Tearsheet

Taysha Gene Therapies (TSHA)


Market Price (4/30/2026): $6.26 | Market Cap: $2.2 Bil
Sector: Health Care | Industry: Biotechnology

Taysha Gene Therapies (TSHA)


Market Price (4/30/2026): $6.26
Market Cap: $2.2 Bil
Sector: Health Care
Industry: Biotechnology

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

0

Cash is significant % of market cap
Net D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is -11%

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

Meaningful short interest
Short Interest Days-to-CoverDTC = (Short Interest Share Quantity) / (Average Daily Trading Volume). Reflects how many days it would take to cover (close out) the short interest based on average volumes. High DTC can signify an increased risk of a short squeeze. is 14.24, 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%

Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -110 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -1131%

Expensive valuation multiples
P/SPrice/Sales ratio is 229x

Stock price has recently run up significantly
12M Rtn12 month market price return is 245%

Significant share based compensation
SBC/Rev LTMShare Based Compensation / Revenue (Sales), Last Twelve Months (LTM) is 136%

Not cash flow generative
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is -953%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -960%

Yield minus risk free rate is negative
ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is -8.9%

Key risks
TSHA key risks include [1] significant financial instability driven by an unsustainable cash burn rate that necessitates potentially dilutive capital raises, Show more.

0 Cash is significant % of market cap
Net D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is -11%
1 Megatrend and thematic drivers
Megatrends include Biotechnology & Genomics, and Precision Medicine. Themes include Gene Editing & Therapy, Targeted Therapies, Show more.
2 Meaningful short interest
Short Interest Days-to-CoverDTC = (Short Interest Share Quantity) / (Average Daily Trading Volume). Reflects how many days it would take to cover (close out) the short interest based on average volumes. High DTC can signify an increased risk of a short squeeze. is 14.24, 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%
3 Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -110 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -1131%
4 Expensive valuation multiples
P/SPrice/Sales ratio is 229x
5 Stock price has recently run up significantly
12M Rtn12 month market price return is 245%
6 Significant share based compensation
SBC/Rev LTMShare Based Compensation / Revenue (Sales), Last Twelve Months (LTM) is 136%
7 Not cash flow generative
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is -953%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -960%
8 Yield minus risk free rate is negative
ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is -8.9%
9 Key risks
TSHA key risks include [1] significant financial instability driven by an unsustainable cash burn rate that necessitates potentially dilutive capital raises, Show more.

Valuation, Metrics & Events

Price Chart

Why The Stock Moved

Qualitative Assessment

AI Analysis | Feedback

Taysha Gene Therapies (TSHA) stock has gained about 15% since 12/31/2025 because of the following key factors:

1. Advancement of TSHA-102 Clinical Trials for Rett Syndrome.

Taysha Gene Therapies demonstrated significant progress with its lead gene therapy candidate, TSHA-102, for Rett syndrome. Since December 31, 2025, the company announced that the first patient was dosed in the REVEAL pivotal study in the fourth quarter of 2025, with enrollment advancing across multiple clinical trial sites. Furthermore, Taysha secured written alignment with the U.S. Food and Drug Administration (FDA) on the ASPIRE study, which evaluates TSHA-102 in younger girls (ages 2 to under 4), to support a broad label for patients aged two years and older. Completion of dosing for both the REVEAL pivotal trial and the ASPIRE trial is expected in the second quarter of 2026. This progress builds upon previously reported 100% response rates in developmental milestones and a favorable safety profile from Part A of the REVEAL Phase 1/2 study, reinforcing investor confidence in the program's potential.

2. Positive Analyst Sentiment and Upgraded Price Targets.

Analysts responded positively to the company's clinical advancements, leading to several price target increases and a strong "Buy" consensus. Canaccord raised its price target for Taysha Gene Therapies to $17 from $14, maintaining a Buy rating. Similarly, Jefferies increased its price target to $13.00 from $11.00, also maintaining a Buy rating. Raymond James reiterated a Strong Buy rating with a $13.00 price target, and Cantor Fitzgerald maintained an Overweight rating with a $19.00 price target. The average price target from nine Wall Street analysts is $12.44, suggesting a significant upside from the stock's recent trading levels and reflecting growing confidence in Taysha's pipeline.

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Stock Movement Drivers

Fundamental Drivers

The 14.0% change in TSHA stock from 12/31/2025 to 4/29/2026 was primarily driven by a 54.9% change in the company's Total Revenues ($ Mil).
(LTM values as of)123120254292026Change
Stock Price ($)5.506.2714.0%
Change Contribution By: 
Total Revenues ($ Mil)61054.9%
P/S Multiple308.0229.2-25.6%
Shares Outstanding (Mil)353357-1.1%
Cumulative Contribution14.0%

LTM = Last Twelve Months as of date shown

Market Drivers

12/31/2025 to 4/29/2026
ReturnCorrelation
TSHA14.0% 
Market (SPY)5.2%36.1%
Sector (XLV)-7.3%27.5%

Fundamental Drivers

The 91.7% change in TSHA stock from 9/30/2025 to 4/29/2026 was primarily driven by a 90.5% change in the company's P/S Multiple.
(LTM values as of)93020254292026Change
Stock Price ($)3.276.2791.7%
Change Contribution By: 
Total Revenues ($ Mil)81020.7%
P/S Multiple120.3229.290.5%
Shares Outstanding (Mil)298357-16.6%
Cumulative Contribution91.7%

LTM = Last Twelve Months as of date shown

Market Drivers

9/30/2025 to 4/29/2026
ReturnCorrelation
TSHA91.7% 
Market (SPY)8.0%26.1%
Sector (XLV)3.5%16.6%

Fundamental Drivers

The 351.1% change in TSHA stock from 3/31/2025 to 4/29/2026 was primarily driven by a 412.1% change in the company's P/S Multiple.
(LTM values as of)33120254292026Change
Stock Price ($)1.396.27351.1%
Change Contribution By: 
Total Revenues ($ Mil)81017.3%
P/S Multiple44.8229.2412.1%
Shares Outstanding (Mil)268357-24.9%
Cumulative Contribution351.1%

LTM = Last Twelve Months as of date shown

Market Drivers

3/31/2025 to 4/29/2026
ReturnCorrelation
TSHA351.1% 
Market (SPY)29.3%26.3%
Sector (XLV)-0.4%19.5%

Fundamental Drivers

The 686.1% change in TSHA stock from 3/31/2023 to 4/29/2026 was primarily driven by a 1172.3% change in the company's P/S Multiple.
(LTM values as of)33120234292026Change
Stock Price ($)0.806.27686.1%
Change Contribution By: 
Total Revenues ($ Mil)310290.6%
P/S Multiple18.0229.21172.3%
Shares Outstanding (Mil)57357-84.2%
Cumulative Contribution686.1%

LTM = Last Twelve Months as of date shown

Market Drivers

3/31/2023 to 4/29/2026
ReturnCorrelation
TSHA686.1% 
Market (SPY)81.5%17.9%
Sector (XLV)16.0%13.2%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
TSHA Return-56%-81%-22%-2%218%15%-76%
Peers Return-7%32%41%-1%2%3%79%
S&P 500 Return27%-19%24%23%16%4%90%

Monthly Win Rates [3]
TSHA Win Rate17%42%25%33%67%50% 
Peers Win Rate42%67%58%50%67%40% 
S&P 500 Win Rate75%42%67%75%67%50% 

Max Drawdowns [4]
TSHA Max Drawdown-57%-88%-74%-28%-35%-26% 
Peers Max Drawdown-25%0%-2%-3%-23%-12% 
S&P 500 Max Drawdown-1%-25%-1%-2%-15%-7% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: VRTX, ALPS, DFTX, EIKN, GENB.
[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 4/29/2026 (YTD)

How Low Can It Go

Unique KeyEventTSHAS&P 500
2022 Inflation Shock2022 Inflation Shock  
2022 Inflation Shock% Loss% Loss-98.1%-25.4%
2022 Inflation Shock% Gain to Breakeven% Gain to Breakeven5281.4%34.1%
2022 Inflation ShockTime to BreakevenTime to BreakevenNot Fully Recovered days464 days

Compare to VRTX, ALPS, DFTX, EIKN, GENB

In The Past

Taysha Gene Therapies's stock fell -98.1% during the 2022 Inflation Shock from a high on 1/20/2021. A -98.1% loss requires a 5281.4% gain to breakeven.

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About Taysha Gene Therapies (TSHA)

Taysha Gene Therapies, Inc., a gene therapy company, focuses on developing and commercializing adeno-associated virus-based gene therapies for the treatment of monogenic diseases of the central nervous system. It primarily develops TSHA-120 for the treatment of giant axonal neuropathy; TSHA-102 for the treatment of Rett syndrome; TSHA-121 for the treatment of CLN1 disease; TSHA-118 for the treatment of CLN1 disease; TSHA-105 foe the treatment of for SLC13A5 Deficiency; and TSHA-101 for the treatment of GM2 gangliosidosis. Taysha Gene Therapies, Inc. has a strategic partnership with The University of Texas Southwestern Medical Center to develop and commercialize transformative gene therapy treatments. The company was incorporated in 2019 and is based in Dallas, Texas.

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Like a Vertex Pharmaceuticals, but focused on gene therapies for rare, inherited central nervous system diseases.

A biotech company akin to Moderna, but developing gene therapies for severe neurological conditions instead of mRNA vaccines.

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  • TSHA-120: A gene therapy in development for the treatment of giant axonal neuropathy.
  • TSHA-102: A gene therapy in development for the treatment of Rett syndrome.
  • TSHA-121: A gene therapy in development for the treatment of CLN1 disease.
  • TSHA-118: A gene therapy in development for the treatment of CLN1 disease.
  • TSHA-105: A gene therapy in development for the treatment of SLC13A5 Deficiency.
  • TSHA-101: A gene therapy in development for the treatment of GM2 gangliosidosis.

AI Analysis | Feedback

Taysha Gene Therapies, Inc. (TSHA) is a biopharmaceutical company focused on developing and commercializing gene therapies for rare monogenic diseases of the central nervous system. As such, its primary activities revolve around research, development, and clinical trials for its pipeline products. Therefore, Taysha does not currently have major commercial customers in the traditional sense of companies purchasing its approved products for widespread distribution or direct patient sales, as its therapies are largely still in development.

Once Taysha's gene therapies receive regulatory approval and are commercialized, sales would typically occur through the established healthcare supply chain rather than directly to individuals. The major categories of entities that would purchase and administer these specialized therapies include:

  1. Hospitals and Specialized Treatment Centers: These facilities would directly purchase and administer the gene therapies to patients, especially given the complexity and potential need for specialized infrastructure and medical expertise required for central nervous system therapies.
  2. Specialty Pharmacies: These pharmacies specialize in dispensing high-cost, complex, and often rare disease medications. They handle specialized storage, distribution, and often provide patient support programs for such therapies.
  3. Pharmaceutical Wholesalers/Distributors: Companies that act as intermediaries in the pharmaceutical supply chain, purchasing products from manufacturers like Taysha and then distributing them to hospitals, clinics, and specialty pharmacies.

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Catalent, Inc. (CTLT)

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Sean P. Nolan, Chairman and Chief Executive Officer

Sean P. Nolan has served as Chief Executive Officer at Taysha Gene Therapies since December 2022 and as Chairman of the Board of Directors since 2020. He is an accomplished biopharmaceutical executive with over 30 years of experience across commercial operations, global marketing, and corporate and business development. Prior to joining Taysha, Mr. Nolan served as President and Chief Executive Officer of AveXis, a gene therapy company, where he led the company through an initial public offering and transitioned it into a fully integrated global organization. Under his leadership, AveXis developed Zolgensma for spinal muscular atrophy, and the company was subsequently acquired by Novartis. He also previously served as Chief Business Officer at InterMune, where he built and led the U.S. commercial, business development, and global marketing functions through the successful launch of pirfenidone and the company's acquisition by Roche. Mr. Nolan has also held leadership roles at Reata Pharmaceuticals, Ovation Pharmaceuticals, and Lundbeck. He currently serves as Executive Chairman of Jaguar Gene Therapy and is a Board member of Affinia Therapeutics, Encoded Therapeutics, Itsari Oncology, Taysha Gene Therapies, and Ventas.

Kamran Alam, Chief Financial Officer

Kamran Alam was appointed Chief Financial Officer of Taysha Gene Therapies in May 2024. He is a finance executive with experience in follow-on financings and mergers and acquisitions. Mr. Alam previously served as Vice President, Finance and Deputy Chief Financial Officer at AveXis, where he played a key role in the company's acquisition by Novartis. Most recently, he served as Senior Vice President Finance and Principal Financial Officer at Rocket Pharma.

Sukumar (Suku) Nagendran, M.D., President and Head of Research & Development

Dr. Sukumar Nagendran was appointed President and Head of Research & Development at Taysha Gene Therapies in December 2022. He is an accomplished physician, drug developer, and biotech executive with more than 30 years of experience in gene therapy development, clinical development strategy, medical affairs, and diagnostics. Before joining Taysha, Dr. Nagendran served as Chief Medical Officer and President of R&D at Jaguar Gene Therapy. Prior to that, he was the Chief Medical Officer and Senior Vice President of AveXis Inc. before its acquisition by Novartis. His career also includes key leadership positions at Quest Diagnostics, Pfizer, Novartis, Daiichi Sankyo, and Reata Pharmaceuticals. Dr. Nagendran currently serves on the Board of Directors for several companies, including SalioGen Therapeutics, Solid Biosciences, Cove, Medocity, Project Healthy Minds, and Taysha Gene Therapies.

Mary Newman, Chief Operating Officer

Mary Newman joined Taysha Gene Therapies as Chief Operating Officer in May 2024. She brings over 30 years of experience in regulatory affairs and research and development within the biotechnology industry, with a focus on rare diseases. Ms. Newman most recently served as Senior Vice President of Regulatory Affairs at Astellas Gene Therapies (formerly Audentes Therapeutics), where she oversaw global regulatory strategic development, primary regulatory agency interactions, and regulatory compliance. She was previously Senior Vice President, Regulatory Affairs and Quality Assurance at SARcode Bioscience Inc., which was acquired by Shire Ltd. Ms. Newman has also held various management positions in Regulatory Affairs at BioMarin Pharmaceutical, Inc., Berlex Inc. (now Bayer HealthCare Pharmaceuticals Inc.), and Sequus Pharmaceuticals, Inc. (now Johnson & Johnson). Additionally, she is the CEO and Founder of Alchemy-Development Partners, providing strategic advice to small companies in rare disease treatment development.

David McNinch, Chief Commercial Officer

David McNinch was appointed Chief Commercial Officer of Taysha Gene Therapies in September 2025. His role at Taysha involves building the commercial infrastructure for the potential future launch of TSHA-102.

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The key risks for Taysha Gene Therapies (TSHA) are:

  1. Clinical Development and Regulatory Approval Failure: Taysha Gene Therapies' success is heavily dependent on the successful development and regulatory approval of its pipeline of adeno-associated virus-based gene therapies, including TSHA-120 for giant axonal neuropathy and TSHA-102 for Rett syndrome. There is a significant risk that these investigational therapies may fail to demonstrate sufficient efficacy or safety in ongoing or future clinical trials, or may not receive necessary regulatory approvals from health authorities. The development of gene therapies, particularly for complex central nervous system diseases, is inherently challenging, characterized by long development timelines, high costs, and the potential for unforeseen adverse events or insufficient therapeutic benefit.
  2. Funding and Commercialization Challenges: As a company focused on extensive research and development for novel gene therapies, Taysha Gene Therapies requires substantial capital. There is a continuous risk that the company may not be able to secure adequate funding to complete clinical trials, scale manufacturing, or prepare for commercialization. Furthermore, even if therapies are approved, the commercialization of high-cost, specialized gene therapies, especially for rare diseases, presents significant hurdles related to market access, pricing, reimbursement, and establishing a robust commercial infrastructure.
  3. Intellectual Property and Competition: The field of gene therapy is rapidly evolving and highly competitive. Taysha Gene Therapies faces risks related to its intellectual property, including the ability to obtain and maintain strong patent protection for its gene therapy candidates and technologies. There is also a risk of competition from other biotechnology and pharmaceutical companies developing similar or alternative treatments for the monogenic diseases of the central nervous system that Taysha is targeting. The emergence of more effective, safer, or more affordable therapies from competitors could negatively impact Taysha's market position and potential for success.

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Taysha Gene Therapies (symbol: TSHA) focuses on developing gene therapies for several monogenic diseases of the central nervous system. The addressable market sizes for its main product candidates are detailed below:

  • TSHA-120 for Giant Axonal Neuropathy (GAN): The global market for Giant Axonal Neuropathy is estimated to be valued at USD 126.4 million in 2025 and is expected to reach USD 186.3 million by 2032, growing at a compound annual growth rate (CAGR) of 5.7%. Another estimate projects the global market at USD 78.2 million in 2024, reaching USD 230.6 million by 2030, with a CAGR of 19.8%. The U.S. market for GAN is estimated at USD 39.1 million in 2024 and is projected to reach USD 109.5 million by 2030, with an 18.7% CAGR.
  • TSHA-102 for Rett Syndrome: The global Rett Syndrome market size was valued at USD 268 million in 2025 and is expected to reach USD 634.45 million by 2035, expanding at approximately 9% CAGR. Another source estimates the global market at USD 428.1 million in 2025, reaching USD 1019.7 million by 2032, with a CAGR of 13.2%. North America is projected to be the largest region, holding a 43.4% market share by 2035.
  • TSHA-121 and TSHA-118 for CLN1 Disease: CLN1 disease is a form of Batten disease. The global Batten Disease Treatment Market was valued at USD 41.39 million in 2022 and is projected to reach USD 57.89 million by 2030, growing at a CAGR of 5.4%.
  • TSHA-105 for SLC13A5 Deficiency: null
  • TSHA-101 for GM2 Gangliosidosis: The global GM2 Gangliosidosis market is projected to reach an estimated value of $270 million in 2024 and grow to approximately $720 million by 2034, exhibiting a CAGR of around 10.5%. The global Sandhoff disease treatment market, a type of GM2 gangliosidosis, was valued at USD 260 million in 2024 and is predicted to reach around USD 456.42 million by 2034, with a 5.75% CAGR.

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Expected Drivers of Future Revenue Growth for Taysha Gene Therapies (TSHA)

Over the next 2-3 years, Taysha Gene Therapies (TSHA) is expected to drive future revenue growth primarily through the advancement and commercialization of its gene therapy pipeline, with a significant focus on its lead candidate, TSHA-102, for Rett syndrome. The key drivers include:

  1. Regulatory Approval and Commercial Launch of TSHA-102 for Rett Syndrome: Taysha's primary revenue driver is anticipated to be the successful regulatory approval and subsequent commercial launch of TSHA-102, its lead gene therapy candidate for Rett syndrome. The company has received Breakthrough Therapy designation from the FDA for TSHA-102 and has aligned with the FDA on the pivotal REVEAL trial protocol, which is intended to support a Biologics License Application (BLA) submission. An interim analysis from the REVEAL trial could potentially expedite the BLA submission, positioning TSHA-102 for a potential launch within the 2-3 year timeframe.
  2. Market Penetration and Patient Uptake of TSHA-102: Following regulatory approval, revenue growth will be driven by the successful market penetration and uptake of TSHA-102 within the Rett syndrome patient population. Rett syndrome represents a significant market opportunity with an estimated 15,000 to 20,000 patients across the U.S., EU, and U.K.. Positive clinical data, including a generally well-tolerated safety profile and a 100% response rate in gaining developmental milestones from Part A of the REVEAL trials, are expected to support adoption due to the profound unmet medical need. Taysha has also regained full global rights to TSHA-102, providing full strategic flexibility for commercialization.
  3. Advancement of Other Pipeline Candidates: Beyond TSHA-102, the progression of Taysha's other gene therapy candidates through clinical development represents a future revenue growth driver. Although TSHA-102 is the most advanced, the company's pipeline includes candidates such as TSHA-120 for giant axonal neuropathy (GAN), TSHA-121 and TSHA-118 for CLN1 disease, TSHA-105 for SLC13A5 Deficiency, and TSHA-101 for GM2 gangliosidosis. Successful clinical development and subsequent commercialization of these programs, particularly those nearing later stages of trials, could contribute to revenue growth towards the latter part of the 2-3 year outlook and beyond.

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Share Repurchases

No information is available regarding share repurchases made by Taysha Gene Therapies (TSHA) over the last 3-5 years.

Share Issuance

  • In May 2025, Taysha Gene Therapies priced an underwritten public offering of common stock and pre-funded warrants, which was expected to generate approximately $200.0 million in gross proceeds.
  • As of Q3 2025, Taysha Gene Therapies had 274 million shares outstanding, reflecting an increase of 0.4% from the prior quarter.
  • The company has issued restricted stock units and stock options to new employees through its 2023 Inducement Plan in late 2025 and early 2026 as part of equity compensation.

Inbound Investments

  • In October 2022, Astellas Pharma Inc. made a strategic investment of $50 million to acquire a 15% stake in Taysha's outstanding common stock. This agreement also included an exclusive option for Astellas to license two of Taysha's clinical-stage programs: TSHA-102 for Rett syndrome and TSHA-120 for Giant Axonal Neuropathy (GAN).
  • In June 2024, Taysha Gene Therapies completed a Series B financing round that raised $95 million, led by Fidelity Management & Research Company and including investments from BlackRock, GV, Invus, and others.
  • As of June 30, 2025, Taysha reported $312.8 million in cash and cash equivalents, which included $230.0 million in gross proceeds from a public follow-on offering in May 2025, reflecting the full exercise of the underwriters' option to purchase additional shares.

Outbound Investments

No information is available regarding strategic outbound investments made by Taysha Gene Therapies in other companies over the last 3-5 years.

Capital Expenditures

  • In Q3 2025, Taysha Gene Therapies invested $108K in capital expenditures, primarily directed towards funding long-term assets and infrastructure.
  • This Q3 2025 capital expenditure represented a significant increase of 5500.0% from the previous quarter.
  • Capital expenditures of $374K in Q3 2025 significantly impacted the company's cash flow, contributing to a negative free cash flow of -$81.6M for the quarter.

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Recent Active Movers

Peer Comparisons

Peers to compare with:

Financials

TSHAVRTXALPSDFTXEIKNGENBMedian
NameTaysha G.Vertex P.ALPS Definium.Eikon Th.Generate. 
Mkt Price6.27423.240.9320.499.1112.3810.75
Mkt Cap2.2107.3----54.8
Rev LTM1012,001-0--10
Op Inc LTM-1104,554--166---110
FCF LTM-943,194--132---94
FCF 3Y Avg-851,832--92---85
CFO LTM-933,631--132---93
CFO 3Y Avg-822,225--92---82

Growth & Margins

TSHAVRTXALPSDFTXEIKNGENBMedian
NameTaysha G.Vertex P.ALPS Definium.Eikon Th.Generate. 
Rev Chg LTM17.3%8.9%----13.1%
Rev Chg 3Y Avg162.9%10.4%----86.6%
Rev Chg Q171.3%9.5%----90.4%
QoQ Delta Rev Chg LTM54.9%2.4%----28.6%
Op Inc Chg LTM-27.6%2,051.3%--60.0%---27.6%
Op Inc Chg 3Y Avg-1.9%644.7%--37.4%---1.9%
Op Mgn LTM-1,130.6%37.9%-----546.3%
Op Mgn 3Y Avg-877.4%24.7%-----426.3%
QoQ Delta Op Mgn LTM487.9%38.7%----263.3%
CFO/Rev LTM-952.5%30.3%-----461.1%
CFO/Rev 3Y Avg-799.9%20.5%-----389.7%
FCF/Rev LTM-960.1%26.6%-----466.7%
FCF/Rev 3Y Avg-820.0%17.0%-----401.5%

Valuation

TSHAVRTXALPSDFTXEIKNGENBMedian
NameTaysha G.Vertex P.ALPS Definium.Eikon Th.Generate. 
Mkt Cap2.2107.3----54.8
P/S229.28.9----119.1
P/Op Inc-20.323.6----1.6
P/EBIT-20.623.1----1.2
P/E-20.627.2----3.3
P/CFO-24.129.6----2.7
Total Yield-4.9%3.7%-----0.6%
Dividend Yield0.0%0.0%----0.0%
FCF Yield 3Y Avg-15.6%1.7%-----6.9%
D/E0.00.0----0.0
Net D/E-0.1-0.0-----0.1

Returns

TSHAVRTXALPSDFTXEIKNGENBMedian
NameTaysha G.Vertex P.ALPS Definium.Eikon Th.Generate. 
1M Rtn54.1%-4.5%-4.3%17.1%-5.9%7.6%1.6%
3M Rtn40.0%-11.4%-3.1%21.7%-39.3%-2.1%-2.6%
6M Rtn25.1%1.4%-2.1%51.7%-39.3%-2.1%-0.3%
12M Rtn244.5%-15.9%-2.1%51.7%-39.3%-2.1%-2.1%
3Y Rtn709.0%24.2%-2.1%51.7%-39.3%-2.1%11.1%
1M Excs Rtn41.6%-17.0%-16.8%4.6%-18.4%-4.9%-10.8%
3M Excs Rtn37.7%-13.7%-5.4%19.4%-41.5%-4.4%-4.9%
6M Excs Rtn24.7%-3.1%-5.8%47.9%-43.1%-5.9%-4.5%
12M Excs Rtn219.3%-43.8%-31.1%22.6%-68.3%-31.2%-31.2%
3Y Excs Rtn769.2%-45.3%-74.5%-20.8%-111.8%-74.6%-59.9%

Comparison Analyses

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Financials

Segment Financials

Revenue by Segment
$ Mil20252024202320222021
Gene therapy segment8153  
Total8153  


Assets by Segment
$ Mil20252024202320222021
Gene therapy segment   214259
Total   214259


Price Behavior

Price Behavior
Market Price$6.27 
Market Cap ($ Bil)2.2 
First Trading Date09/24/2020 
Distance from 52W High-6.7% 
   50 Days200 Days
DMA Price$4.92$4.32
DMA Trendupup
Distance from DMA27.3%45.2%
 3M1YR
Volatility80.3%94.5%
Downside Capture1.371.06
Upside Capture325.77280.44
Correlation (SPY)43.0%28.5%
TSHA Betas & Captures as of 3/31/2026

 1M2M3M6M1Y3Y
Beta2.091.481.081.651.171.70
Up Beta0.631.713.590.360.931.43
Down Beta0.180.69-0.231.130.731.06
Up Capture430%205%62%347%361%2352%
Bmk +ve Days7162765139424
Stock +ve Days10193062129362
Down Capture202%141%156%142%122%111%
Bmk -ve Days12233358110323
Stock -ve Days9192958112356

[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 TSHA
TSHA263.6%94.4%1.75-
Sector ETF (XLV)4.9%15.8%0.1216.2%
Equity (SPY)31.5%12.5%1.9328.0%
Gold (GLD)35.2%27.2%1.09-3.4%
Commodities (DBC)46.7%18.1%1.99-9.6%
Real Estate (VNQ)12.8%13.4%0.6512.1%
Bitcoin (BTCUSD)-19.6%42.1%-0.4012.5%

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Based On 5-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with TSHA
TSHA-22.4%136.4%0.29-
Sector ETF (XLV)4.7%14.6%0.1516.9%
Equity (SPY)13.1%17.1%0.6022.9%
Gold (GLD)20.1%17.8%0.920.6%
Commodities (DBC)14.6%19.1%0.630.4%
Real Estate (VNQ)3.4%18.8%0.0818.9%
Bitcoin (BTCUSD)8.1%56.2%0.3614.7%

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 TSHA
TSHA-12.3%131.7%0.29-
Sector ETF (XLV)9.0%16.5%0.4417.1%
Equity (SPY)14.9%17.9%0.7123.2%
Gold (GLD)13.4%15.9%0.700.5%
Commodities (DBC)9.6%17.7%0.451.5%
Real Estate (VNQ)5.5%20.7%0.2318.2%
Bitcoin (BTCUSD)67.5%66.9%1.0714.1%

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

Short Interest

Short Interest: As Of Date4152026
Short Interest: Shares Quantity38.9 Mil
Short Interest: % Change Since 3312026-7.9%
Average Daily Volume2.7 Mil
Days-to-Cover Short Interest14.2 days
Basic Shares Quantity357.3 Mil
Short % of Basic Shares10.9%

Earnings Returns History

Expand for More
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
3/19/20262.5%2.9%44.5%
11/4/2025-4.3%-12.8%13.5%
8/12/20255.4%6.2%17.8%
5/15/20258.0%21.9%7.2%
2/26/2025-4.7%-4.1%5.9%
11/13/20242.7%-9.0%-6.3%
6/26/2024-17.2%-12.4%-7.9%
3/19/202431.6%36.0%7.1%
...
SUMMARY STATS   
# Positive10910
# Negative787
Median Positive5.7%8.7%14.1%
Median Negative-9.0%-10.7%-19.5%
Max Positive188.2%159.8%308.7%
Max Negative-27.5%-38.9%-40.5%

SEC Filings

Expand for More
Report DateFiling DateFiling
12/31/202503/19/202610-K
09/30/202511/04/202510-Q
06/30/202508/12/202510-Q
03/31/202505/15/202510-Q
12/31/202402/26/202510-K
09/30/202411/13/202410-Q
06/30/202408/12/202410-Q
03/31/202405/14/202410-Q
12/31/202303/19/202410-K
09/30/202311/14/202310-Q
06/30/202308/14/202310-Q
03/31/202305/11/202310-Q
12/31/202203/28/202310-K
09/30/202211/08/202210-Q
06/30/202208/11/202210-Q
03/31/202205/16/202210-Q

Recent Forward Guidance [BETA]

Latest: Q4 2025 Earnings Reported 3/19/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
2028 Cash Runway     AffirmedGuidance: 2,028 for 2028

Prior: Q3 2025 Earnings Reported 11/4/2025

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
2028 Cash Runway 2,028 0 AffirmedGuidance: 2,028 for 2028

Insider Activity

Expand for More
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Nagendran, SukumarPresident and Head of R&DDirectSell41320264.46200,000892,0005,068,389Form
2Alam, KamranCHIEF FINANCIAL OFFICERDirectSell20620264.521,6557,4816,518,432Form
3Nagendran, SukumarPresident and Head of R&DDirectSell12720264.6126,918124,0926,073,163Form
4Nolan, Sean PChief Executive OfficerDirectSell12720264.6141,312190,44813,407,065Form
5Alam, KamranCHIEF FINANCIAL OFFICERDirectSell12720264.6123,849109,9446,655,853Form