BlossomHill Therapeutics Ownership & Insider Activity

BlossomHill Therapeutics (BLSM) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 7.4% of shares outstanding. Institutional investors hold 5.2%. Over the past 90 days, insiders made 6 purchases worth $25.2M.

Shares Outstanding

31.785M

Insider Shares Owned

2.360M

Insider % Owned

7.4%

Institutional Shares Held

1.648M

Institutional % Held

5.2%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

$25.2M total

Sales (90d)

Net Activity

Net Buying

Net Value (90d)

$25.2M

BlossomHill Therapeutics Insider Transactions (Last 6 Months)

See all insider trades →

Date	Insider	Title	Type	Shares	Price	Value
Aug 10, 2026	Carl L Gordon	DIRECTOR	BUY	2.714M	$16.00	$10.0M
Aug 10, 2026	ORBIMED ADVISORS LLC, OrbiMed Capital GP VIII LLC	DIRECTOR	BUY	2.714M	$16.00	$10.0M
Aug 10, 2026	John Schmid	—	BUY	6.000K	$16.00	$96K
Aug 10, 2026	Bihua Chen, Cormorant Asset Management LP, Cormorant Global Healthcare Master Fund LP, Cormorant Private Healthcare Fund III LP, Cormorant Private Healthcare Fund V LP, Cormorant Private Healthcare Fund VI LP	10% OWNER	BUY	3.614M	$16.00	$5.0M
Aug 10, 2026	Jason Keyes	CHIEF FINANCIAL OFFICER	BUY	700.000	$16.00	$11K
Aug 7, 2026	Vincent Liptak	GENERAL COUNSEL	BUY	27.387K	$15.89	$75K

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BlossomHill Therapeutics Inc

BlossomHill Therapeutics Ownership & Insider Activity

BlossomHill Therapeutics Insider Transactions (Last 6 Months)

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