Cullinan Therapeutics Ownership & Insider Activity

Cullinan Therapeutics (CGEM) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 5.0% of shares outstanding. Institutional investors hold 38.1%. Over the past 90 days, insiders made 1 sale worth $155K.

Shares Outstanding

64.355M

Shares Float

46.213M

Insider Shares Owned

3.067M

Insider % Owned

5.0%

Institutional Shares Held

24.538M

Institutional % Held

38.1%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$155K total

Net Activity

Net Selling

Net Value (90d)

-$155K

Cullinan Therapeutics Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Sep 8, 2026	Jennifer Michaelson	CHIEF SCIENTIFIC OFFICER	SELL	4.000K	$12.94	$155K
Aug 13, 2026	Jennifer Michaelson	CHIEF SCIENTIFIC OFFICER	SELL-OPTIONS	—	$12.28	$479K
Jul 6, 2026	Jennifer Michaelson	CHIEF SCIENTIFIC OFFICER	SELL	4.000K	$11.06	$125K
May 5, 2026	Jennifer Michaelson	CHIEF SCIENTIFIC OFFICER	SELL	4.000K	$9.46	$100K