Scapa James Ralph 13D and 13G filings for Altair Engineering Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2024-11-08 4:44 pm Sale | 2024-09-30 | 13G | Altair Engineering Inc. ALTR | Scapa James Ralph | 17,105,011 22.300% | -11,555 (-0.07%) | Filing |
| 2024-02-13 3:48 pm Sale | 2023-12-31 | 13G | Altair Engineering Inc. ALTR | Scapa James Ralph | 17,116,566 23.900% | -237,626 (-1.37%) | Filing |
| 2023-02-06 09:13 am Purchase | 2022-12-31 | 13G | Altair Engineering Inc. ALTR | Scapa James Ralph | 17,354,192 24.900% | 10,479 (+0.06%) | Filing |
| 2022-02-08 4:51 pm Sale | 2021-12-31 | 13G | Altair Engineering Inc. ALTR | Scapa James Ralph | 17,343,713 25.500% | -735,838 (-4.07%) | Filing |
| 2021-02-16 06:26 am Sale | 2020-12-31 | 13G | Altair Engineering Inc. ALTR | Scapa James Ralph | 18,079,551 29.500% | -359,140 (-1.95%) | Filing |