Jasper Therapeutics (JSPR)


Market Price (11/6/2026): $0.477 | Market Cap: $-Sector: Health Care | Industry: Biotechnology

Jasper Therapeutics (JSPR)


Market Price (11/6/2026): $0.477
Market Cap: $-
Sector: Health Care
Industry: Biotechnology

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

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Megatrend and thematic drivers
Megatrends include Precision Medicine, and Biotechnology & Genomics. Themes include Targeted Therapies, Biopharmaceutical R&D, Show more.

Trading close to highs
Dist 52W High is 0.0%

Weak multi-year price returns
2Y Excs Rtn is -68%

Very low revenue
Rev LTMTotal Revenue or Sales, Last Twelve Months is 0

Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -55 Mil

Stock price has recently run up significantly
6M Rtn6 month market price return is 1450%, 12M Rtn12 month market price return is 622%

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 -12%

High stock price volatility
Vol 12M is 2656%

Significant 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 18.53, 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 23%

Key risks
JSPR key risks include [1] drug product manufacturing failures that have [2] confounded and halted crucial clinical trials for its lead candidate, Show more.

0 Megatrend and thematic drivers
Megatrends include Precision Medicine, and Biotechnology & Genomics. Themes include Targeted Therapies, Biopharmaceutical R&D, Show more.
1 Trading close to highs
Dist 52W High is 0.0%
2 Weak multi-year price returns
2Y Excs Rtn is -68%
3 Very low revenue
Rev LTMTotal Revenue or Sales, Last Twelve Months is 0
4 Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -55 Mil
5 Stock price has recently run up significantly
6M Rtn6 month market price return is 1450%, 12M Rtn12 month market price return is 622%
6 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 -12%
7 High stock price volatility
Vol 12M is 2656%
8 Significant 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 18.53, 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 23%
9 Key risks
JSPR key risks include [1] drug product manufacturing failures that have [2] confounded and halted crucial clinical trials for its lead candidate, Show more.

JSPR in ETFs

Weight = JSPR's share of each fund

VTI0.00%

Valuation & Metrics

Price Chart

Why The Stock Moved

Qualitative Assessment

AI Analysis | Feedback

Updated on 11/5/2026

Jasper Therapeutics (JSPR) stock has gained about 2135% since 7/31/2026 because of the following key factors:

1. Transformative Acquisition and Substantial Capital Infusion.

Jasper Therapeutics significantly bolstered its pipeline and financial position through the acquisition of Kira Pharmaceuticals, which was completed in July 2026 and publicly announced on August 14, 2026. Concurrently, the company secured approximately $132 million in gross proceeds from a private placement, co-led by Affinity Asset Advisors, LLC and Ikarian Capital LLC. This influx of capital and the expanded portfolio of clinical-stage assets positioned Jasper for advanced development in immune-mediated diseases.

2. Expansion and Advancement of Clinical Pipeline Assets.

The acquisition integrated a robust pipeline, including KP-104 (Vensobafusp alfa), a dual-complement inhibitor, which is Phase 2/3 ready for paroxysmal nocturnal hemoglobinuria (PNH) and undergoing a Phase 2 basket trial in rare renal indications, with interim data expected in fiscal Q4 2026. Additionally, the pipeline includes briquilimab, a late-stage anti-KIT antibody that has shown positive long-term data in SCID, with plans for a pre-Biologics License Application (BLA) meeting with the FDA in fiscal Q1 2027. The company also gained KP-701, a novel monoclonal antibody for autoantibody-mediated disorders advancing towards Phase 1 evaluation in fiscal Q1 2027.

Show more
Updated on 11/5/2026

Jasper Therapeutics (JSPR) stock has gained about 2135% since 7/31/2026 because of the following key factors:

1. Transformative Acquisition and Substantial Capital Infusion.

Jasper Therapeutics significantly bolstered its pipeline and financial position through the acquisition of Kira Pharmaceuticals, which was completed in July 2026 and publicly announced on August 14, 2026. Concurrently, the company secured approximately $132 million in gross proceeds from a private placement, co-led by Affinity Asset Advisors, LLC and Ikarian Capital LLC. This influx of capital and the expanded portfolio of clinical-stage assets positioned Jasper for advanced development in immune-mediated diseases.

2. Expansion and Advancement of Clinical Pipeline Assets.

The acquisition integrated a robust pipeline, including KP-104 (Vensobafusp alfa), a dual-complement inhibitor, which is Phase 2/3 ready for paroxysmal nocturnal hemoglobinuria (PNH) and undergoing a Phase 2 basket trial in rare renal indications, with interim data expected in fiscal Q4 2026. Additionally, the pipeline includes briquilimab, a late-stage anti-KIT antibody that has shown positive long-term data in SCID, with plans for a pre-Biologics License Application (BLA) meeting with the FDA in fiscal Q1 2027. The company also gained KP-701, a novel monoclonal antibody for autoantibody-mediated disorders advancing towards Phase 1 evaluation in fiscal Q1 2027.

3. Positive Clinical Development Milestones.

In October 2026 (fiscal Q4 2026), Jasper Therapeutics announced the completion of enrollment in the first cohort of its Phase 2 renal basket study evaluating Vensobafusp Alfa (KP104) in IgA Nephropathy. This milestone indicates tangible progress in the clinical development of a key asset acquired through the Kira Pharmaceuticals merger, signaling potential future data readouts and continued advancement.

4. Strategic Financial Management and Nasdaq Listing Maintenance.

Despite receiving a Nasdaq notice in August 2026 regarding non-compliance with the minimum stockholders' equity requirement, Jasper Therapeutics undertook strategic actions to ensure its long-term financial stability and market presence. Shareholders approved a discretionary reverse stock split (1-for-15 to 1-for-35) on September 30, 2026, to regain compliance with Nasdaq's minimum bid price requirement. The board subsequently approved a 1-for-30 reverse split on October 23, 2026, effective November 6, 2026. Furthermore, in October 2026, the company commenced an offer to purchase outstanding warrants, planning to use approximately $4.0 million in cash on hand if all 12,345,707 outstanding warrants were tendered. These actions demonstrated proactive management to maintain listing and optimize its capital structure.

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Stock Movement Drivers

Fundamental Drivers

The 2134.3% change in JSPR stock from 7/31/2026 to 11/5/2026 was primarily driven by a 0.0% change in the company's Total Revenues ($ Mil).
(LTM values as of)731202611052026Change
Stock Price ($)0.6314.082134.3%
Change Contribution By: 
Total Revenues ($ Mil)000.0%
P/S Multiple∞∞0.0%
Shares Outstanding (Mil)2929-0.1%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

7/31/2026 to 11/5/2026
ReturnCorrelation
JSPR2134.3% 
Market (SPY)-1.9%-61.3%
Sector (XLV)13.8%-28.3%

Fundamental Drivers

The 1403.8% change in JSPR stock from 4/30/2026 to 11/5/2026 was primarily driven by a 0.0% change in the company's Total Revenues ($ Mil).
(LTM values as of)430202611052026Change
Stock Price ($)0.9414.081403.8%
Change Contribution By: 
Total Revenues ($ Mil)000.0%
P/S Multiple∞∞0.0%
Shares Outstanding (Mil)2829-2.4%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

4/30/2026 to 11/5/2026
ReturnCorrelation
JSPR1403.8% 
Market (SPY)2.3%-44.5%
Sector (XLV)27.2%-20.6%

Fundamental Drivers

The 517.4% change in JSPR stock from 10/31/2025 to 11/5/2026 was primarily driven by a 0.0% change in the company's Total Revenues ($ Mil).
(LTM values as of)1031202511052026Change
Stock Price ($)2.2814.08517.4%
Change Contribution By: 
Total Revenues ($ Mil)000.0%
P/S Multiple∞∞0.0%
Shares Outstanding (Mil)1529-46.6%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

10/31/2025 to 11/5/2026
ReturnCorrelation
JSPR517.4% 
Market (SPY)8.4%-31.9%
Sector (XLV)29.8%-15.3%

Fundamental Drivers

The 113.3% change in JSPR stock from 10/31/2023 to 11/5/2026 was primarily driven by a 0.0% change in the company's Total Revenues ($ Mil).
(LTM values as of)1031202311052026Change
Stock Price ($)6.6014.08113.3%
Change Contribution By: 
Total Revenues ($ Mil)000.0%
P/S Multiple∞∞0.0%
Shares Outstanding (Mil)1129-61.9%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

10/31/2023 to 11/5/2026
ReturnCorrelation
JSPR113.3% 
Market (SPY)81.3%-15.4%
Sector (XLV)55.5%-9.0%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
JSPR Return-22%-94%63%171%-91%669%-86%
Peers Return51%17%8%-21%15%22%112%
S&P 500 Return27%-19%24%23%16%12%105%

Monthly Win Rates [3]
JSPR Win Rate50%17%42%58%25%36% 
Peers Win Rate56%53%53%47%56%52% 
S&P 500 Win Rate75%42%67%75%67%45% 

Max Drawdowns [4]
JSPR Max Drawdown-53%-94%-85%-51%-93%-83% 
Peers Max Drawdown-26%-29%-30%-40%-33%-27% 
S&P 500 Max Drawdown-5%-25%-10%-8%-19%-9% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: CLDX, REGN, AMGN.
[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 11/5/2026 (YTD)

How Low Can It Go

EventJSPRS&P 500
2025 US Tariff Shock
  % Loss-44.5%-18.8%
  % Gain to Breakeven80.1%23.1%
  Time to Breakeven85 days79 days
2024 Yen Carry Trade Unwind
  % Loss-18.1%-7.8%
  % Gain to Breakeven22.1%8.5%
  Time to Breakeven19 days18 days
Summer-Fall 2023 Five Percent Yield Shock
  % Loss-70.0%-9.5%
  % Gain to Breakeven232.9%10.5%
  Time to Breakeven55 days24 days
2023 SVB Regional Banking Crisis
  % Loss-35.0%-6.7%
  % Gain to Breakeven53.8%7.1%
  Time to Breakeven296 days31 days

Compare to CLDX, REGN, AMGN

In The Past

Jasper Therapeutics's stock fell -44.5% during the 2025 US Tariff Shock. Such a loss loss requires a 80.1% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

EventJSPRS&P 500
2025 US Tariff Shock
  % Loss-44.5%-18.8%
  % Gain to Breakeven80.1%23.1%
  Time to Breakeven85 days79 days
Summer-Fall 2023 Five Percent Yield Shock
  % Loss-70.0%-9.5%
  % Gain to Breakeven232.9%10.5%
  Time to Breakeven55 days24 days
2023 SVB Regional Banking Crisis
  % Loss-35.0%-6.7%
  % Gain to Breakeven53.8%7.1%
  Time to Breakeven296 days31 days

Compare to CLDX, REGN, AMGN

In The Past

Jasper Therapeutics's stock fell -44.5% during the 2025 US Tariff Shock. Such a loss loss requires a 80.1% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

About Jasper Therapeutics (JSPR)

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Jasper Therapeutics is a clinical-stage biotechnology company dedicated to developing innovative therapeutic agents for hematopoietic stem cell transplantation and gene therapies. The company's core mission is to expand the use and improve the safety and efficacy of these complex medical procedures by addressing key challenges in patient conditioning and stem cell engineering.

The company's flagship product candidate is JSP191, a conditioning antibody currently in clinical development. JSP191 is designed to clear out a patient's existing hematopoietic stem cells from the bone marrow, preparing them for subsequent allogeneic (donor) stem cell therapy or stem cell gene therapy. Beyond JSP191, Jasper Therapeutics is also developing engineered hematopoietic stem cell product candidates, which aim to overcome existing limitations in the use of both donor and a patient's own gene-edited stem cells.

Jasper Therapeutics primarily serves the medical and patient communities involved in stem cell transplantation and gene therapy. Their innovations are targeted at patients who require these advanced treatments for conditions such as blood disorders, certain cancers, and genetic diseases. By developing improved conditioning agents and engineered stem cells, the company aims to broaden the applicability and success rates of these life-saving therapies.

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AI Analysis | Feedback

Here are 1-3 brief analogies for Jasper Therapeutics (JSPR):

  • Jasper Therapeutics is like Illumina for preparing the body for advanced cell and gene therapies; while Illumina provides tools to read genetic information, Jasper provides agents to clear space for new cells.
  • If companies like CRISPR Therapeutics are developing the specialized 'software' for gene editing, Jasper Therapeutics is developing the crucial 'hardware prep' – the conditioning agents that create a clean environment in the bone marrow for those new genetic instructions.
  • Jasper Therapeutics aims to make complex stem cell transplants and gene therapies safer and more widely available, much like how Intuitive Surgical (maker of Da Vinci robots) has revolutionized and expanded the use of minimally invasive surgery.

AI Analysis | Feedback

Major Products of Jasper Therapeutics (JSPR)

  • JSP191: A conditioning antibody in clinical development that clears hematopoietic stem cells from bone marrow prior to stem cell therapy or gene therapy.
  • Engineered Hematopoietic Stem Cells Product Candidates: Products under development aimed at overcoming limitations of allogeneic and autologous gene-edited stem cell grafts.

AI Analysis | Feedback

As a clinical-stage biotechnology company, Jasper Therapeutics (JSPR) is primarily focused on the research and development of therapeutic agents, including its lead product candidate, JSP191. These products are currently in clinical development and have not yet received regulatory approval for commercial sale.

Therefore, Jasper Therapeutics does not currently have major commercial customers in the traditional sense, whether other companies or individual patients. Its "products" are being evaluated in clinical trials, and its current activities are centered on advancing these candidates through the development pipeline.

Upon potential future regulatory approval, the company's customer base would likely consist of hospitals, specialized medical centers, and healthcare systems that administer complex therapies like stem cell transplantation and gene therapies to patients.

AI Analysis | Feedback

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Jeet Mahal, Chief Executive Officer

Mr. Mahal was appointed Chief Executive Officer of Jasper Therapeutics effective January 5, 2026, after serving as Chief Business and Financial Officer, and most recently Chief Operating Officer. He joined Jasper Therapeutics from Portola Pharmaceuticals, where he spent 11 years in leadership roles, including Vice President, Business Development and Vice President, Strategic Marketing. At Portola, he successfully executed multiple business development partnerships for Andexxa®, Bevyxxa®, and cerdulatinib and played a key role in the company's equity financings, including its initial public offering. Earlier in his career, Mr. Mahal was Director, Business and New Product Development, at Johnson & Johnson on the Xarelto® development and strategic marketing team, and began his career in the drug development laboratories at COR Therapeutics.

Herb Cross, Chief Financial Officer

Mr. Cross joined Jasper Therapeutics as Chief Financial Officer in September 2023, bringing over two decades of financial leadership experience in public and private biotechnology companies. Prior to Jasper, he served as CFO at Atreca, where he led its initial public offering. Before Atreca, he was CFO at ARMO BioSciences, where he led its initial public offering and oversaw the company through its sale to Eli Lilly in 2018. Mr. Cross has also held CFO and interim CEO roles at KaloBios Pharmaceuticals and served as CFO at Affymax. He began his career at Arthur Andersen, LLP.

Daniel Adelman, M.D., Acting Chief Medical Officer

Dr. Adelman serves as the Acting Chief Medical Officer of Jasper Therapeutics.

Luca Di Noto, Ph. D., Vice President, Technical Operations

Dr. Di Noto joined Jasper Therapeutics in 2020 and has extensive industry experience in process development, process scale-up, technology transfer, cGMP manufacturing, and regulatory submissions for biologic drugs. Previously, he spent five years at Portola Pharmaceuticals as the Head of Drug Substance manufacturing, where he oversaw the Andexxa® program.

Wendy Pang, M.D., Ph.D., Senior Vice President, Research and Translational Medicine

Dr. Pang joined Jasper Therapeutics in 2020 and has led early research and development, including the creation of the company's mRNA stem cell graft platform and played a pivotal role in advancing JSP191 through multiple clinical studies. Prior to Jasper, she was an Instructor in the Division of Blood and Marrow Transplantation at Stanford University and the lead scientist in the preclinical drug development of an anti-CD117 antibody program.

AI Analysis | Feedback

The key risks to Jasper Therapeutics (JSPR) primarily stem from its nature as a clinical-stage biotechnology company focused on the development of novel therapeutic agents.

  1. Clinical Trial and Regulatory Approval Risk: As a clinical-stage company, Jasper Therapeutics' success is heavily dependent on the successful outcome of its ongoing and future clinical trials for its lead product candidate, JSP191, and other product candidates. The drug development process is inherently lengthy, costly, and carries a high risk of failure due to unforeseen safety issues, lack of efficacy, or challenges in manufacturing. Even if clinical trials are successful, there is no guarantee that its product candidates will receive the necessary regulatory approvals from agencies like the FDA, which is a complex and often unpredictable process. Failure at any stage of clinical development or inability to obtain regulatory approval would significantly jeopardize the company's future prospects.
  2. Reliance on a Single Lead Product Candidate: Jasper Therapeutics' business is highly concentrated around the development of JSP191, described as its "lead product candidate." This heavy reliance means that the company's valuation and future success are predominantly tied to the successful development, approval, and commercialization of JSP191. Any adverse events, delays, or outright failure of JSP191 in clinical trials or regulatory review would have a substantial negative impact on the company, as its pipeline of other engineered hematopoietic stem cell product candidates appears to be in earlier stages of development.
  3. Capital and Funding Risk: As a clinical-stage biotechnology company without revenue-generating commercial products, Jasper Therapeutics requires substantial ongoing capital to fund its extensive research and development activities, particularly the costly clinical trials for JSP191 and other candidates. There is a continuous need to raise additional capital, and the company's ability to do so on favorable terms, or at all, is uncertain. A lack of sufficient funding could force the company to delay, scale back, or even abandon its development programs, thereby impacting its ability to bring products to market.

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AI Analysis | Feedback

Jasper Therapeutics (NASDAQ: JSPR) operates in several significant addressable markets through its main product candidates, JSP191 (Briquilimab) and its engineered hematopoietic stem cell platform.

JSP191 (Briquilimab)

JSP191, also known as Briquilimab, is being developed for multiple indications, including as a conditioning agent for hematopoietic stem cell transplantation (HSCT) and for chronic conditions such as chronic urticaria and asthma.

  • Hematopoietic Stem Cell Transplantation (HSCT): The global hematopoietic stem cell transplantation market was valued at approximately USD 3.25 billion in 2024 and is projected to reach USD 7.89 billion by 2032. Another estimate places the global market at USD 6.7 billion in 2024, growing to USD 10.7 billion by 2030. North America accounts for a substantial portion of this market, holding approximately 38% in 2024. The U.S. hematopoietic stem cell transplantation market alone was estimated at USD 2.58 billion in 2024 and is projected to reach approximately USD 3.87 billion by 2030.
  • Chronic Urticaria: The global market size for chronic urticaria was estimated at USD 2.45 billion in 2022 and is expected to grow to USD 7.5 billion by 2029.
  • Asthma: The global asthma market size was estimated at USD 18 billion in 2019 and is projected to reach around USD 32.81 billion by 2032.

Engineered Hematopoietic Stem Cells

Jasper Therapeutics is also advancing a preclinical mRNA hematopoietic stem cell grafts platform, which is designed to overcome key limitations of allogeneic and autologous gene-edited stem cell grafts. This product falls within the broader cell and gene therapy and stem cells markets.

  • Global Gene Therapy Market: The global gene therapy market was valued at USD 9.5 billion in 2024, grew to USD 11.4 billion in 2025, and is projected to reach approximately USD 58.87 billion by 2034. North America dominated the gene therapy market with a revenue share of 45% in 2024. The U.S. gene therapy market alone was estimated at USD 6.3 billion in 2025 and is projected to surpass approximately USD 38.4 billion by 2035.
  • Global Cell and Gene Therapy (CGT) Market: The global cell and gene therapy sector was valued at USD 18 billion in 2023 and is projected to reach approximately USD 97 billion by 2033.
  • Global Stem Cells Market: The global stem cells market size was estimated at USD 15.10 billion in 2024 and is anticipated to reach USD 28.89 billion by 2030. North America accounted for the largest revenue share of 43.89% in the stem cell market in 2024.

AI Analysis | Feedback

For Jasper Therapeutics (JSPR), a clinical-stage biotechnology company, expected drivers of future revenue growth over the next 2-3 years primarily revolve around the advancement of its pipeline and the securing of associated milestone payments or collaborations, rather than direct product sales, as analysts forecast no product revenue in this timeframe. The company's current revenue streams are largely driven by collaboration agreements and government grants, which are tied to research milestones.

The key drivers for potential revenue growth include:

  1. Successful Clinical and Regulatory Advancement of Briquilimab in Chronic Urticaria (CSU/CIndU): Briquilimab (formerly JSP191) is Jasper Therapeutics' lead product candidate, with ongoing BEACON and SPOTLIGHT clinical studies for chronic spontaneous urticaria (CSU) and chronic inducible urticaria (CIndU). Positive data readouts, progression to registrational trials, and potential regulatory submissions or designations within the next 2-3 years could trigger significant milestone payments from existing or new collaboration partners. The potential for market approval for chronic urticaria by 2027 could lead to substantial revenue opportunities.

  2. Advancement of Briquilimab into Later-Stage Clinical Development for Asthma: Jasper Therapeutics has initiated a new clinical program for briquilimab in asthma. Successful progression through early-stage clinical trials and into later-stage development could attract further partnership interest and associated milestone payments, opening up another potentially large market.

  3. Achievement of Clinical Milestones in JSP191's Conditioning Programs for Stem Cell Transplantation: While the company has reprioritized briquilimab for chronic mast cell diseases, JSP191 continues to be developed as a conditioning agent for hematopoietic stem cell transplantation in various indications such as myelodysplastic syndromes (MDS), acute myeloid leukemia (AML), severe combined immunodeficiency (SCID), Fanconi anemia, and Sickle Cell Disease. Positive clinical data or the initiation of pivotal studies in these areas could lead to additional collaboration revenue through milestone payments.

  4. Formation of New or Expanded Strategic Partnerships and Collaboration Agreements: As a clinical-stage biotechnology company, a significant portion of Jasper Therapeutics' reported revenue historically comes from collaboration agreements and government grants. Securing new strategic partnerships or expanding existing collaborations can provide crucial upfront payments, research funding, and development milestone payments, directly contributing to the company's revenue growth within the forecast period.

AI Analysis | Feedback

Share Issuance

  • Jasper Therapeutics successfully completed a $30 million underwritten public offering of common stock and warrants in September 2025, extending its cash runway through the first half of 2026.
  • In January 2023, the company raised an estimated $101.4 million in net proceeds through a public offering and sales via an at-the-market facility, expected to fund operating and capital expenditures through 2024.
  • On September 24, 2021, Jasper Therapeutics consummated a Business Combination, merging with Amplitude Healthcare Acquisition Corporation, resulting in its common stock being listed on Nasdaq under the symbol JSPR.

Inbound Investments

  • The company's primary inbound investments within the last three to five years have been through public equity offerings to fund its clinical development programs and general operations.
  • Institutional investors held approximately 78% of Jasper Therapeutics' stock as of December 2025, indicating significant external investment in its shares.

Capital Expenditures

  • Capital expenditures for the annual period ending December 30, 2024, were -$0.6 million.
  • The net proceeds from the September 2025 public offering were allocated for continued advancement of preclinical and clinical development programs, general corporate purposes, including capital expenditures, working capital, and administrative expenses.
  • Research and development (R&D) expenses, a significant component of the company's operational spending, were $14.4 million in Q3 2025, $34.6 million in 2022, and $25.4 million in 2021.

Peer Outperformance in Biotechnology

JSPR has trailed 53% of its 363 Biotechnology peers over 5Y. Biotechnology ranks 9th of 10 industries in Health Care by median 5Y return. The sector’s gains have largely come from elsewhere.
Share of Biotechnology constituents that JSPR has outperformed, by holding period. Peers without a full price history over a given window are excluded from that window.
1Y
99%
of 452 industry peers · 621.8% return
3Y
75%
of 398 industry peers · 76.0% return
5Y
47%
of 363 industry peers · -84.8% return
No Biotechnology peer with a comparable growth profile has beaten JSPR by more than 20pp over 5Y.
Median price return by industry across the Health Care sector, ranked by 5Y. Biotechnology is JSPR's own industry. Use this to see which corners of the sector have carried the returns.
Industry Names 1Y med3Y med5Y med Top 3 by 5Y
Health Care Distributors 6 7.6%56.6%93.6% CAH 498% · MCK 396% · COR 181%
Health Care Services 20 33.8%28.8%6.1% HIMS 189% · RDNT 125% · DGX 100%
Health Care Facilities 25 13.9%27.4%-1.4% THC 280% · NHC 210% · EHC 186%
Managed Health Care 8 47.9%1.6%-2.2% OSCR 95% · HQY 52% · ELV 10%
Health Care Equipment 50 11.0%17.8%-17.6% UFPT 355% · GKOS 286% · PLSE 127%
Pharmaceuticals 61 -12.9%10.6%-37.3% LQDA 977% · XERS 571% · KNSA 500%
Health Care Supplies 11 23.9%17.0%-40.1% LNTH 248% · HAE 66% · MMSI 29%
Life Sciences Tools & Services 108 -8.1%-18.9%-74.5% AXGN 255% · NTRA 214% · MEDP 181%
Biotechnology ← 364 -25.8%-36.1%-82.0% ELVN 1073% · TRVI 995% · DNTH 956%
Health Care Technology 21 -21.4%-50.4%-82.8% VEEV -3% · DOCS -51%
Median of constituents with a full price history over each window. Top names are limited to companies above $2B market cap.

Latest Trefis Analyses

TitleDate
0DASHBOARDS 
1Jasper Therapeutics Earnings Notes12/16/2025
Title
0ARTICLES

Recent Active Movers

Peer Comparisons

Peers to compare with:

Financials

JSPRCLDXREGNAMGNMedian
NameJasper T.Celldex .Regenero.Amgen  
Mkt Price0.4827.71898.86451.71239.71
Mkt Cap0.02.291.4244.446.8
Rev LTM0016,89638,9038,448
Op Inc LTM-55-3265,13412,6102,539
FCF LTM-60-2423,6289,5811,784
FCF 3Y Avg-63-1853,6099,1341,773
CFO LTM-60-2364,84612,0352,393
CFO 3Y Avg-63-1814,72110,8062,329

Growth & Margins

JSPRCLDXREGNAMGNMedian
NameJasper T.Celldex .Regenero.Amgen  
Rev Chg LTM--97.3%18.6%8.2%8.2%
Rev Chg 3Y Avg-9.2%9.1%13.3%9.2%
Rev Chg Q--97.0%36.3%8.5%8.5%
QoQ Delta Rev Chg LTM--81.8%8.8%2.1%2.1%
Op Inc Chg LTM41.3%-38.8%34.8%45.4%38.1%
Op Inc Chg 3Y Avg-4.6%-39.1%6.9%18.4%1.2%
Op Mgn LTM--206,220.3%30.4%32.4%30.4%
Op Mgn 3Y Avg--70,746.9%28.9%25.2%25.2%
QoQ Delta Op Mgn LTM--170,531.8%3.5%2.4%2.4%
CFO/Rev LTM--149,092.4%28.7%30.9%28.7%
CFO/Rev 3Y Avg--51,257.0%31.6%29.9%29.9%
FCF/Rev LTM--153,231.0%21.5%24.6%21.5%
FCF/Rev 3Y Avg--52,655.5%24.2%25.3%24.2%

Valuation

JSPRCLDXREGNAMGNMedian
NameJasper T.Celldex .Regenero.Amgen  
Mkt Cap0.02.291.4244.446.8
P/S-13,651.65.46.36.3
P/Op Inc-0.2-6.617.819.48.8
P/EBIT-0.2-6.615.917.97.8
P/E-0.4-7.219.026.09.3
P/CFO-0.2-9.218.920.39.3
Total Yield-7.9%-13.7%5.7%5.9%-1.1%
Dividend Yield0.0%0.0%0.4%2.2%0.2%
FCF Yield 3Y Avg-200.9%-8.7%4.8%5.1%-2.0%
D/E0.00.00.00.20.0
Net D/E-0.5-0.3-0.10.2-0.2

Returns

JSPRCLDXREGNAMGNMedian
NameJasper T.Celldex .Regenero.Amgen  
1M Rtn-14.8%-10.6%21.7%12.2%0.8%
3M Rtn-26.2%-33.3%16.6%12.2%-7.0%
6M Rtn-47.5%-16.8%27.1%39.1%5.1%
12M Rtn-75.5%16.8%40.2%45.1%28.5%
3Y Rtn-94.0%-5.6%9.0%81.1%1.7%
1M Excs Rtn-16.2%-7.5%22.6%10.8%1.6%
3M Excs Rtn-32.7%-32.7%15.6%11.4%-10.6%
6M Excs Rtn-47.7%-21.5%22.3%34.4%0.4%
12M Excs Rtn-74.1%2.9%30.4%43.2%16.6%
3Y Excs Rtn-95.6%-63.9%-66.6%11.5%-65.2%

Comparison Analyses

null

Financials

Segment Financials

Net Income by Segment
$ Mil20252024
Research and development of therapeutic products in the fields of chronic urticaria and asthma-76-71
Total-76-71


Assets by Segment
$ Mil20242023202220212020
Research and development of therapeutic products in the fields of chronic urticaria and asthma8095489423
Total8095489423


Price Behavior

Price Behavior
Market Price$14.08 
Market Cap ($ Bil)0.4 
First Trading Date01/10/2020 
Distance from 52W High0.0% 
   50 Days200 Days
DMA Price$0.86$0.90
DMA Trendupdown
Distance from DMA1,544.8%1,465.7%
 3M1YR
Volatility5,309.5%2,656.3%
Downside Capture263.71221.32
Upside Capture75.6639.27
Correlation (S&P 500)0.6%0.3%
JSPR Betas & Captures as of 10/31/2026

 1M2M3M6M1Y3Y
Beta1.711.572.071.711.751.36
Up Beta-11.63-3.600.845.012.881.01
Down Beta-0.440.863.120.931.020.85
Up Capture262%158%171%18%49%136%
Bmk +ve Days12182862130427
Stock +ve Days11203061118366
Down Capture343%318%248%163%166%113%
Bmk -ve Days10253664121325
Stock -ve Days11233465128372

[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 JSPR
JSPR684.1%2,656.3%0.97-
Sector ETF (XLV)29.2%16.9%1.33-15.3%
Equity (SPY)9.5%13.6%0.41-32.1%
Gold (GLD)3.6%28.7%0.113.0%
Commodities (DBC)37.7%21.2%1.401.9%
Real Estate (VNQ)12.0%14.2%0.55-13.3%
Bitcoin (BTCUSD)-20.8%43.3%-0.421.2%

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Based On 5-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with JSPR
JSPR-18.7%1,209.7%0.45-
Sector ETF (XLV)8.6%15.4%0.36-6.7%
Equity (SPY)11.3%17.3%0.48-10.2%
Gold (GLD)17.5%19.1%0.742.3%
Commodities (DBC)8.0%19.6%0.290.2%
Real Estate (VNQ)1.2%18.9%-0.05-3.6%
Bitcoin (BTCUSD)5.9%51.5%0.291.4%

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 JSPR
JSPR-10.7%1,038.2%0.39-
Sector ETF (XLV)12.2%16.8%0.60-4.9%
Equity (SPY)14.9%18.0%0.70-7.5%
Gold (GLD)12.0%16.5%0.592.1%
Commodities (DBC)7.6%18.1%0.330.2%
Real Estate (VNQ)5.7%20.7%0.23-2.5%
Bitcoin (BTCUSD)61.3%66.2%1.011.1%

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

Short Interest

Short Interest: As Of Date10152026
Short Interest: Shares Quantity6.5 Mil
Short Interest: % Change Since 93020264.1%
Average Daily Volume0.3 Mil
Days-to-Cover Short Interest18.5 days
Basic Shares Quantity28.7 Mil
Short % of Basic Shares22.6%

Earnings Returns History

Updated 11/4/2026
Expand for More
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
8/14/20266.6%-9.4%-27.8%
5/14/2026-11.4%-9.0%-49.9%
11/10/2025-4.5%0.6%3.4%
8/13/20252.0%-4.0%-18.2%
5/12/20251.7%5.9%18.1%
2/27/20254.6%-4.1%-21.3%
11/7/20248.1%-2.6%-1.3%
3/4/202411.6%19.0%21.6%
...
SUMMARY STATS   
# Positive1086
# Negative7911
Median Positive2.0%5.1%9.7%
Median Negative-4.5%-5.8%-25.5%
Max Positive11.6%19.0%21.6%
Max Negative-11.4%-17.0%-49.9%
Collapse to Preview
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
8/14/20266.6%-9.4%-27.8%
5/14/2026-11.4%-9.0%-49.9%
11/10/2025-4.5%0.6%3.4%
8/13/20252.0%-4.0%-18.2%
5/12/20251.7%5.9%18.1%
2/27/20254.6%-4.1%-21.3%
11/7/20248.1%-2.6%-1.3%
3/4/202411.6%19.0%21.6%
11/9/2023-6.3%-17.0%-33.4%
8/11/2023-4.3%4.3%-45.7%
5/12/2023-0.6%13.4%9.6%
3/8/2023-3.8%-5.8%-25.5%
11/10/20221.5%2.0%0.0%
8/12/2022-7.1%-9.3%-30.1%
5/12/20222.0%7.5%-15.7%
3/18/20221.1%0.0%-20.6%
11/12/20211.1%-1.9%9.9%
SUMMARY STATS   
# Positive1086
# Negative7911
Median Positive2.0%5.1%9.7%
Median Negative-4.5%-5.8%-25.5%
Max Positive11.6%19.0%21.6%
Max Negative-11.4%-17.0%-49.9%

SEC Filings

Expand for More
Report DateFiling DateFiling
06/30/202608/14/202610-Q
03/31/202605/14/202610-Q
12/31/202503/30/202610-K
09/30/202511/10/202510-Q
06/30/202508/13/202510-Q
03/31/202505/12/202510-Q
12/31/202402/28/202510-K
09/30/202411/07/202410-Q
06/30/202408/13/202410-Q
03/31/202405/14/202410-Q
12/31/202303/05/202410-K
09/30/202311/09/202310-Q
06/30/202308/11/202310-Q
03/31/202305/12/202310-Q
12/31/202203/08/202310-K
09/30/202211/10/202210-Q
Collapse to Preview
Report DateFiling DateFiling
06/30/202608/14/202610-Q
03/31/202605/14/202610-Q
12/31/202503/30/202610-K
09/30/202511/10/202510-Q
06/30/202508/13/202510-Q
03/31/202505/12/202510-Q
12/31/202402/28/202510-K
09/30/202411/07/202410-Q
06/30/202408/13/202410-Q
03/31/202405/14/202410-Q
12/31/202303/05/202410-K
09/30/202311/09/202310-Q
06/30/202308/11/202310-Q
03/31/202305/12/202310-Q
12/31/202203/08/202310-K
09/30/202211/10/202210-Q
06/30/202208/12/202210-Q
03/31/202205/12/202210-Q
12/31/202103/18/202210-K
09/30/202111/12/202110-Q

Insider Activity

Updated 7/22/2026
Expand for More
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Wiggans, Thomas GWiggans Living TrustBuy92420252.4341,00099,63099,630Form
2Lucas, SvetlanaDirectBuy92420252.4320,00048,60048,600Form
3Martell, RonPresident and CEODirectBuy92420252.4341,00099,630180,107Form
4Shizuru, Judith AnneDirectBuy92420252.4341,00099,630381,269Form
Collapse to Preview
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Wiggans, Thomas GWiggans Living TrustBuy92420252.4341,00099,63099,630Form
2Lucas, SvetlanaDirectBuy92420252.4320,00048,60048,600Form
3Martell, RonPresident and CEODirectBuy92420252.4341,00099,630180,107Form
4Shizuru, Judith AnneDirectBuy92420252.4341,00099,630381,269Form
Core Cache Last Updated: 11/5/2026