0001972362-23-000318.txt : 20230607 0001972362-23-000318.hdr.sgml : 20230607 20230607174211 ACCESSION NUMBER: 0001972362-23-000318 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230607 DATE AS OF CHANGE: 20230607 SUBJECT COMPANY: 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 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-38263 FILM NUMBER: 231000071 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 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Marraccini Jeffrey CENTRAL INDEX KEY: 0001912935 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: C/O ALTAIR ENGINEERING INC. STREET 2: 1820 E. BIG BEAVER RD. CITY: TROY STATE: MI ZIP: 48083 144 1 primary_doc.xml 144 0001912935 XXXXXXXX LIVE 0001701732 Altair Engineering Inc. 001-38263 1820 E. BIG BEAVER ROAD TROY MI 48083 248-614-2400 Marraccini Jeffrey Officer COMMON ETRADE FINANCIAL CORPORATION

3 EDISON DRIVE ALPHARETTA GA 30005

3151 236146.85 53400000 06/07/2023 NASDAQ COMMON 06/07/2023 STOCK OPTION EXERCISE ISSUER N 3151 06/07/2023 COMPENSATION N JEFFREY D MARRACCINI

1820 E. BIG BEAVER ROAD TROY MI 48083

RESTRICTED STOCK 05/12/2023 41 2763.40 JEFFREY D MARRACCINI

1820 E. BIG BEAVER ROAD TROY MI 48083

RESTRICTED STOCK 03/16/2023 220 14292.81 JEFFREY D MARRACCINI

1820 E. BIG BEAVER ROAD TROY MI 48083

RESTRICTED STOCK 03/13/2023 125 7811.27 06/07/2023 /s/ Jeffrey David Marraccini