Real time Form 13D and 13G transaction reports:
- 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.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2025-01-23 3:55 pm Purchase | 2024-12-31 | 13G | Proto Labs, Inc. PRLB | DIMENSIONAL FUND ADVISORS LP | 1,300,864 5.300% | 1,300,864 (New Position) | Filing History |
| 2024-11-14 4:36 pm Purchase | 2024-09-30 | 13G | Proto Labs, Inc. PRLB | DISCIPLINED GROWTH INVESTORS INC | 2,056,593 8.400% | 316,955 (+18.22%) | Filing History |
| 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 History |
| 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 History |
| 2024-02-14 12:19 pm Sale | 2023-12-31 | 13G | Proto Labs, Inc. PRLB | DISCIPLINED GROWTH INVESTORS INC | 1,739,638 6.740% | -382,253 (-18.01%) | Filing History |
| 2024-02-13 5:12 pm Sale | 2023-12-29 | 13G | Proto Labs, Inc. PRLB | The Vanguard Group | 2,922,263 11.330% | -122,301 (-4.02%) | Filing History |
| 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 History |
| 2023-02-14 3:41 pm Purchase | 2022-12-31 | 13G | Proto Labs, Inc. PRLB | DISCIPLINED GROWTH INVESTORS INC | 2,121,891 7.820% | 329,898 (+18.41%) | Filing History |
| 2023-02-14 09:00 am Sale | 2022-12-31 | 13G | Proto Labs, Inc. PRLB | BROWN CAPITAL MANAGEMENT LLC | 730,716 2.690% | -1,008,913 (-58.00%) | Filing History |
| 2023-02-09 11:30 am Purchase | 2022-12-30 | 13G | Proto Labs, Inc. PRLB | The Vanguard Group | 3,044,564 11.230% | 70,784 (+2.38%) | Filing History |
| 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 History |
| 2022-03-09 08:44 am Purchase | 2022-02-28 | 13G | Proto Labs, Inc. PRLB | The Vanguard Group | 2,973,780 10.830% | 263,025 (+9.70%) | Filing History |
| 2022-02-14 5:49 pm Purchase | 2021-12-31 | 13G | Proto Labs, Inc. PRLB | DISCIPLINED GROWTH INVESTORS INC | 1,791,993 6.500% | 1,791,993 (New Position) | Filing History |
| 2022-02-14 5:04 pm Sale | 2021-12-31 | 13G | Proto Labs, Inc. PRLB | HARDING LOEVNER LP | 0 0.000% | -1,601,298 (Position Closed) | Filing History |
| 2022-02-14 3:52 pm Sale | 2021-12-31 | 13G | Proto Labs, Inc. PRLB | BROWN CAPITAL MANAGEMENT LLC | 1,739,629 6.310% | -598,024 (-25.58%) | Filing History |
| 2022-02-14 06:05 am Sale | 2021-12-31 | 13G | Proto Labs, Inc. PRLB | Nikko Asset Management Americas Inc. | 911,615 3.300% | -679,050 (-42.69%) | Filing History |
| 2022-02-10 08:32 am Sale | 2021-12-31 | 13G | Proto Labs, Inc. PRLB | The Vanguard Group | 2,710,755 9.830% | -32,295 (-1.18%) | Filing History |
| 2022-02-04 06:09 am Sale | 2021-12-31 | 13G | Proto Labs, Inc. PRLB | Sumitomo Mitsui Trust Group Inc. | 911,615 3.300% | -679,288 (-42.70%) | Filing History |
| 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 History |
| 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 History |