Form 4 for BLSM BlossomHill Therapeutics, Inc.

Accepted 2026-08-10 18:29:03 ET · period of report 2026-08-06 · accession 0001840599-26-000003 · 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
DI	2026-08-10 18:29	2026-08-10	BLSM	Agrawal Sundeep	Dir	C - Cnv Deriv	—	+578.5K	578.5K	New	—
D	2026-08-10 18:29	2026-08-06	BLSM	Agrawal Sundeep	Dir	A - Grant	$0.00	+23.9K	23.9K	New	$0
DI	2026-08-10 18:29	2026-08-10	BLSM	Agrawal Sundeep	Dir	C - Cnv Deriv	—	-578.5K	0	-100%	—

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	2026-08-10	C	A	578,524	—	578,524	I By Brahma BlossomHill Partners, LLC	—	—	(F1) Each share of Series B Preferred Stock (the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. The Preferred Stock had no expiration date. (F2) The securities are held of record by Brahma BlossomHill Partners, LLC ("Brahma Partners"). The Reporting Person is the founder and managing partner of Brahma Capital, LLC, which manages Brahma Partners, and may be deemed to have sole voting and/or investment power over the securities held by Brahma Partners. The Reporting Person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.
2	Derivative	Director Stock Option (Right to Buy)	2026-08-06	A	A	23,904	$0.00	23,904	D	$16.00 · — to 2036-08-05	23,904 Common Stock	(F3) 1/36th of the shares subject to the option shall vest in equal monthly installments over a three year period following August 6, 2026.
3	Derivative	Series B Preferred Stock	2026-08-10	C	D	578,524	—	0	I By Brahma BlossomHill Partners, LLC	— · — to —	578,524 Common Stock	(F1) Each share of Series B Preferred Stock (the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. The Preferred Stock had no expiration date. (F1) Each share of Series B Preferred Stock (the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. The Preferred Stock had no expiration date. (F1) Each share of Series B Preferred Stock (the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. The Preferred Stock had no expiration date. (F1) Each share of Series B Preferred Stock (the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. The Preferred Stock had no expiration date. (F2) The securities are held of record by Brahma BlossomHill Partners, LLC ("Brahma Partners"). The Reporting Person is the founder and managing partner of Brahma Capital, LLC, which manages Brahma Partners, and may be deemed to have sole voting and/or investment power over the securities held by Brahma Partners. The Reporting Person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.