George J. Christ 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 |
| 2025-03-26 5:10 pm Sale |
2025-03-26 | 13G | Altair Engineering Inc. ALTR |
George J. Christ | 0 0.000% |
-9,450,684 (Position Closed) |
Filing |
| 2024-11-08 4:34 pm Sale |
2024-09-30 | 13G | Altair Engineering Inc. ALTR |
George J. Christ | 9,450,684 13.900% |
-750,048 (-7.35%) |
Filing |
| 2024-02-13 3:45 pm Sale |
2023-12-31 | 13G | Altair Engineering Inc. ALTR |
George J. Christ | 10,200,732 15.800% |
-700,000 (-6.42%) |
Filing |
| 2023-02-06 09:16 am Purchase |
2022-12-31 | 13G | Altair Engineering Inc. ALTR |
George J. Christ | 10,900,732 17.200% |
374,950 (+3.56%) |
Filing |
| 2022-02-08 4:52 pm Sale |
2021-12-31 | 13G | Altair Engineering Inc. ALTR |
George J. Christ | 10,525,782 17.200% |
-1,574,950 (-13.02%) |
Filing |
| 2021-02-16 06:29 am Sale |
2020-12-31 | 13G | Altair Engineering Inc. ALTR |
George J. Christ | 12,100,732 21.900% |
-660,000 (-5.17%) |
Filing |