John C. Rood - Mar 20, 2023 Form 4 Insider Report for Momentus Inc. (MNTS)

Role: Chief Executive Officer, Director
Signature: /s/ Paul Ney, Attorney-in-Fact
Stock symbol: MNTS
Transactions as of: Mar 20, 2023
Transactions value $: -$48,107
Form type: 4
Date filed: 3/23/2023, 06:03 PM
Previous filing: Aug 23, 2022
Next filing: Apr 6, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MNTS	Class A Common Stock	Options Exercise	$0	+222K	+179.8%	$0.00	346K	Mar 20, 2023	Direct
transaction	MNTS	Class A Common Stock	Tax liability	-$48.1K	-100K	-28.98%	$0.48	246K	Mar 20, 2023	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	MNTS	Restricted Stock Units	Options Exercise	$0	-222K	-33.33%	$0.00	444K	Mar 20, 2023	Class A Common Stock	222K	$0.00	Direct	F2

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

Explanation of Responses:

Id	Content
F1	These shares were withheld by the Issuer in order to satisfy certain tax withholding obligations in connection with the issuance of vested restricted stock units.
F2	Represents a grant of Restricted Stock Units, which vest in three equal annual installments from Vesting Commencement Date, subject to Executive's continued Employment through each such vesting date.