Jeffrey Trigilio - 15 Oct 2021 Form 4 Insider Report for Cullinan Oncology, Inc. (CGEM)

Role: Chief Financial Officer
Signature: /s/ Jeffrey Trigilio
Issuer symbol: CGEM
Transactions as of: 15 Oct 2021
Net transactions value: -$165,600
Form type: 4
Filing time: 18 Oct 2021, 16:15:26 UTC
Previous filing: 09 Sep 2021
Next filing: 15 Feb 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CGEM	Common Stock	Options Exercise	$34,400	+8,000	+356%	$4.30	10,250	15 Oct 2021	Direct
transaction	CGEM	Common Stock	Sale	$200,000	-8,000	-78%	$25.00	2,250	15 Oct 2021	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)	Options Exercise	$0	-8,000	-3.4%	$0.000000	229,891	15 Oct 2021	Common Stock	8,000	$4.30	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Transaction effected pursuant to a plan established pursuant to Rule 10b5-1 on April 30, 2021.
F2	25% of the shares vested on September 8, 2021, and the remaining shares shall vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service to the Issuer on each such date.