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 |
| 2026-06-30 5:23 pm Unchanged | 2026-06-26 | 13D | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 15,384,250 10.900% | 0 (Unchanged) | Filing History |
| 2026-06-03 5:24 pm Unchanged | 2026-06-02 | 13D | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 15,384,250 14.600% | 0 (Unchanged) | Filing History |
| 2026-02-06 4:01 pm Purchase | 2026-02-05 | 13D | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 15,384,250 14.600% | 1,054,560 (+7.36%) | Filing History |
| 2025-09-30 4:01 pm Purchase | 2025-09-29 | 13D | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 14,329,690 13.600% | 1,055,000 (+7.95%) | Filing History |
| 2025-09-04 4:15 pm Purchase | 2025-09-03 | 13D | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 13,274,690 12.600% | 1,072,500 (+8.79%) | Filing History |
| 2025-08-20 06:00 am Purchase | 2025-08-19 | 13D | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 12,202,190 11.600% | 700,195 (+6.09%) | Filing History |
| 2025-05-28 08:42 am Purchase | 2025-05-23 | 13D | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 11,501,995 10.900% | 40,000 (+0.35%) | Filing History |
| 2025-02-14 6:12 pm Purchase | 2024-12-31 | 13G | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 11,461,995 10.900% | 3,291,741 (+40.29%) | Filing History |
| 2024-04-26 6:19 pm Purchase | 2024-04-19 | 13G | DERMTECH INC DMTKQ | Van Herk Investments B.V. | 1,778,057 5.100% | 150,000 (+9.21%) | Filing History |
| 2024-02-14 06:08 am Purchase | 2024-02-09 | 13G | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 8,170,254 10.100% | 1,024,035 (+14.33%) | Filing History |
| 2024-02-09 06:37 am Purchase | 2023-12-31 | 13G | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 7,146,219 8.800% | 2,865,354 (+66.93%) | Filing History |
| 2024-02-08 5:18 pm Purchase | 2023-12-31 | 13G | DERMTECH INC DMTKQ | Van Herk Investments B.V. | 1,628,057 4.800% | 68,126 (+4.37%) | Filing History |
| 2023-09-14 5:20 pm Purchase | 2023-09-11 | 13G | PROQR THERAPEUTICS N.V. PRQR | Van Herk Investments B.V. | 4,280,865 5.300% | 4,280,865 (New Position) | Filing History |
| 2023-06-16 4:27 pm Purchase | 2023-06-07 | 13G | DERMTECH INC DMTKQ | Van Herk Investments B.V. | 1,559,931 5.000% | 1,559,931 (New Position) | Filing History |
| 2022-03-29 11:21 am Sale | 2022-03-22 | 13G | MARRONE BIO INNOVATIONS INC CO MBII | Van Herk Investments B.V. | 8,567,689 4.700% | -535,154 (-5.88%) | Filing History |
| 2022-02-14 12:27 pm Purchase | 2021-12-31 | 13G | ZEALAND PHARMA A/S ZEAL | Van Herk Investments B.V. | 7,321,632 16.800% | 83,208 (+1.15%) | Filing History |
| 2022-02-14 12:25 pm Sale | 2021-12-31 | 13G | MARRONE BIO INNOVATIONS INC CO MBII | Van Herk Investments B.V. | 9,102,843 5.100% | -1,213,731 (-11.76%) | Filing History |
| 2021-11-02 4:44 pm Sale | 2021-11-02 | 13D | LAKEFRONT BIOTHERAPEUTICS AMER LKFT | Van Herk Investments B.V. | 4,635,672 7.100% | -257,563 (-5.26%) | Filing History |