Form 4 for SCTX Scribe Therapeutics, Inc.

Accepted 2026-07-29 19:09:52 ET · period of report 2026-07-27 · accession 0001231919-26-000813 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
DMI	2026-07-29 19:09	2026-07-27	SCTX	AH Bio Fund II, L.P.	10%	C - Cnv Deriv	—	+2.75M	697.6K	New	—
DI	2026-07-29 19:09	2026-07-27	SCTX	AH Bio Fund II, L.P.	10%	P - Purchase	$15.00	+333.3K	2.39M	+16%	+$5.00M
DMI	2026-07-29 19:09	2026-07-27	SCTX	AH Bio Fund II, L.P.	10%	C - Cnv Deriv	$0.00	-16.28M	0	-100%	$0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2026-07-27	C	A	2,051,742	—	2,051,742	I By AH Bio Fund II, L.P.	—	—	(F1) Series A Preferred Stock and Series B Preferred Stock converted into Common Stock immediately prior to the closing of the Issuer's initial public offering for no additional consideration, on a 5.9218-for-one basis, and had no expiration date. (F2) 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.
2	Common	Common Stock	2026-07-27	C	A	697,650	—	697,650	I By AH Bio Fund III, L.P.	—	—	(F1) Series A Preferred Stock and Series B Preferred Stock converted into Common Stock immediately prior to the closing of the Issuer's initial public offering for no additional consideration, on a 5.9218-for-one basis, and had no expiration date. (F3) 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. (F4) (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.
3	Common	Common Stock	2026-07-27	P	A	333,333	$15.00	2,385,075	I By AH Bio Fund II, L.P.	—	—	(F2) 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.
4	Derivative	Series A Preferred Stock	2026-07-27	C	D	12,150,003	$0.00	0	I By AH Bio Fund II, L.P.	— · — to —	2,051,742 Common Stock	(F1) Series A Preferred Stock and Series B Preferred Stock converted into Common Stock immediately prior to the closing of the Issuer's initial public offering for no additional consideration, on a 5.9218-for-one basis, and had no expiration date. (F1) Series A Preferred Stock and Series B Preferred Stock converted into Common Stock immediately prior to the closing of the Issuer's initial public offering for no additional consideration, on a 5.9218-for-one basis, and had no expiration date. (F1) Series A Preferred Stock and Series B Preferred Stock converted into Common Stock immediately prior to the closing of the Issuer's initial public offering for no additional consideration, on a 5.9218-for-one basis, and had no expiration date. (F2) 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.
5	Derivative	Series B Preferred Stock	2026-07-27	C	D	4,131,344	$0.00	0	I By AH Bio Fund III, L.P.	— · — to —	697,650 Common Stock	(F1) Series A Preferred Stock and Series B Preferred Stock converted into Common Stock immediately prior to the closing of the Issuer's initial public offering for no additional consideration, on a 5.9218-for-one basis, and had no expiration date. (F1) Series A Preferred Stock and Series B Preferred Stock converted into Common Stock immediately prior to the closing of the Issuer's initial public offering for no additional consideration, on a 5.9218-for-one basis, and had no expiration date. (F1) Series A Preferred Stock and Series B Preferred Stock converted into Common Stock immediately prior to the closing of the Issuer's initial public offering for no additional consideration, on a 5.9218-for-one basis, and had no expiration date. (F3) 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. (F4) (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.