BlackRock, Inc. 13D and 13G filings for Teradyne, 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 |
| 2024-01-24 5:23 pm Purchase | 2023-12-31 | 13G | Teradyne, Inc. TER | BlackRock Inc. BLK | 14,337,126 9.400% | 1,000,558 (+7.50%) | Filing |
| 2023-02-07 2:10 pm Purchase | 2022-12-31 | 13G | Teradyne, Inc. TER | BlackRock Inc. BLK | 13,336,568 8.600% | 110,086 (+0.83%) | Filing |
| 2022-01-31 5:59 pm Sale | 2021-12-31 | 13G | Teradyne, Inc. TER | BlackRock Inc. BLK | 13,226,482 8.100% | -812,894 (-5.79%) | Filing |
| 2021-02-01 08:30 am Sale | 2020-12-31 | 13G | Teradyne, Inc. TER | BlackRock Inc. BLK | 14,039,376 8.500% | -4,207,974 (-23.06%) | Filing |