STOCK TITAN

[Form 4] Parabilis Medicines, Inc. Insider Trading Activity

Filing Impact
(Very High)
Filing Sentiment
(Very Positive)
Form Type
4

Rhea-AI Filing Summary

Parabilis Medicines’ major Soleus-affiliated holders increased their indirect stake through both conversion and open-market buying. On June 11, 2026, Soleus investment funds converted 527,070 shares of Series F Preferred Stock into common stock at $9.48 per share in an automatic conversion tied to the company’s initial public offering.

The same day, Soleus-related entities purchased an additional 500,000 common shares in open-market transactions at $20.00 per share, bringing their reported indirect common stock holdings to 1,027,000 shares for Section 16 reporting purposes.

Positive

  • None.

Negative

  • None.
Insider Levy Guy, Soleus Private Equity Fund III, L.P., Soleus Private Equity GP III, LLC, Soleus PE GP III, LLC, Soleus Capital Management, L.P., Soleus GP, LLC, Soleus Capital Master Fund, L.P., Soleus Capital, LLC, Soleus Capital Group, LLC
Role null | null | null | null | null | null | null | null | null
Bought 500,000 shs ($10.00M)
Type Security Shares Price Value
Conversion Series F Preferred Stock 527,070 $0.00 --
Purchase Common Stock, par value $0.0001 per share 375,000 $20.00 $7.50M
Purchase Common Stock, par value $0.0001 per share 125,000 $20.00 $2.50M
Conversion Common Stock, par value $0.0001 per share 527,070 $9.48 $5.00M
Holdings After Transaction: Series F Preferred Stock — 0 shares (Indirect, See footnote); Common Stock, par value $0.0001 per share — 1,027,000 shares (Indirect, See footnote)
Footnotes (1)
  1. The Series F Preferred Stock automatically converted into shares of the common stock of the issuer immediately prior to the closing of the issuer's initial public offering without payment of consideration and had no expiration date. The reportable securities are owned 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 Soleus GP, LLC ("Soleus GP") is the sole general partner of SCM. Guy Levy is the sole managing member of each of Soleus PE GP III, LLC and Soleus GP. Each of Mr. Levy, Soleus PE GP III, LLC, Soleus PE GP, SCM and Soleus GP disclaims beneficial ownership of the securities held by Soleus PE other than for the purpose of determining their obligations under Section 16 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 securities for any other purpose, except to the extent of their respective pecuniary interests therein. The reportable securities are owned directly by Soleus Capital Master Fund, L.P. ("MF"). Soleus Capital LLC is the sole general partner of MF, Soleus Capital Group, LLC ("SCG") is the sole managing member of Soleus Capital, LLC, SCM is the investment manager of MF, and Soleus GP is the sole general partner of SCM. Guy Levy is the sole managing member of each of SCG and Soleus GP. Each of Mr. Levy, SCG, Soleus Capital LLC, SCM and Soleus GP disclaims beneficial ownership of the securities held by MF other than for the purpose of determining their obligations under Section 16 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 securities for any other purpose, except to the extent of their respective pecuniary interests therein.
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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
X
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Levy Guy

(Last)(First)(Middle)
C/O SOLEUS CAPITAL MANAGEMENT, L.P.
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Parabilis Medicines, Inc. [ PBLS ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
DirectorX10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/11/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
XForm filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock, par value $0.0001 per share06/11/2026P375,000A$201,027,000I(4)See footnote
Common Stock, par value $0.0001 per share06/11/2026P125,000A$20652,000I(2)(3)See footnote
Common Stock, par value $0.0001 per share06/11/2026C527,070A$9.48527,070I(2)(3)See footnote
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Series F Preferred Stock$9.4806/11/2026C527,070 (1) (1)Common Stock527,070$00I(2)(3)See footnote
1. Name and Address of Reporting Person*
Levy Guy

(Last)(First)(Middle)
C/O SOLEUS CAPITAL MANAGEMENT, L.P.
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Soleus Private Equity Fund III, L.P.

(Last)(First)(Middle)
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Soleus Private Equity GP III, LLC

(Last)(First)(Middle)
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Soleus PE GP III, LLC

(Last)(First)(Middle)
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Soleus Capital Management, L.P.

(Last)(First)(Middle)
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Soleus GP, LLC

(Last)(First)(Middle)
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Soleus Capital Master Fund, L.P.

(Last)(First)(Middle)
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Soleus Capital, LLC

(Last)(First)(Middle)
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Soleus Capital Group, LLC

(Last)(First)(Middle)
100 FIELD POINT ROAD, SUITE 200

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
Explanation of Responses:
1. The Series F Preferred Stock automatically converted into shares of the common stock of the issuer immediately prior to the closing of the issuer's initial public offering without payment of consideration and had no expiration date.
2. The reportable securities are owned 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 Soleus GP, LLC ("Soleus GP") is the sole general partner of SCM. Guy Levy is the sole managing member of each of Soleus PE GP III, LLC and Soleus GP.
3. Each of Mr. Levy, Soleus PE GP III, LLC, Soleus PE GP, SCM and Soleus GP disclaims beneficial ownership of the securities held by Soleus PE other than for the purpose of determining their obligations under Section 16 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 securities for any other purpose, except to the extent of their respective pecuniary interests therein.
4. The reportable securities are owned directly by Soleus Capital Master Fund, L.P. ("MF"). Soleus Capital LLC is the sole general partner of MF, Soleus Capital Group, LLC ("SCG") is the sole managing member of Soleus Capital, LLC, SCM is the investment manager of MF, and Soleus GP is the sole general partner of SCM. Guy Levy is the sole managing member of each of SCG and Soleus GP. Each of Mr. Levy, SCG, Soleus Capital LLC, SCM and Soleus GP disclaims beneficial ownership of the securities held by MF other than for the purpose of determining their obligations under Section 16 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 securities for any other purpose, except to the extent of their respective pecuniary interests therein.
/s/ Guy Levy06/29/2026
Soleus Private Equity Fund III, L.P., /s/ Guy Levy, Managing Member of Soleus PE GP III, LLC, which is the Manager of Soleus Private Equity GP III, LLC, which is the General Partner of Soleus Private Equity Fund III, L.,P.06/29/2026
Soleus Private Equity GP III, LLC, /s/ Guy Levy, Managing Member of Soleus PE GP III, LLC, which is the Manager of Soleus Private Equity GP III, LLC06/29/2026
Soleus PE GP III, LLC, /s/ Guy Levy, Managing Member06/29/2026
Soleus Capital Management, L.P., /s/ Guy Levy, Managing Member of the General Partner of Soleus Capital Management, L.P.06/29/2026
Soleus GP, LLC, /s/ Guy Levy, Managing Member06/29/2026
Soleus Capital Master Fund, L.P., /s/ Guy Levy, Managing Member of the General Partner of Soleus Capital Master Fund, L.P.06/29/2026
Soleus Capital, LLC, /s/ Guy Levy, Managing Member of Soleus Capital, LLC06/29/2026
Soleus Capital Group, LLC, /s/ Guy Levy, Managing Member06/29/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)