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| SEC Filing | Insider | Company | Trade Date | Transaction | Shares | Avg. Price | Total | % Holdings | Return |
|---|---|---|---|---|---|---|---|---|---|
| 15-Oct-24 9:41 AM View:  | Gc Investments LLC 10% Owner | Altair Engineering Inc. (ALTR) | 14-Oct-24 | Sale | 2,176 | $95.31 | $207,404.00 | (< 1%) 302.18K to 300.0K | |
| 15-Oct-24 9:42 AM View: | Christ George J 10% Owner | Altair Engineering Inc. (ALTR) | 14-Oct-24 | Sale Duplicate | 2,176 | $95.31 | $207,404.00 | (< 1%) 777.13K to 774.95K | |
| 15-Oct-24 9:42 AM View: | Christ George J 10% Owner | Altair Engineering Inc. (ALTR) | 11-Oct-24 | Private Sale Duplicate | 97,824 | $95.23 | $9,315,990.00 | (11%) 874.95K to 777.13K | |
| 15-Oct-24 9:41 AM View: | Gc Investments LLC 10% Owner | Altair Engineering Inc. (ALTR) | 11-Oct-24 | Private Sale | 97,824 | $95.23 | $9,315,990.00 | (24%) 400.0K to 302.18K | |
| 10-Oct-24 8:05 AM View: | Christ George J 10% Owner | Altair Engineering Inc. (ALTR) | 09-Oct-24 | Private Sale Duplicate | 49,952 | $95.72 | $4,781,650.00 | (5%) 924.9K to 874.95K | |
| 10-Oct-24 8:02 AM View: | Christ Revocable Trust 10% Owner | Altair Engineering Inc. (ALTR) | 09-Oct-24 | Private Sale | 49,952 | $95.72 | $4,781,650.00 | (33%) 149.95K to 100.0K | |
| 01-Oct-24 6:52 PM View: | Harris Teresa A Director | Altair Engineering Inc. (ALTR) | 01-Oct-24 | Planned Option Sale | 620 | $95.12 | $58,974.40 | (3%) 21.86K to 21.24K | |
| 01-Oct-24 6:52 PM View: | Harris Teresa A Director | Altair Engineering Inc. (ALTR) | 01-Oct-24 | Option Exercise | 620 | -- | -- | 3% 21.24K to 21.86K | |
| 01-Oct-24 10:56 AM View: | Jrs Investments LLC 10% Owner | Altair Engineering Inc. (ALTR) | 30-Sep-24 | Conversion | 6,500 | -- | -- | 100% 0 to 6.5K | |
| 01-Oct-24 10:58 AM View: | Scapa James Ralph Chief Executive Officer Director 10% Owner | Altair Engineering Inc. (ALTR) | 30-Sep-24 | Sale (Planned) | 13,000 | $95.10 | $1,236,340.00 | (9%) 148.24K to 135.24K | |
| 01-Oct-24 10:54 AM View: | James R. Scapa Declaration ... 10% Owner | Altair Engineering Inc. (ALTR) | 30-Sep-24 | Sale (Planned) | 6,500 | $95.10 | $618,169.00 | (100%) 6.5K to 0 | |
| 01-Oct-24 10:58 AM View: | Scapa James Ralph Chief Executive Officer Director 10% Owner | Altair Engineering Inc. (ALTR) | 30-Sep-24 | Conversion | 13,000 | -- | -- | 10% 135.24K to 148.24K | |
| 01-Oct-24 10:54 AM View: | James R. Scapa Declaration ... 10% Owner | Altair Engineering Inc. (ALTR) | 30-Sep-24 | Conversion | 6,500 | -- | -- | 100% 0 to 6.5K | |
| 01-Oct-24 10:56 AM View: | Jrs Investments LLC 10% Owner | Altair Engineering Inc. (ALTR) | 30-Sep-24 | Sale (Planned) | 6,500 | $95.10 | $618,169.00 | (100%) 6.5K to 0 | |
| 30-Sep-24 2:47 PM View: | Christ George J 10% Owner | Altair Engineering Inc. (ALTR) | 27-Sep-24 | Private Sale Duplicate | 50,048 | $95.07 | $4,758,220.00 | (5%) 974.95K to 924.9K | |
| 30-Sep-24 2:48 PM View: | Christ Revocable Trust 10% Owner | Altair Engineering Inc. (ALTR) | 27-Sep-24 | Private Sale | 50,048 | $95.07 | $4,758,220.00 | (25%) 200.0K to 149.95K | |
| 04-Sep-24 6:43 AM View: | Harris Teresa A Director | Altair Engineering Inc. (ALTR) | 03-Sep-24 | Planned Option Sale | 620 | $89.70 | $55,614.00 | (3%) 21.86K to 21.24K | |
| 04-Sep-24 6:43 AM View: | Harris Teresa A Director | Altair Engineering Inc. (ALTR) | 03-Sep-24 | Option Exercise | 620 | -- | -- | 3% 21.24K to 21.86K | |
| 29-Aug-24 1:50 PM View: | James R. Scapa Declaration ... 10% Owner | Altair Engineering Inc. (ALTR) | 28-Aug-24 | Sale (Planned) | 6,500 | $89.04 | $578,739.00 | (100%) 6.5K to 0 | |
| 29-Aug-24 1:55 PM View: | Scapa James Ralph Chief Executive Officer Director 10% Owner | Altair Engineering Inc. (ALTR) | 28-Aug-24 | Conversion | 13,000 | -- | -- | 10% 135.24K to 148.24K | |
| 29-Aug-24 1:50 PM View: | James R. Scapa Declaration ... 10% Owner | Altair Engineering Inc. (ALTR) | 28-Aug-24 | Conversion | 6,500 | -- | -- | 100% 0 to 6.5K | |
| 29-Aug-24 1:53 PM View: | Jrs Investments LLC 10% Owner | Altair Engineering Inc. (ALTR) | 28-Aug-24 | Sale (Planned) | 6,500 | $89.04 | $578,739.00 | (100%) 6.5K to 0 | |
| 29-Aug-24 1:53 PM View: | Jrs Investments LLC 10% Owner | Altair Engineering Inc. (ALTR) | 28-Aug-24 | Conversion | 6,500 | -- | -- | 100% 0 to 6.5K | |
| 29-Aug-24 1:55 PM View: | Scapa James Ralph Chief Executive Officer Director 10% Owner | Altair Engineering Inc. (ALTR) | 28-Aug-24 | Sale (Planned) | 13,000 | $89.04 | $1,157,480.00 | (9%) 148.24K to 135.24K | |
| 06-Aug-24 2:01 PM View: | Harris Teresa A Director | Altair Engineering Inc. (ALTR) | 06-Aug-24 | Option Exercise | 620 | -- | -- | 3% 21.24K to 21.86K | |
| 06-Aug-24 2:01 PM View: | Harris Teresa A Director | Altair Engineering Inc. (ALTR) | 06-Aug-24 | Planned Option Sale | 620 | $82.57 | $51,193.40 | (3%) 21.86K to 21.24K | |
| 30-Jul-24 3:30 PM View: | James R. Scapa Declaration ... 10% Owner | Altair Engineering Inc. (ALTR) | 29-Jul-24 | Conversion | 6,500 | -- | -- | 100% 0 to 6.5K | |
| 30-Jul-24 3:32 PM View: | Jrs Investments LLC 10% Owner | Altair Engineering Inc. (ALTR) | 29-Jul-24 | Sale (Planned) | 6,500 | $88.11 | $572,708.00 | (100%) 6.5K to 0 | |
| 30-Jul-24 3:32 PM View: | Jrs Investments LLC 10% Owner | Altair Engineering Inc. (ALTR) | 29-Jul-24 | Conversion | 6,500 | -- | -- | 100% 0 to 6.5K | |
| 30-Jul-24 3:34 PM View: | Scapa James Ralph Chief Executive Officer Director 10% Owner | Altair Engineering Inc. (ALTR) | 29-Jul-24 | Conversion | 13,000 | -- | -- | 10% 135.24K to 148.24K | |
| 30-Jul-24 3:34 PM View: | Scapa James Ralph Chief Executive Officer Director 10% Owner | Altair Engineering Inc. (ALTR) | 29-Jul-24 | Sale (Planned) | 13,000 | $88.11 | $1,145,410.00 | (9%) 148.24K to 135.24K | |
| 30-Jul-24 3:30 PM View: | James R. Scapa Declaration ... 10% Owner | Altair Engineering Inc. (ALTR) | 29-Jul-24 | Sale (Planned) | 6,500 | $88.11 | $572,707.00 | (100%) 6.5K to 0 | |
| 16-Jul-24 12:30 PM View: | Brown Matthew Charles Chief Financial Officer | Altair Engineering Inc. (ALTR) | 12-Jul-24 | Grant | 83 | $71.68 | $5,949.44 | < 1% 56.48K to 56.57K | (7%) |
| 16-Jul-24 12:18 PM View: | Srikanth Mahalingam Chief Technology Officer | Altair Engineering Inc. (ALTR) | 12-Jul-24 | Grant | 83 | $71.68 | $5,949.44 | < 1% 34.08K to 34.16K | (7%) |
| 16-Jul-24 12:27 PM View: | Gayle Brian Chief Accounting Officer | Altair Engineering Inc. (ALTR) | 12-Jul-24 | Grant | 83 | $71.68 | $5,949.44 | < 1% 16.56K to 16.64K | (7%) |
| 16-Jul-24 12:23 PM View: | Marraccini Jeffrey See Remarks | Altair Engineering Inc. (ALTR) | 12-Jul-24 | Grant | 83 | $71.68 | $5,949.44 | 2% 4.6K to 4.68K | (7%) |
| 16-Jul-24 12:24 PM View: | Maitra Raoul Chief Legal Officer | Altair Engineering Inc. (ALTR) | 12-Jul-24 | Grant | 83 | $71.68 | $5,949.44 | < 1% 26.33K to 26.41K | (7%) |
| 16-Jul-24 12:20 PM View: | Saravia Gilma Chief People Officer | Altair Engineering Inc. (ALTR) | 12-Jul-24 | Grant | 83 | $71.68 | $5,949.44 | < 1% 17.08K to 17.16K | (7%) |
| 16-Jul-24 1:54 PM View: | Buckner Stephanie Chief Operating Officer | Altair Engineering Inc. (ALTR) | 12-Jul-24 | Grant Duplicate | 83 | $71.68 | $5,949.44 | < 1% 26.75K to 26.84K | (7%) |
| 16-Jul-24 12:26 PM View: | Kunju Ravi Chief Product Strategy Officer | Altair Engineering Inc. (ALTR) | 12-Jul-24 | Grant | 83 | $71.68 | $5,949.44 | < 1% 30.58K to 30.66K | (7%) |
| 16-Jul-24 12:21 PM View: | Messano Amy Chief Marketing Officer | Altair Engineering Inc. (ALTR) | 12-Jul-24 | Grant | 83 | $71.68 | $5,949.44 | < 1% 18.14K to 18.22K | (7%) |
| 10-Jul-24 11:04 AM View: | Harris Teresa A Director | Altair Engineering Inc. (ALTR) | 09-Jul-24 | Option Exercise | 620 | -- | -- | 3% 21.24K to 21.86K | |
| 10-Jul-24 11:04 AM View: | Harris Teresa A Director | Altair Engineering Inc. (ALTR) | 09-Jul-24 | Planned Option Sale | 620 | $97.73 | $60,592.60 | (3%) 21.86K to 21.24K | |
| 01-Jul-24 5:02 PM View: | Scapa James Ralph Chief Executive Officer Director 10% Owner | Altair Engineering Inc. (ALTR) | 28-Jun-24 | Conversion | 13,000 | -- | -- | 10% 135.24K to 148.24K | |
| 01-Jul-24 5:02 PM View: | Scapa James Ralph Chief Executive Officer Director 10% Owner | Altair Engineering Inc. (ALTR) | 28-Jun-24 | Sale (Planned) | 13,000 | $98.26 | $1,277,410.00 | (9%) 148.24K to 135.24K | |
| 28-Jun-24 8:05 AM View: | Christ George J 10% Owner | Altair Engineering Inc. (ALTR) | 27-Jun-24 | Private Sale Duplicate | 100,000 | $98.40 | $9,839,630.00 | (9%) 1.07M to 974.95K | |
| 28-Jun-24 8:03 AM View: | Christ Revocable Trust 10% Owner | Altair Engineering Inc. (ALTR) | 27-Jun-24 | Private Sale | 100,000 | $98.40 | $9,839,630.00 | (33%) 300.0K to 200.0K | |
| 18-Jun-24 4:10 PM View: | Maitra Raoul Chief Legal Officer | Altair Engineering Inc. (ALTR) | 14-Jun-24 | Private Sale | 1,030 | $96.31 | $99,199.30 | (4%) 27.26K to 26.23K | |
| 14-Jun-24 9:03 AM View: | Gayle Brian Chief Accounting Officer | Altair Engineering Inc. (ALTR) | 13-Jun-24 | Private Sale | 1,866 | $96.57 | $180,200.00 | (10%) 18.42K to 16.56K | |
| 13-Jun-24 11:48 AM View: | Christ George J 10% Owner | Altair Engineering Inc. (ALTR) | 12-Jun-24 | Sale Duplicate | 100,000 | $97.23 | $9,722,780.00 | (17%) 574.95K to 474.95K |
