SEC Form 4 · accession 0000899243-18-015975

Altair Engineering Inc. · ALTR

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

10% Owner

Period of report

Jun 11, 2018

Accepted (ET)

Jun 11, 2018 · 4:15 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001701732

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Class A Common Stock^F1	Jun 11, 2018	C	400,000	$0.00	A	400,000	I	By Christ Revocable Trust dated May 8, 2015
Class A Common Stock^F1	Jun 11, 2018	S	400,000	$33.425	D	0	I	By Christ Revocable Trust dated May 8, 2015
Class A Common Stock^F2	Jun 11, 2018	C	200,000	$0.00	A	200,000	I	By GC Investments, LLC
Class A Common Stock^F2	Jun 11, 2018	S	200,000	$33.425	D	0	I	By GC Investments, LLC

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Class B Common Stock^F1,F3	$0.00	Jun 11, 2018	C	400,000	D	—	—	Class A Common Stock	400,000	8,146,728	I
Class B Common Stock^F2,F3	$0.00	Jun 11, 2018	C	200,000	D	—	—	Class A Common Stock	200,000	5,024,004	I

F1Reporting 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.
F2Reporting 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.
F3Each 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. 333-225412) for a description of the conversion rights.