BlackRock, Inc. 13D and 13G filings for Proto Labs, 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 2:17 pm Unchanged | 2024-09-30 | 13G | Proto Labs, Inc. PRLB | BlackRock Inc. BLK | 4,015,946 16.000% | 0 (Unchanged) | Filing |
| 2024-10-18 3:31 pm Sale | 2024-09-30 | 13G | Proto Labs, Inc. PRLB | BlackRock Inc. BLK | 4,015,946 16.000% | -456,124 (-10.20%) | Filing |
| 2024-01-22 2:03 pm Sale | 2023-12-31 | 13G | Proto Labs, Inc. PRLB | BlackRock Inc. BLK | 4,472,070 17.300% | -382,289 (-7.88%) | Filing |
| 2023-01-23 3:52 pm Sale | 2022-12-31 | 13G | Proto Labs, Inc. PRLB | BlackRock Inc. BLK | 4,854,359 17.900% | -111,732 (-2.25%) | Filing |
| 2022-01-27 5:13 pm Unchanged | 2021-12-31 | 13G | Proto Labs, Inc. PRLB | BlackRock Inc. BLK | 4,966,091 18.000% | 0 (Unchanged) | Filing |
| 2022-01-26 09:17 am Purchase | 2021-12-31 | 13G | Proto Labs, Inc. PRLB | BlackRock Inc. BLK | 4,966,091 18.000% | 616,932 (+14.19%) | Filing |
| 2021-01-25 4:49 pm Purchase | 2020-12-31 | 13G | Proto Labs, Inc. PRLB | BlackRock Inc. BLK | 4,349,159 16.300% | 185,186 (+4.45%) | Filing |