0000899243-20-034751.txt : 20201221 0000899243-20-034751.hdr.sgml : 20201221 20201221173323 ACCESSION NUMBER: 0000899243-20-034751 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201217 FILED AS OF DATE: 20201221 DATE AS OF CHANGE: 20201221 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Chouinard Brett R CENTRAL INDEX KEY: 0001720686 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38263 FILM NUMBER: 201405253 MAIL ADDRESS: STREET 1: 1820 E BIG BEAVER RD CITY: TROY STATE: MI ZIP: 48083 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Altair Engineering Inc. CENTRAL INDEX KEY: 0001701732 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] IRS NUMBER: 382591828 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1820 E. BIG BEAVER ROAD CITY: TROY STATE: MI ZIP: 48083 BUSINESS PHONE: 248-614-2400 MAIL ADDRESS: STREET 1: 1820 E. BIG BEAVER ROAD CITY: TROY STATE: MI ZIP: 48083 FORMER COMPANY: FORMER CONFORMED NAME: Altair Engineering Ing. DATE OF NAME CHANGE: 20170322 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2020-12-17 0 0001701732 Altair Engineering Inc. ALTR 0001720686 Chouinard Brett R C/O ALTAIR ENGINEERING INC. 1820 E. BIG BEAVER ROAD TROY MI 48083 1 1 0 0 See Remarks Class A Common Stock 2020-12-17 4 S 0 1044 57.13 D 18025 D 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 May 22, 2020. Includes 11,136 Class A Common Stock restricted stock units that are unvested. President & Chief Operating Officer /s/ Raoul Maitra, attorney-in-fact for Brett R. Chouinard 2020-12-21