FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person *
AH Bio Fund II, L.P.

(Last) (First) (Middle)
C/O ANDREESSEN HOROWITZ
2865 SAND HILL ROAD, SUITE 101

(Street)
MENLO PARK CA 94025

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
07/23/2026
3. Issuer Name and Ticker or Trading Symbol
Scribe Therapeutics, Inc. [ SCTX ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
5. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Series A Preferred Stock   (1)   (1) Common Stock 2,051,742 (1) I By AH Bio Fund II, L.P. (2)
Series B Preferred Stock   (1)   (1) Common Stock 697,650 (1) I By AH Bio Fund III, L.P. (3) (4)
Explanation of Responses:
1. Each share of Series A Preferred Stock and Series B Preferred Stock is convertible into Common Stock on a one-for-5.9218 basis at the option of the holder, and will convert automatically upon closing of the Issuer's initial public offering without payment of consideration and has no expiration date.
2. The reported securities are held by AH Bio Fund II, L.P. ("AH Bio Fund II"), for itself and as nominee for AH Bio Fund II-B, L.P. AH Equity Partners Bio II, L.L.C. ("AH EP Bio II") is the general partner of AH Bio Fund II and has sole voting and dispositive power with regard to the securities held by AH Bio Fund II for itself and as nominee. The managing members of AH EP Bio II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz may be deemed to share voting and dispositive power with respect to the securities held by AH Bio Fund II for itself and as nominee. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by AH Bio Fund II for itself and as nominee (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of such person's pecuniary interest therein, if any.
3. The reported securities are held by AH Bio Fund III, L.P. ("AH Bio Fund III"), for itself and as nominee for AH Bio Fund III-B, L.P., AH Bio Fund III-Q, L.P. and CLF Partners II, LP. AH Equity Partners Bio III, L.L.C. ("AH EP Bio III") is the general partner of AH Bio Fund III and has sole voting and dispositive power with regard to the securities held by AH Bio Fund III for itself and as nominee. The managing members of AH EP Bio III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz may be deemed to share voting and dispositive power with respect to the securities held by AH Bio Fund III for itself and as nominee.
4. (Continued from Footnote 3) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by AH Bio Fund III for itself and as nominee (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of such person's pecuniary interest therein, if any.
AH Bio Fund II, L.P., By AH Equity Partners Bio II, L.L.C., Its General Partner, By /s/ Phil Hathaway, Chief Operating Officer 07/23/2026
** Signature of Reporting Person Date
AH Equity Partners Bio II, L.L.C., By /s/ Phil Hathaway, Chief Operating Officer 07/23/2026
** Signature of Reporting Person Date
AH Bio Fund III, L.P., By AH Equity Partners Bio III, L.L.C., Its General Partner, By /s/ Phil Hathaway, Chief Operating Officer 07/23/2026
** Signature of Reporting Person Date
AH Equity Partners Bio III, L.L.C., By /s/ Phil Hathaway, Chief Operating Officer 07/23/2026
** Signature of Reporting Person Date
/s/ Phil Hathaway, Attorney-in-Fact for Marc L. Andreessen 07/23/2026
** Signature of Reporting Person Date
/s/ Phil Hathaway, Attorney-in-Fact for Benjamin Horowitz 07/23/2026
** Signature of Reporting Person Date
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.

ATTACHMENTS / EXHIBITS

ATTACHMENTS / EXHIBITS

ex24-07242026_010749.htm

ex24-07242026_010750.htm