Jennifer Michaelson - 19 Feb 2025 Form 4 Insider Report for Cullinan Therapeutics, Inc. (CGEM)

Role: Chief Scientific Officer
Signature: /s/ Jacquelyn Sumer, Attorney-in-Fact
Issuer symbol: CGEM
Transactions as of: 19 Feb 2025
Net transactions value: $0
Form type: 4
Filing time: 21 Feb 2025, 18:00:10 UTC
Previous filing: 07 Jan 2025
Next filing: 27 Feb 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CGEM	Common Stock	Award	$0	+50,000	+52%	$0.000000	145,760	19 Feb 2025	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CGEM	Stock Option (Right to Buy)	Award	$0	+100,000		$0.000000	100,000	19 Feb 2025	Common Stock	100,000	$9.43	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The shares underlying the restricted stock unit vest on an annual basis over four years.
F2	The shares underlying the option vest over four years, with one forty-eighth (1/48th) of the shares vesting in equal monthly installments until the fourth anniversary of the grant date.