease Business from 2005 to 2010. He also held global marketing and management roles at companies such as Bayer, Fournier, and Johnson & Johnson.

Lee Golden, M.D. Executive Vice President and Chief Medical Officer

Dr. Golden joined PTC Therapeutics in 2020 as Senior Vice President, Head of Global Clinical Development, and was appointed Chief Medical Officer in 2022, becoming Executive Vice President and Chief Medical Officer in April 2023. He leads global clinical development for PTC's pipeline assets. Prior to PTC, Dr. Golden served as Chief Medical Officer at Espero BioPharma, Inc., a privately held clinical-stage biopharmaceutical company, and as Chief Medical Officer at Gemphire Therapeutics, a clinical-stage biopharmaceutical company. His industry experience spans over 20 years, including senior roles at large pharmaceutical and biotech companies such as Pfizer, Actelion, Elan, Eisai, Mesoblast, and Novartis. He also serves as Chairman of the Advisory Board for Coagulation Sciences LLC.

Neil Almstead, Ph.D. Chief Technical Operations Officer

Dr. Almstead has been with PTC Therapeutics for over 20 years, holding various executive positions since joining in 2000. He was promoted to Chief Technical Operations Officer in January 2019. In this role, he is responsible for overseeing research, manufacturing, and the supply chain for both small-molecule and gene-therapy programs, and is leading the establishment of in-house gene therapy manufacturing. Before joining PTC, Dr. Almstead worked as a project manager at Procter & Gamble.

AI Analysis | Feedback

The key risks to PTC Therapeutics' business are primarily centered on regulatory challenges, pipeline development setbacks, and competitive pressures. 1. **Regulatory Challenges and Loss of Product Approvals:** PTC Therapeutics faces significant and ongoing regulatory hurdles, most notably with its Duchenne muscular dystrophy (DMD) drug, Translarna (ataluren). The company recently withdrew its New Drug Application (NDA) resubmission for Translarna in the United States after the FDA indicated that the submitted data was unlikely to meet the threshold for substantial evidence of effectiveness to support approval. This decision followed a major setback in Europe, where Translarna's conditional marketing authorization was not renewed in late 2024, despite its initial approval in 2014. These developments are highly impactful as Translarna, alongside Emflaza, constituted PTC's top-performing products, and the loss of key market access significantly jeopardizes revenue streams. Furthermore, the company previously faced an FDA denial for its Friedreich's ataxia candidate, vatiquinone, due to insufficient evidence of efficacy. The reliance on successful regulatory approvals means that negative outcomes can materially impact the company's ability to commercialize products and affect its financial health. 2. **Clinical Trial and Regulatory Risks for Pipeline Products:** The successful development and approval of pipeline candidates are critical for PTC Therapeutics' future growth, but this area carries substantial risk. For instance, while PTC518 for Huntington's disease met its primary endpoint in a Phase 2 study by significantly reducing Huntingtin protein levels, the clinical data generated considerable skepticism from investors regarding its ability to demonstrate a clear correlation between protein reduction and clinical outcomes, and its potential to significantly slow disease progression. The mixed results between Stage 2 and Stage 3 patients also suggest complexities in treatment effect, casting doubt on the path to accelerated approval. This investor skepticism led to a notable drop in the company's share price, highlighting the high stakes associated with pipeline development and regulatory alignment. 3. **Competition and Loss of Market Exclusivity:** PTC Therapeutics operates within a highly competitive biopharmaceutical industry, particularly in the rare disease segment. A significant risk is the loss of market exclusivity for key products, such as Emflaza, which has already occurred. This exposes the product to generic competition, potentially eroding market share and pricing power. For new product launches, such as sepiapterin for phenylketonuria (PKU), the company must effectively differentiate its offerings from existing treatments to gain market access and achieve favorable reimbursement. The ongoing threat of new entrants and the development of similar or superior products by competitors necessitate continuous innovation and strong market execution to maintain a competitive edge and ensure long-term revenue potential.

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AI Analysis | Feedback

PTC Therapeutics focuses on developing treatments for rare disorders, with several key products addressing significant addressable markets globally and in specific regions.

Translarna (ataluren) for Nonsense Mutation Duchenne Muscular Dystrophy (nmDMD)

The global Duchenne muscular dystrophy (DMD) treatment market, which includes nmDMD, was valued at approximately USD 4.79 billion in 2025 and is projected to increase to around USD 19.46 billion by 2034. Translarna specifically targets nonsense mutations, which are applicable to about 10-15% of DMD patients. In 2023, the DMD market in the seven major markets (7MM: U.S., France, Germany, Italy, Spain, U.K., and Japan) was valued at USD 2.3 billion, with projections to reach USD 5.2 billion by 2033. The U.S. alone accounted for approximately USD 1.9 billion of the DMD market in 2024. Translarna generated around USD 235.5 million in sales in Europe in 2025.

Emflaza (deflazacort) for Duchenne Muscular Dystrophy (DMD)

Emflaza is a corticosteroid therapy for the broader Duchenne muscular dystrophy (DMD) market. The global DMD treatment market was valued at approximately USD 4.79 billion in 2025 and is expected to grow to about USD 19.46 billion by 2034. North America held approximately 46% of the global DMD market share in 2024. Emflaza's net product revenue for the full year 2023 was USD 255.1 million.

Waylivra (volanesorsen) for Familial Chylomicronemia Syndrome (FCS)

The global Familial Chylomicronemia Syndrome (FCS) treatment market was valued at approximately USD 15.30 million in 2024 and is projected to reach USD 19.9 million by 2035. Another estimate places the global market at USD 14.23 million in 2024, expected to reach USD 20.83 million by 2032. Waylivra is currently approved in Europe but not in the U.S. The 7MM (U.S., EU4, U.K., and Japan) market for FCS was approximately USD 15 million in 2022.

Evrysdi (risdiplam) for Spinal Muscular Atrophy (SMA)

The global spinal muscular atrophy (SMA) treatment market was estimated at USD 4.40 billion in 2024 and is projected to reach USD 13.09 billion by 2030. Another source projects the market to reach nearly USD 20.06 billion by 2033. North America held the largest revenue share in the SMA treatment market, accounting for 68.4% in 2024. Evrysdi's full-year sales for 2024 were approximately USD 1.8 billion, with forecasts suggesting sales could reach USD 2.9 billion by 2031.

PTC518 for Huntington's Disease (HD)

The global Huntington's disease (HD) treatment market was valued at approximately USD 1.39 billion in 2025 and is projected to grow to USD 4.33 billion by 2034. North America accounted for a significant share of the HD treatment market, with 40.85% in 2024. The U.S. Huntington's Disease treatment market is expected to reach USD 552.5 million by 2033, growing from USD 154.38 million in 2024.

Tegsedi (inotersen) for Hereditary Transthyretin Amyloidosis (hATTR Amyloidosis) with Polyneuropathy

Information regarding the specific addressable market size for Tegsedi for hereditary transthyretin amyloidosis with polyneuropathy was not explicitly available in the provided search results.

AI Analysis | Feedback

PTC Therapeutics (PTCT) is expected to drive future revenue growth over the next 2-3 years through several key initiatives:

  1. Global Expansion and Uptake of Sepiapterin (Sephience) for PKU: The successful launch and continued global expansion of Sephience (sepiapterin) for phenylketonuria (PKU) is a significant revenue driver. The drug was launched in the United States and Europe, with additional launches anticipated in Japan and Brazil. Management projects substantial revenue from this product, which generated approximately $111 million in its initial months post-launch in 2025 and is expected to be the primary contributor to product revenue growth in 2026.
  2. Advancement and Potential Accelerated Approval of PTC518 for Huntington's Disease: PTC518, an investigational therapy for Huntington's disease (HD), has shown promising Phase 2 results, meeting its primary endpoint by reducing blood Huntingtin protein levels. The company plans to work with the FDA on an accelerated approval pathway for this treatment. A collaboration agreement with Novartis for the PTC518 program includes potential milestone payments of up to $1.9 billion, indicating its significant financial impact.
  3. Continued Growth and Geographic Expansion of the Duchenne Muscular Dystrophy (DMD) Franchise: Despite facing regulatory setbacks for Translarna in the U.S. and potential generic competition for Emflaza, the DMD franchise continues to be a meaningful revenue contributor. The company's strategy involves driving growth through new patients in existing markets and ongoing geographic expansion for its Duchenne muscular dystrophy therapies, Translarna and Emflaza.
  4. Global Rollout and Expansion of Gene Therapy for AADC Deficiency (Upstaza): The ongoing global rollout of PTC's gene therapy for aromatic L-amino acid decarboxylase (AADC) deficiency, Upstaza, is another anticipated growth driver. The company expects to expand this therapy into new territories in the coming years, thereby increasing its patient reach and diversifying revenue streams.

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Share Issuance

  • PTC Therapeutics has issued restricted stock units (RSUs) and stock options as inducement grants to new employees, including 14,550 stock options and 17,515 RSUs approved on March 10, 2026, for 18 new hires.
  • A "Post IPO" funding round occurred on May 16, 2023, though the specific dollar amount of shares issued was not disclosed.
  • The company maintains an "Amended and Restated 2016 Employee Stock Purchase Plan" which allows for the issuance of up to 2,000,000 shares of common stock to eligible employees.

Inbound Investments

  • In December 2025, PTC Therapeutics sold the remainder of its Evrysdi® royalty to Royalty Pharma for an upfront payment of $240 million, with potential for up to an additional $60 million in sales-based milestones.
  • A collaboration and license agreement with Novartis for votoplam, which closed in January 2025, generated $998.4 million in collaboration and license revenue for PTC Therapeutics in 2025.
  • Several institutional investors acquired significant stakes in PTC Therapeutics, including Jefferies Financial Group, which purchased approximately $97.2 million worth of shares in Q3 2026, and Palo Alto Investors, which increased its position by approximately $33.1 million in Q3 2025.

Outbound Investments

  • In 2024, PTC Therapeutics acquired Censa Pharmaceuticals for $250 million, adding the phase 3-ready asset CTRX-100 for phenylketonuria to its pipeline.

Capital Expenditures

  • PTC Therapeutics' capital expenditures were approximately $8.79 million in fiscal year 2025.
  • In the last 12 months, the company reported capital expenditures of -$8.86 million.
  • Annual capital expenditures were $28 million in 2021, $32 million in 2022, and $28 million in 2023.

Better Bets vs. PTC Therapeutics (PTCT)

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Recent Active Movers

Peer Comparisons

Peers to compare with:

Financials

PTCTSRPTBIIBBMRNRAREVRTXMedian
NamePTC Ther.Sarepta .Biogen BioMarin.Ultragen.Vertex P. 
Mkt Price68.6921.18172.9754.5323.30436.2761.61
Mkt Cap5.62.225.410.52.3110.68.1
Rev LTM1,7312,1989,8913,22167312,0012,710
Op Inc LTM857-6582,469409-5354,554633
FCF LTM411-3151,969717-4873,194564
FCF 3Y Avg-19-4191,907415-4811,832198
CFO LTM711-2052,205828-4663,631770
CFO 3Y Avg148-3042,209520-4522,225334

Growth & Margins

PTCTSRPTBIIBBMRNRAREVRTXMedian
NamePTC Ther.Sarepta .Biogen BioMarin.Ultragen.Vertex P. 
Rev Chg LTM114.5%15.6%2.2%12.9%20.2%8.9%14.2%
Rev Chg 3Y Avg44.9%33.9%-0.9%15.4%22.9%10.4%19.2%
Rev Chg Q-22.7%-32.7%-7.1%17.0%25.9%9.5%1.2%
QoQ Delta Rev Chg LTM-2.7%-8.9%-1.7%4.1%6.8%2.4%0.3%
Op Mgn LTM49.5%-29.9%25.0%12.7%-79.5%37.9%18.8%
Op Mgn 3Y Avg-2.0%-13.3%22.4%12.9%-102.1%24.7%5.5%
QoQ Delta Op Mgn LTM-2.3%-26.4%-0.4%-7.2%6.8%38.7%-1.4%
CFO/Rev LTM41.1%-9.3%22.3%25.7%-69.2%30.3%24.0%
CFO/Rev 3Y Avg3.6%-20.2%22.6%17.5%-84.2%20.5%10.5%
FCF/Rev LTM23.8%-14.3%19.9%22.3%-72.4%26.6%21.1%
FCF/Rev 3Y Avg-9.8%-26.7%19.5%13.7%-90.0%17.0%1.9%

Valuation

PTCTSRPTBIIBBMRNRAREVRTXMedian
NamePTC Ther.Sarepta .Biogen BioMarin.Ultragen.Vertex P. 
Mkt Cap5.62.225.410.52.3110.68.1
P/S3.31.02.63.33.59.23.3
P/EBIT6.7-3.313.921.2-4.623.810.3
P/E8.3-3.119.630.0-4.028.014.0
P/CFO7.9-10.811.512.7-5.030.59.7
Total Yield12.1%-32.1%5.1%3.3%-24.7%3.6%3.5%
Dividend Yield0.0%0.0%0.0%0.0%0.0%0.0%0.0%
FCF Yield 3Y Avg-4.1%-7.6%7.4%3.5%-15.2%1.7%-1.2%
D/E0.50.50.30.10.00.00.2
Net D/E0.10.00.1-0.1-0.3-0.00.0

Returns

PTCTSRPTBIIBBMRNRAREVRTXMedian
NamePTC Ther.Sarepta .Biogen BioMarin.Ultragen.Vertex P. 
1M Rtn6.5%29.1%-4.7%-6.8%9.2%-7.0%0.9%
3M Rtn-11.4%-11.1%-7.8%-7.5%3.5%-5.9%-7.7%
6M Rtn3.7%-4.2%18.0%4.2%-25.9%7.0%4.0%
12M Rtn59.8%-58.5%50.2%-4.0%-31.8%-9.9%-7.0%
3Y Rtn39.0%-83.0%-40.3%-44.5%-39.7%30.9%-40.0%
1M Excs Rtn4.0%19.9%-9.8%-10.2%4.3%-12.0%-2.9%
3M Excs Rtn-9.1%-7.0%-5.5%-8.1%1.9%-5.6%-6.3%
6M Excs Rtn5.6%-10.3%13.6%-1.2%-25.4%2.7%0.7%
12M Excs Rtn35.9%-93.8%14.9%-39.2%-61.8%-44.5%-41.8%
3Y Excs Rtn-21.6%-151.0%-103.4%-109.1%-108.2%-27.5%-105.8%

FDA Approved Drugs Data

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Post-Approval Fwd Returns
FDA
App #
Brand
Name
Generic
Name
Dosage
Form
FDA
Approval
3M
Rtn
6M
Rtn
1Y
Rtn
2Y
Rtn
Total
Rtn
NDA219666  SEPHIENCEsepiapterinpowder728202551.3%71.9%54.9%54.9%54.9%
NDA208684  EMFLAZAdeflazacorttablet2092017-6.2%32.8%66.4%115.1%397.0%
NDA208685  EMFLAZAdeflazacortsuspension2092017-6.2%32.8%66.4%115.1%397.0%

Financials

Segment Financials

Revenue by Segment
$ Mil20252024202320222021
Translarna321    
Emflaza207    
Royalty revenue204 114555
All other products37    
Translarna France19    
Upstaza/Kebilidi17    
Manufacturing revenue2 0  
Collaboration and license revenue0 505543
Sephience0    
Life science 938   
Net product revenue  535429333
Total807938699539381


Net Income by Segment
$ Mil20252024202320222021
Life science -627   
Total -627   


Price Behavior

Price Behavior
Market Price$68.69 
Market Cap ($ Bil)5.6 
First Trading Date06/20/2013 
Distance from 52W High-20.4% 
   50 Days200 Days
DMA Price$68.76$64.94
DMA Trendupdown
Distance from DMA-0.1%5.8%
 3M1YR
Volatility36.1%45.7%
Downside Capture0.630.59
Upside Capture93.40141.71
Correlation (SPY)37.0%28.1%
PTCT Betas & Captures as of 3/31/2026

 1M2M3M6M1Y3Y
Beta1.921.211.010.850.961.13
Up Beta5.633.133.151.860.840.97
Down Beta0.080.13-0.13-0.320.760.83
Up Capture356%110%92%144%145%253%
Bmk +ve Days7162765139424
Stock +ve Days10152764135372
Down Capture154%134%128%100%114%109%
Bmk -ve Days12233358110323
Stock -ve Days12273661114375

[1] Upside and downside betas calculated using positive and negative benchmark daily returns respectively
Based On 1-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with PTCT
PTCT77.3%47.0%1.37-
Sector ETF (XLV)12.3%16.8%0.5235.7%
Equity (SPY)31.2%17.3%1.4733.3%
Gold (GLD)60.1%27.8%1.691.7%
Commodities (DBC)29.8%16.6%1.585.2%
Real Estate (VNQ)21.3%15.2%1.0729.8%
Bitcoin (BTCUSD)-4.3%43.7%0.0221.4%

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Based On 5-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with PTCT
PTCT7.4%54.3%0.34-
Sector ETF (XLV)6.3%14.6%0.2530.1%
Equity (SPY)11.1%17.0%0.5030.2%
Gold (GLD)22.1%17.8%1.023.0%
Commodities (DBC)11.8%18.8%0.52-0.7%
Real Estate (VNQ)3.7%18.8%0.1027.8%
Bitcoin (BTCUSD)4.3%56.5%0.3018.3%

Smart multi-asset allocation framework can stack odds in your favor. Learn How
Based On 10-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with PTCT
PTCT26.4%68.5%0.63-
Sector ETF (XLV)9.8%16.5%0.4829.3%
Equity (SPY)13.8%17.9%0.6628.7%
Gold (GLD)14.2%15.9%0.74-1.2%
Commodities (DBC)8.6%17.6%0.414.2%
Real Estate (VNQ)5.1%20.7%0.2222.4%
Bitcoin (BTCUSD)67.6%66.9%1.079.1%

Smart multi-asset allocation framework can stack odds in your favor. Learn How

Short Interest

Short Interest: As Of Date3312026
Short Interest: Shares Quantity9.5 Mil
Short Interest: % Change Since 31520266.8%
Average Daily Volume1.1 Mil
Days-to-Cover Short Interest8.4 days
Basic Shares Quantity82.2 Mil
Short % of Basic Shares11.5%

Earnings Returns History

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 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
2/19/20261.1%-2.6%-6.6%
11/4/20256.0%9.0%14.1%
8/7/2025-9.9%-3.3%13.1%
2/27/20259.3%4.4%7.3%
11/7/20243.1%-1.4%11.9%
8/8/2024-3.6%1.8%-3.2%
4/25/202412.1%31.9%45.9%
1/8/20247.5%-2.0%-4.0%
...
SUMMARY STATS   
# Positive141412
# Negative9911
Median Positive5.4%5.9%12.5%
Median Negative-4.0%-3.3%-5.7%
Max Positive12.1%31.9%45.9%
Max Negative-22.7%-24.6%-24.0%

SEC Filings

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Report DateFiling DateFiling
12/31/202502/19/202610-K
09/30/202511/04/202510-Q
06/30/202508/07/202510-Q
03/31/202505/06/202510-Q
12/31/202402/27/202510-K
09/30/202411/07/202410-Q
06/30/202408/08/202410-Q
03/31/202404/25/202410-Q
12/31/202302/29/202410-K
09/30/202310/26/202310-Q
06/30/202308/03/202310-Q
03/31/202304/27/202310-Q
12/31/202202/21/202310-K
09/30/202210/27/202210-Q
06/30/202208/04/202210-Q
03/31/202205/03/202210-Q

Insider Activity

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#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Boulding, Mark ElliottEXEC. VP AND CLODirectSell106202675.552,266171,1929,133,840Form
2Reeve, EmmaDirectSell106202676.0073455,784810,616Form
3Steele, Glenn Jr Md PhdDirectSell106202676.3512,000916,2001,412,475Form
4Klein, Matthew BCHIEF EXECUTIVE OFFICERDirectSell102202676.648,089619,94126,201,300Form
5Pauwels, EricCHIEF BUSINESS OFFICERDirectSell1223202577.2620,5081,584,3505,436,681Form