Kryzanowski, John A. 13D and 13G filings for Aptinyx 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 |
| 2023-01-20 10:42 am Purchase |
2022-12-31 | 13G | Aptinyx Inc. APTX |
Kryzanowski, John A. | 6,637,800 9.800% |
746,998 (+12.68%) |
Filing |
| 2022-06-24 2:33 pm Purchase |
2021-12-31 | 13G | Aptinyx Inc. APTX |
Kryzanowski, John A. | 5,890,802 8.700% |
3,948,122 (+203.23%) |
Filing |
| 2022-06-24 2:22 pm Sale |
2019-12-31 | 13G | Aptinyx Inc. APTX |
Kryzanowski, John A. | 1,942,680 5.770% |
-2,753,120 (-58.63%) |
Filing |
| 2022-06-24 1:13 pm Purchase |
2020-12-31 | 13G | Aptinyx Inc. APTX |
Kryzanowski, John A. | 4,695,800 7.420% |
2,914,509 (+163.62%) |
Filing |
| 2022-06-24 11:56 am Purchase |
2019-11-05 | 13G | Aptinyx Inc. APTX |
Kryzanowski, John A. | 1,781,291 5.100% |
1,781,291 (New Position) |
Filing |