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Filing Details

Accession Number:: 0001127602-24-028288
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2024-12-02 16:05:23
Reporting Period:: 2024-11-29

Accepted Time:: 2024-12-02 16:05:23
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1701732	Altair Engineering Inc.	ALTR	Services-Prepackaged Software (7372)	382591828

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1720314	Ralph James Scapa	C/O Altair Engineering Inc. 1820 E. Big Beaver Rd. Troy MI 48083	Chief Executive Officer	Yes	Yes	Yes	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Class A Common Stock	Acquisiton	2024-11-29	6,500	$0.00	6,500	No	4	C	Indirect	By James R. Scapa Declaration of Trust dated March 5, 1987
Class A Common Stock	Disposition	2024-11-29	6,500	$105.69	0	No	4	S	Indirect	By James R. Scapa Declaration of Trust dated March 5, 1987
Class A Common Stock	Acquisiton	2024-11-29	6,500	$0.00	6,500	No	4	C	Indirect	By JRS Investments LLC
Class A Common Stock	Disposition	2024-11-29	6,500	$105.69	0	No	4	S	Indirect	By JRS Investments LLC

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	C	Indirect	By James R. Scapa Declaration of Trust dated March 5, 1987
No	4	S	Indirect	By James R. Scapa Declaration of Trust dated March 5, 1987
No	4	C	Indirect	By JRS Investments LLC
No	4	S	Indirect	By JRS Investments LLC

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Class A Common Stock	Class B Common Stock	Disposition	2024-11-29	6,500	$0.00	6,500	$0.00
Class A Common Stock	Class B Common Stock	Disposition	2024-11-29	6,500	$0.00	6,500	$0.00

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
10,241,110			No	4	C	Indirect
6,626,682			No	4	C	Indirect

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Class A Common Stock	134,045	Direct
Class A Common Stock	1,193	Indirect	By wife

Footnotes

Reporting person serves as Trustee. Reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose.
The sale of the shares of Class A Common Stock were made pursuant to a plan intended to comply with Rule 10b5-1 of the Exchange Act, previously entered into on March 11, 2024.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.50 to $105.80 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.
Reporting person serves as Manager. Reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose.
Includes 88,194 Class A Common Stock restricted stock units that are unvested.
Includes 20 Class A Common Stock restricted stock units that are unvested.
Each share of Class B common stock is immediately convertible, at the option of the shareholder, into one share of Class A common stock and shall automatically convert into Class A common stock upon the occurrence of certain events. Please see Altair Engineering Inc. Registration Statement filed with the Securities and Exchange Commission on Form S-1 (File No. 333-220710) for a description of the conversion rights.