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 are not 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 | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | Filing |
| 2024-02-14 12:19 pm Sale | 13G | PROTO LABS INC PRLB | DISCIPLINED GROWTH INVESTORS INC | 1,739,638 6.74% | -382,253 (-18.01%) | View |
| 2024-02-13 5:12 pm Sale | 13G | PROTO LABS INC PRLB | VANGUARD GROUP INC | 2,922,263 11.33% | -122,301 (-4.02%) | View |
| 2024-01-22 2:03 pm Sale | 13G | PROTO LABS INC PRLB | BlackRock Inc. BLK | 4,472,070 17.3% | -382,289 (-7.88%) | View |
| 2023-02-14 3:41 pm Purchase | 13G | PROTO LABS INC PRLB | DISCIPLINED GROWTH INVESTORS INC | 2,121,891 7.82% | 329,898 (+18.41%) | View |
| 2023-02-14 09:00 am Sale | 13G | PROTO LABS INC PRLB | BROWN CAPITAL MANAGEMENT LLC | 730,716 2.69% | -1,008,913 (-58.00%) | View |
| 2023-02-09 11:30 am Purchase | 13G | PROTO LABS INC PRLB | VANGUARD GROUP INC | 3,044,564 11.23% | 70,784 (+2.38%) | View |
| 2023-01-23 3:52 pm Sale | 13G | PROTO LABS INC PRLB | BlackRock Inc. BLK | 4,854,359 17.9% | -111,732 (-2.25%) | View |
| 2022-03-09 08:44 am Purchase | 13G | PROTO LABS INC PRLB | VANGUARD GROUP INC | 2,973,780 10.83% | 263,025 (+9.70%) | View |
| 2022-02-14 5:49 pm Purchase | 13G | PROTO LABS INC PRLB | DISCIPLINED GROWTH INVESTORS INC | 1,791,993 6.5% | 1,791,993 (New Position) | View |
| 2022-02-14 5:04 pm Sale | 13G | PROTO LABS INC PRLB | HARDING LOEVNER LP | 0 0% | -1,601,298 (Position Closed) | View |
| 2022-02-14 3:52 pm Sale | 13G | PROTO LABS INC PRLB | BROWN CAPITAL MANAGEMENT LLC | 1,739,629 6.31% | -598,024 (-25.58%) | View |
| 2022-02-14 06:05 am Sale | 13G | PROTO LABS INC PRLB | Nikko Asset Management Americas Inc. | 911,615 3.3% | -679,050 (-42.69%) | View |
| 2022-02-10 08:32 am Sale | 13G | PROTO LABS INC PRLB | VANGUARD GROUP INC | 2,710,755 9.83% | -32,295 (-1.18%) | View |
| 2022-02-04 06:09 am Sale | 13G | PROTO LABS INC PRLB | Sumitomo Mitsui Trust Holdings Inc. | 911,615 3.3% | -679,288 (-42.70%) | View |
| 2022-01-27 5:13 pm Unchanged | 13G | PROTO LABS INC PRLB | BlackRock Inc. BLK | 4,966,091 18% | 0 (Unchanged) | View |
| 2022-01-26 09:17 am Purchase | 13G | PROTO LABS INC PRLB | BlackRock Inc. BLK | 4,966,091 18% | 616,932 (+14.19%) | View |
| 2022-01-21 2:50 pm Unchanged | 13G | PROTO LABS INC PRLB | RIVERBRIDGE PARTNERS LLC | 436,223 1.58% | 0 (Unchanged) | View |
| 2022-01-21 1:56 pm Sale | 13G | PROTO LABS INC PRLB | RIVERBRIDGE PARTNERS LLC | 436,223 1.58% | -922,676 (-67.90%) | View |
| 2021-06-10 10:55 am Sale | 13G | PROTO LABS INC PRLB | BROWN CAPITAL MANAGEMENT LLC | 2,337,653 8.44% | -1,367,244 (-36.90%) | View |
| 2021-02-16 4:33 pm Purchase | 13G | PROTO LABS INC PRLB | ARK Investment Management LLC | 4,119,922 15.4% | 1,025,887 (+33.16%) | View |