Matthew Charles Brown - 19 Mar 2022 Form 4 Insider Report for Altair Engineering Inc. (ALTR)

Role: Chief Financial Officer
Signature: /s/ Raoul Maitra, attorney-in-fact for Matthew Brown
Issuer symbol: ALTR
Transactions as of: 19 Mar 2022
Net transactions value: $0
Form type: 4
Filing time: 22 Mar 2022, 19:13:32 UTC
Previous filing: 09 Mar 2022
Next filing: 18 Jul 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALTR	Class A Common Stock	Award	$0	+11,000	+41%	$0.000000	37,811	19 Mar 2022	Direct	F1, F2

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	ALTR	Stock Option (Right to Buy)	Award	$0	+8,000		$0.000000	8,000	19 Mar 2022	Class A Common Stock	8,000	$64.15	Direct	F3

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

Explanation of Responses:

Id	Content
F1	On March 19, 2022, the Reporting Person was granted 11,000 Class A Common Stock restricted stock units, which vest in 4 equal annual installments commencing February 15, 2023.
F2	Includes 33,750 Class A Common Stock restricted stock units that are unvested.
F3	On March 19, 2022, the Reporting Person was granted 8,000 Class A Common Stock options, the options vest in 4 equal annual installments commencing February 15, 2023.