BlackRock, Inc. 13D and 13G filings for Tetra Tech, 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 |
| 2025-02-06 4:12 pm Sale |
2024-12-31 | 13G | Tetra Tech, Inc. TTEK |
BlackRock Inc. BLK |
26,026,773 9.700% |
-1,675,607 (-6.05%) |
Filing |
| 2024-01-24 09:47 am Sale |
2023-12-31 | 13G | Tetra Tech, Inc. TTEK |
BlackRock Inc. BLK |
27,702,380 10.400% |
-948,660 (-3.31%) |
Filing |
| 2023-02-07 2:10 pm Sale |
2022-12-31 | 13G | Tetra Tech, Inc. TTEK |
BlackRock Inc. BLK |
28,651,040 10.800% |
-6,558,215 (-18.63%) |
Filing |
| 2022-01-27 11:13 am Unchanged |
2021-12-31 | 13G | Tetra Tech, Inc. TTEK |
BlackRock Inc. BLK |
35,209,255 13.100% |
0 (Unchanged) |
Filing |
| 2022-01-25 3:11 pm Purchase |
2021-12-31 | 13G | Tetra Tech, Inc. TTEK |
BlackRock Inc. BLK |
35,209,255 13.100% |
1,566,370 (+4.66%) |
Filing |
| 2021-01-26 6:52 pm Sale |
2020-12-31 | 13G | Tetra Tech, Inc. TTEK |
BlackRock Inc. BLK |
33,642,885 12.500% |
-326,830 (-0.96%) |
Filing |