GC Investments LLC - May 17, 2024 Form 4 Insider Report for Altair Engineering Inc. (ALTR)

Role: 10%+ Owner
Signature: /s/ Raoul Maitra attorney-in-fact for GC Investments, LLC
Stock symbol: ALTR
Transactions as of: May 17, 2024
Transactions value $: -$4,517,986
Form type: 4
Date filed: 5/20/2024, 10:18 AM
Previous filing: Mar 25, 2024
Next filing: May 22, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALTR	Class A Common Stock	Sale	-$4.32M	-47.8K	-15.93%	$90.32	252K	May 17, 2024	Direct	F1
transaction	ALTR	Class A Common Stock	Sale	-$201K	-2.2K	-0.87%	$91.16	250K	May 17, 2024	Direct	F2

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

Explanation of Responses:

Id	Content
F1	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.015 to $91.00 per share, inclusive. The reporting person undertakes to provide to Altair Engineering Inc., any security holder of Altair Engineering Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.
F2	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.07 to $91.28 per share, inclusive. The reporting person undertakes to provide to Altair Engineering Inc., any security holder of Altair Engineering Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

Content

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.015 to $91.00 per share, inclusive. The reporting person undertakes to provide to Altair Engineering Inc., any security holder of Altair Engineering Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.07 to $91.28 per share, inclusive. The reporting person undertakes to provide to Altair Engineering Inc., any security holder of Altair Engineering Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.