Bruce Keyt - Mar 1, 2024 Form 4 Insider Report for IGM Biosciences, Inc. (IGMS)

Role: CHIEF SCIENTIFIC OFFICER
Signature: /s/ Misbah Tahir, by power of attorney
Stock symbol: IGMS
Transactions as of: Mar 1, 2024
Transactions value $: $2,814
Form type: 4
Date filed: 3/5/2024, 07:34 PM
Previous filing: Dec 15, 2023
Next filing: Mar 14, 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	IGMS	Common Stock	Options Exercise	$2.81K	+3.03K	+298.72%	$0.93	4.04K	Mar 1, 2024	See footnote	F1
holding	IGMS	Common Stock						130K	Mar 1, 2024	Direct

Showing 1 to 2 of 2 entries

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	IGMS	Stock Option (right to buy)	Options Exercise	$0	-3.03K	-100%	$0.00^*	0	Mar 1, 2024	Common Stock	3.03K	$0.93	See footnote	F1, F2

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

Explanation of Responses:

Id	Content
F1	The securities are held directly by the reporting person's spouse.
F2	The shares subject to the option are vested and exercisable as of the date hereof.