Dawn A. Harms - 20 Nov 2021 Form 4 Insider Report for Momentus Inc. (MNTS)

Role: Chief Revenue Officer
Signature: /s/ Jikun Kim, Attorney-in-Fact
Issuer symbol: MNTS
Transactions as of: 20 Nov 2021
Net transactions value: +$404,143
Form type: 4
Filing time: 22 Nov 2021, 17:02:35 UTC
Previous filing: 10 Nov 2021
Next filing: 26 Nov 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MNTS	Class A Common Stock	Options Exercise	$404,143	+49,649		$8.14^*	49,649	20 Nov 2021	Direct

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	-49,649	-33%	$0.000000	99,297	20 Nov 2021	Class A Common Stock	49,649	$0.000000	Direct	F1

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

Explanation of Responses:

Id	Content
F1	The RSU Award will vest in three equal installments on November 20, 2021, December 31, 2021, and December 31, 2022, subject to Executive's continued Employment through each such vesting date.