12/20/2024
7:56 PM | Altair Engineering (Subject)
Brown Matthew Charles (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/18/2024
3:30 PM | Altair Engineering (Filer)
| Form DEFM14A | |
12/17/2024
3:36 PM | Altair Engineering (Issuer)
Buckner Stephanie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/11/2024
10:05 AM | Altair Engineering (Issuer)
Dias Nelson (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/10/2024
2:00 PM | Altair Engineering (Subject)
Dias Nelson (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/05/2024
8:28 AM | Altair Engineering (Issuer)
Scapa James Ralph (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/05/2024
8:30 AM | Altair Engineering (Issuer)
Srikanth Mahalingam (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
|
12/02/2024
3:03 PM | Altair Engineering (Issuer)
James R. Scapa Declaration of Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/02/2024
3:04 PM | Altair Engineering (Issuer)
JRS Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/02/2024
3:05 PM | Altair Engineering (Issuer)
Scapa James Ralph (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/27/2024
9:43 AM | Altair Engineering (Issuer)
Srikanth Mahalingam (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/26/2024
6:42 PM | Altair Engineering (Subject)
Srikanth Mahalingam (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/25/2024
7:29 AM | Altair Engineering (Issuer)
Kunju Ravi (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/21/2024
4:21 PM | Altair Engineering (Filer)
| Form DEFA14A | |
11/21/2024
5:07 AM | Altair Engineering (Subject)
PICTET ASSET MANAGEMENT SA (Filed by)
| Form SC 13G | |
11/13/2024
8:09 AM | Altair Engineering (Subject)
Matrix Capital Management Company, LP (Filed by)
| Form SC 13G/A | |
11/12/2024
10:16 AM | Altair Engineering (Issuer)
Kunju Ravi (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/08/2024
3:44 PM | Altair Engineering (Subject)
Scapa James Ralph (Filed by)
| Form SC 13G/A | |
11/08/2024
5:08 AM | Altair Engineering (Filer)
| Form DEFA14A | |
11/07/2024
10:25 AM | Altair Engineering (Issuer)
Marraccini Jeffrey (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/07/2024
8:43 AM | Altair Engineering (Filer)
| Form DEFA14A | |
11/06/2024
10:30 AM | Altair Engineering (Issuer)
Harris Teresa A (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/05/2024
4:10 PM | Altair Engineering (Subject)
Marraccini Jeffrey (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/05/2024
3:07 PM | Altair Engineering (Subject)
Harris Teresa A (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/04/2024
4:12 PM | Altair Engineering (Filer)
| Form DEFA14A | |
10/31/2024
1:37 PM | Altair Engineering (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
10/31/2024
1:40 PM | Altair Engineering (Filer)
| Form DEFA14A | |
10/31/2024
7:00 AM | Altair Engineering (Filer)
| Form DEFA14A | |
10/30/2024
4:21 PM | Altair Engineering (Subject)
SIEMENS AG (Filed by)
| Form DFAN14A | |
10/30/2024
4:23 PM | Altair Engineering (Subject)
SIEMENS AG (Filed by)
| Form DFAN14A | |
10/30/2024
3:47 PM | Altair Engineering (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
10/30/2024
3:48 PM | Altair Engineering (Filer)
| Form DEFA14A | |
10/30/2024
3:51 PM | Altair Engineering (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
10/30/2024
3:53 PM | Altair Engineering (Filer)
| Form DEFA14A | |
10/29/2024
1:11 PM | Altair Engineering (Issuer)
James R. Scapa Declaration of Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/29/2024
1:14 PM | Altair Engineering (Issuer)
JRS Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/29/2024
1:21 PM | Altair Engineering (Issuer)
Scapa James Ralph (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/25/2024
1:03 PM | Altair Engineering (Issuer)
Christ Revocable Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/25/2024
1:02 PM | Altair Engineering (Issuer)
Christ George J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/15/2024
8:42 AM | Altair Engineering (Issuer)
Christ George J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/15/2024
8:41 AM | Altair Engineering (Issuer)
GC Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
Why Buffett, Griffin and 100 members of Congress are Piling into this One Investment (Ad) This isn't just another investment.
It might be the last retirement stock you'll ever need.
But this window of opportunity is closing fast. Click here for the ticker >>> |
10/10/2024
7:02 AM | Altair Engineering (Issuer)
Christ Revocable Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/10/2024
7:05 AM | Altair Engineering (Issuer)
Christ George J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/01/2024
5:52 PM | Altair Engineering (Issuer)
Harris Teresa A (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/01/2024
9:54 AM | Altair Engineering (Issuer)
James R. Scapa Declaration of Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/01/2024
9:56 AM | Altair Engineering (Issuer)
JRS Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/01/2024
9:58 AM | Altair Engineering (Issuer)
Scapa James Ralph (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/30/2024
3:26 PM | Altair Engineering (Subject)
Scapa James Ralph (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
09/30/2024
1:47 PM | Altair Engineering (Issuer)
Christ George J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/30/2024
1:48 PM | Altair Engineering (Issuer)
Christ Revocable Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/04/2024
5:43 AM | Altair Engineering (Issuer)
Harris Teresa A (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/29/2024
12:50 PM | Altair Engineering (Issuer)
James R. Scapa Declaration of Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/29/2024
12:53 PM | Altair Engineering (Issuer)
JRS Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/29/2024
12:55 PM | Altair Engineering (Issuer)
Scapa James Ralph (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/06/2024
3:19 PM | Altair Engineering (Subject)
Harris Teresa A (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
08/06/2024
1:01 PM | Altair Engineering (Issuer)
Harris Teresa A (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/01/2024
3:45 PM | Altair Engineering (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
08/01/2024
3:15 PM | Altair Engineering (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
07/30/2024
2:30 PM | Altair Engineering (Issuer)
James R. Scapa Declaration of Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/30/2024
2:32 PM | Altair Engineering (Issuer)
JRS Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/30/2024
2:34 PM | Altair Engineering (Issuer)
Scapa James Ralph (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
12:54 PM | Altair Engineering (Issuer)
Buckner Stephanie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
11:26 AM | Altair Engineering (Issuer)
Kunju Ravi (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
11:27 AM | Altair Engineering (Issuer)
Gayle Brian (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
11:30 AM | Altair Engineering (Issuer)
Brown Matthew Charles (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
11:18 AM | Altair Engineering (Issuer)
Srikanth Mahalingam (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
11:20 AM | Altair Engineering (Issuer)
Saravia Gilma (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
11:21 AM | Altair Engineering (Issuer)
Messano Amy (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
11:23 AM | Altair Engineering (Issuer)
Marraccini Jeffrey (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
11:24 AM | Altair Engineering (Issuer)
Maitra Raoul (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/16/2024
6:00 AM | Altair Engineering (Filer)
| Form D
Notice of Exempt Offering of Securities | |
07/10/2024
10:04 AM | Altair Engineering (Issuer)
Harris Teresa A (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/09/2024
3:08 PM | Altair Engineering (Subject)
Harris Teresa A (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
07/08/2024
3:32 PM | Altair Engineering (Subject)
BlackRock Inc. (Filed by)
| Form SC 13G/A | |
07/01/2024
3:51 PM | Altair Engineering (Issuer)
James R. Scapa Declaration of Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/01/2024
3:54 PM | Altair Engineering (Issuer)
JRS Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/28/2024
7:03 AM | Altair Engineering (Issuer)
Christ Revocable Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/28/2024
7:05 AM | Altair Engineering (Issuer)
Christ George J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/20/2024
1:46 PM | Altair Engineering (Issuer)
Maitra Raoul (Reporting)
| Form 4/A | |
06/18/2024
3:25 PM | Altair Engineering (Issuer)
GC Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/18/2024
3:27 PM | Altair Engineering (Issuer)
Christ Revocable Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/18/2024
3:28 PM | Altair Engineering (Issuer)
Christ George J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/14/2024
4:34 PM | Altair Engineering (Subject)
Maitra Raoul (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/14/2024
8:03 AM | Altair Engineering (Issuer)
Gayle Brian (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2024
4:48 PM | Altair Engineering (Subject)
Gayle Brian (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/13/2024
10:43 AM | Altair Engineering (Issuer)
GC Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2024
10:46 AM | Altair Engineering (Issuer)
Christ Revocable Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2024
10:48 AM | Altair Engineering (Issuer)
Christ George J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/11/2024
2:55 PM | Altair Engineering (Issuer)
James R. Scapa Declaration of Trust (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/11/2024
2:52 PM | Altair Engineering (Issuer)
JRS Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/11/2024
2:52 PM | Altair Engineering (Issuer)
Scapa James Ralph (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
Why Buffett, Griffin and 100 members of Congress are Piling into this One Investment (Ad) This isn't just another investment.
It might be the last retirement stock you'll ever need.
But this window of opportunity is closing fast. Click here for the ticker >>> |
06/10/2024
5:55 PM | Altair Engineering (Subject)
Scapa James Ralph (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/05/2024
6:04 PM | Altair Engineering (Issuer)
Srikanth Mahalingam (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/05/2024
2:40 PM | Altair Engineering (Issuer)
Harris Teresa A (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/04/2024
3:45 PM | Altair Engineering (Subject)
Harris Teresa A (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/04/2024
6:01 AM | Altair Engineering (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
05/31/2024
11:41 AM | Altair Engineering (Subject)
Srikanth Mahalingam (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/23/2024
12:29 PM | Altair Engineering (Issuer)
Messano Amy (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/22/2024
12:23 PM | Altair Engineering (Issuer)
Christ George J (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/22/2024
12:21 PM | Altair Engineering (Issuer)
GC Investments LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
