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Soleus entities show combined 1.0% stake in Jasper Therapeutics (NASDAQ: JSPR)

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Form Type
SCHEDULE 13G/A

Rhea-AI Filing Summary

Jasper Therapeutics, Inc. ownership tables show Soleus-related entities collectively report beneficial ownership of up to 276,312 shares, representing 1.0% of common stock. The filing ties the percentage to 27,996,819 shares outstanding as of March 25, 2026.

The report lists holdings by multiple Soleus entities and Guy Levy and includes standard disclaimers that the entities disclaim beneficial ownership except for Section 13(d) purposes.

Positive

  • None.

Negative

  • None.
Shares outstanding 27,996,819 shares as of March 25, 2026 (Form 10-K cover)
Combined Soleus holdings 276,312 shares aggregate reported for Soleus Capital Management, L.P. and related entities
Reported ownership percent 1.0% percent of common stock calculated using 27,996,819 shares outstanding
Master Fund holdings (example) 118,912 shares Soleus Capital Master Fund, L.P. reported shared power
Soleus PE holdings (example) 157,400 shares Soleus Private Equity Fund III, L.P. reported shared power
Section 13(d) regulatory
"disclaims beneficial ownership other than for the purpose of determining their obligations under Section 13(d)"
beneficial ownership financial
"Each of ... disclaims beneficial ownership of these shares held by Master Fund"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
shared dispositive power financial
"Shared Dispositive Power 276,312.00"
Form 10-K cover regulatory
"as set forth on the cover of the Form 10-K"

AI-generated analysis. How Rhea-AI works. Not financial advice.

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FAQ

What stake does Soleus hold in Jasper Therapeutics (JSPR)?

Soleus-affiliated entities report ownership of 276,312 shares, or 1.0%. The percentage is calculated using 27,996,819 shares outstanding as of March 25, 2026 from the company's Form 10-K cover page.

Which Soleus entities are listed on the Schedule 13G/A for JSPR?

Entities listed include Soleus Private Equity Fund III, Soleus Capital Master Fund, Soleus Capital Management, Soleus GP, and related LLCs, plus Guy Levy. Each entry shows shared voting and dispositive power amounts tied to specific pools of shares.

Does Guy Levy personally beneficially own the reported shares?

The filing shows Guy Levy with shared voting and dispositive power over 276,312 shares (1.0%). Footnotes state the parties disclaim beneficial ownership except for Section 13(d) purposes, which is a standard legal attribution statement.

What date and share count were used to calculate the percentage ownership?

The percentage is calculated using 27,996,819 shares outstanding as of March 25, 2026. That figure is cited from the cover of the Issuer's Annual Report on Form 10-K for the fiscal year ended December 31, 2025.

Are the Soleus holdings reported as sole or shared voting power?

The filing reports shared voting and dispositive power for the listed Soleus entities (for example, 276,312 shared for Soleus Capital Management and Guy Levy). Sole power entries are shown as zero in the table.





471871202

(CUSIP Number)
03/31/2026

(Date of Event Which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)




schemaVersion:


SCHEDULE 13G




Comment for Type of Reporting Person: (1) The shares reported in this table are held directly by Master Fund. Soleus Capital, LLC is the sole general partner of Master Fund, Soleus Capital Group, LLC ("SCG") is the sole managing member of Soleus Capital, LLC, SCM is the investment manager for Soleus PE and for Master Fund, and Soleus GP, LLC is the sole general partner of SCM. Guy Levy is the sole managing member of each of SCG and of Soleus GP, LLC. Each of SCG, Soleus Capital, LLC, SCM, Soleus GP, LLC and Mr. Levy disclaims beneficial ownership of these shares held by Master Fund other than for the purpose of determining their obligations under Section 13(d) of the Exchange Act, and the filing of this report shall not be deemed an admission that any of the foregoing persons is the beneficial owner of such shares for any other purpose. (2) The percentage listed in this table is calculated based upon 27,996,819 shares of common stock of the Issuer outstanding as of March 25, 2026, as set forth on the cover of the Form 10-K


SCHEDULE 13G




Comment for Type of Reporting Person: (1) The shares reported in this table are held directly by Soleus Private Equity Fund III, L.P. ("Soleus PE"). Soleus Private Equity GP III, LLC ("Soleus PE GP") is the sole general partner of Soleus PE, Soleus PE GP III, LLC is the sole manager of Soleus PE GP, Soleus Capital Management, L.P. ("SCM ") is the investment manager for Soleus PE and for Soleus Capital Master Fund, L.P. ("Master Fund"), and Soleus GP, LLC is the sole general partner of SCM. Guy Levy is the sole managing member of each of Soleus PE GP III, LLC and of Soleus GP, LLC. Each of Mr. Levy, Soleus PE GP III, LLC, Soleus PE GP, SCM and Soleus GP, LLC disclaims beneficial ownership of these shares held by Soleus PE other than for the purpose of determining their obligations under Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and the filing of this report shall not be deemed an admission that any of the foregoing persons is the beneficial owner of such shares for any other purpose. (2) The percentage listed in this table is calculated based upon 27,996,819 shares of the common stock of Jasper Therapeutics, Inc. (the "Issuer") outstanding as of March 25, 2026, as set forth on the cover of the Issuer's Annual Report on Form 10-K for the fiscal year ended December 31, 2025 that was filed with the Securities and Exchange Commission on March 30, 2026 (the "Form 10-K").


SCHEDULE 13G




Comment for Type of Reporting Person: (1) The shares reported in this table are held directly by Soleus PE. Soleus PE GP is the sole general partner of Soleus PE, Soleus PE GP III, LLC is the sole manager of Soleus PE GP, SCM is the investment manager for Soleus PE and for Master Fund, and Soleus GP, LLC is the sole general partner of SCM. Guy Levy is the sole managing member of each of Soleus PE GP III, LLC and of Soleus GP, LLC. Each of Mr. Levy, Soleus PE GP III, LLC, Soleus PE GP, SCM and Soleus GP, LLC disclaims beneficial ownership of these shares held by Soleus PE other than for the purpose of determining their obligations under Section 13(d) of the Exchange Act, and the filing of this report shall not be deemed an admission that any of the foregoing persons is the beneficial owner of such shares for any other purpose. (2) The percentage listed in this table is calculated based upon 27,996,819 shares of common stock of the Issuer outstanding as of March 25, 2026, as set forth on the cover of the Form 10-K.


SCHEDULE 13G




Comment for Type of Reporting Person: (1) The shares reported in this table are held directly by Soleus PE. Soleus PE GP is the sole general partner of Soleus PE, Soleus PE GP III, LLC is the sole manager of Soleus PE GP, SCM is the investment manager for Soleus PE and for Master Fund, and Soleus GP, LLC is the sole general partner of SCM. Guy Levy is the sole managing member of each of Soleus PE GP III, LLC and of Soleus GP, LLC. Each of Mr. Levy, Soleus PE GP III, LLC, Soleus PE GP, SCM and Soleus GP, LLC disclaims beneficial ownership of these shares held by Soleus PE other than for the purpose of determining their obligations under Section 13(d) of the Exchange Act, and the filing of this report shall not be deemed an admission that any of the foregoing persons is the beneficial owner of such shares for any other purpose. (2) The percentage listed in this table is calculated based upon 27,996,819 shares of common stock of the Issuer outstanding as of March 25, 2026, as set forth on the cover of the Form 10-K.


SCHEDULE 13G




Comment for Type of Reporting Person: (1) The shares reported in this table are held directly by Master Fund. Soleus Capital, LLC is the sole general partner of Master Fund, SCG is the sole managing member of Soleus Capital, LLC, SCM is the investment manager for Soleus PE and for Master Fund, and Soleus GP, LLC is the sole general partner of SCM. Guy Levy is the sole managing member of each of SCG and of Soleus GP, LLC. Each of SCG, Soleus Capital, LLC, SCM, Soleus GP, LLC and Mr. Levy disclaims beneficial ownership of these shares held by Master Fund other than for the purpose of determining their obligations under Section 13(d) of the Exchange Act, and the filing of this report shall not be deemed an admission that any of the foregoing persons is the beneficial owner of such shares for any other purpose. (2) The percentage listed in this table is calculated based upon 27,996,819 shares of common stock of the Issuer outstanding as of March 25, 2026, as set forth on the cover of the Form 10-K.


SCHEDULE 13G




Comment for Type of Reporting Person: (1) The shares reported in this table are held directly by Master Fund. Soleus Capital, LLC is the sole general partner of Master Fund, SCG is the sole managing member of Soleus Capital, LLC, SCM is the investment manager for Soleus PE and for Master Fund, and Soleus GP, LLC is the sole general partner of SCM. Guy Levy is the sole managing member of each of SCG and of Soleus GP, LLC. Each of SCG, Soleus Capital, LLC, SCM, Soleus GP, LLC and Mr. Levy disclaims beneficial ownership of these shares held by Master Fund other than for the purpose of determining their obligations under Section 13(d) of the Exchange Act, and the filing of this report shall not be deemed an admission that any of the foregoing persons is the beneficial owner of such shares for any other purpose. (2) The percentage listed in this table is calculated based upon 27,996,819 shares of common stock of the Issuer outstanding as of March 25, 2026, as set forth on the cover of the Form 10-K.


SCHEDULE 13G




Comment for Type of Reporting Person: (1) The shares reported in this table are held directly by Soleus PE and by Master Fund. Soleus PE GP is the sole general partner of Soleus PE, Soleus PE GP III, LLC is the sole manager of Soleus PE GP, SCM is the investment manager for Soleus PE, and Soleus GP, LLC is the sole general partner of SCM. Soleus Capital, LLC is the sole general partner of Master Fund, SCG is the sole managing member of Soleus Capital, LLC, SCM is the investment manager for Master Fund, and Soleus GP, LLC is the sole general partner of SCM. Guy Levy is the sole managing member of each of Soleus PE GP III, LLC, SCG and Soleus GP, LLC. Each of Soleus PE GP, Soleus PE GP III, LLC, Soleus Capital, LLC, SCG, SCM, Soleus GP, LLC and Mr. Levy disclaims beneficial ownership of these shares held directly by Soleus PE and Master Fund other than for the purpose of determining their obligations under Section 13(d) of the Exchange Act, and the filing of this report shall not be deemed an admission that any of the foregoing persons is the beneficial owner of such shares for any other purpose. (2) The percentage listed in this table is calculated based upon 27,996,819 shares of common stock of the Issuer outstanding as of March 25, 2026, as set forth on the cover of the Form 10-K.


SCHEDULE 13G




Comment for Type of Reporting Person: (1) The shares reported in this table are held directly by Soleus PE and by Master Fund. Soleus PE GP is the sole general partner of Soleus PE, Soleus PE GP III, LLC is the sole manager of Soleus PE GP, SCM is the investment manager for Soleus PE, and Soleus GP, LLC is the sole general partner of SCM. Soleus Capital, LLC is the sole general partner of Master Fund, SCG is the sole managing member of Soleus Capital, LLC, SCM is the investment manager for Master Fund, and Soleus GP, LLC is the sole general partner of SCM. Guy Levy is the sole managing member of each of Soleus PE GP III, LLC, SCG and Soleus GP, LLC. Each of Soleus PE GP, Soleus PE GP III, LLC, Soleus Capital, LLC, SCG, SCM, Soleus GP, LLC and Mr. Levy disclaims beneficial ownership of these shares held directly by Soleus PE and Master Fund other than for the purpose of determining their obligations under Section 13(d) of the Exchange Act, and the filing of this report shall not be deemed an admission that any of the foregoing persons is the beneficial owner of such shares for any other purpose. (2) The percentage listed in this table is calculated based upon 27,996,819 shares of common stock of the Issuer outstanding as of March 25, 2026, as set forth on the cover of the Form 10-K.


SCHEDULE 13G




Comment for Type of Reporting Person: (1) The shares reported in this table are held directly by Soleus PE and by Master Fund. Soleus PE GP is the sole general partner of Soleus PE, Soleus PE GP III, LLC is the sole manager of Soleus PE GP, SCM is the investment manager for Soleus PE, and Soleus GP, LLC is the sole general partner of SCM. Soleus Capital, LLC is the sole general partner of Master Fund, SCG is the sole managing member of Soleus Capital, LLC, SCM is the investment manager for Master Fund, and Soleus GP, LLC is the sole general partner of SCM. Guy Levy is the sole managing member of each of Soleus PE GP III, LLC, SCG and Soleus GP, LLC. Each of Soleus PE GP, Soleus PE GP III, LLC, Soleus Capital, LLC, SCG, SCM, Soleus GP, LLC and Mr. Levy disclaims beneficial ownership of these shares held directly by Soleus PE and Master Fund other than for the purpose of determining their obligations under Section 13(d) of the Exchange Act, and the filing of this report shall not be deemed an admission that any of the foregoing persons is the beneficial owner of such shares for any other purpose. (2) The percentage listed in this table is calculated based upon 27,996,819 shares of common stock of the Issuer outstanding as of March 25, 2026, as set forth on the cover of the Form 10-K.


SCHEDULE 13G



Soleus Capital Master Fund, L.P.
Signature:/s/ Guy Levy
Name/Title:Guy Levy / Managing Member of the Managing Member of the General Partner of Soleus Capital Master Fund, L.P.
Date:05/08/2026
Soleus Private Equity Fund III, L.P.
Signature:/s/ Guy Levy
Name/Title:Guy Levy / Managing Member of the Sole Manager of the General Partner of Soleus Private Equity Fund III, L.P.
Date:05/08/2026
Soleus Private Equity GP III, LLC
Signature:/s/ Guy Levy
Name/Title:Guy Levy / Managing Member of the Sole Manager of Soleus Private Equity GP III, LLC
Date:05/08/2026
Soleus PE GP III, LLC
Signature:/s/ Guy Levy
Name/Title:Guy Levy / Managing Member
Date:05/08/2026
Soleus Capital, LLC
Signature:/s/ Guy Levy
Name/Title:Guy Levy / Managing Member of the Managing Member of Soleus Capital, LLC
Date:05/08/2026
Soleus Capital Group, LLC
Signature:/s/ Guy Levy
Name/Title:Guy Levy / Managing Member
Date:05/08/2026
Soleus Capital Management, L.P.
Signature:/s/ Guy Levy
Name/Title:Guy Levy / Managing Member of the General Partner of Soleus Capital Management, L.P.
Date:05/08/2026
Soleus GP, LLC
Signature:/s/ Guy Levy
Name/Title:Guy Levy / Managing Member
Date:05/08/2026
Guy Levy
Signature:/s/ Guy Levy
Name/Title:Guy Levy
Date:05/08/2026