Zakrzewski Joseph S
- SEC CIK
- 0001331852
No open-market purchases or sales filed in the past year.
Current role at each company
- ANTX AN2 Therapeutics, Inc.Directoras of Aug 14, 2026
- CYT Cyteir Therapeutics, Inc.Directoras of Feb 8, 2024
- SGMOQ Sangamo Therapeutics, IncDirectoras of Mar 1, 2022
- AMRN Amarin Corp PLCDirectoras of Dec 16, 2021
- XLRN Acceleron Pharma IncDirectoras of Nov 22, 2021
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- –
- 0 filings
- Net
- –
- Bought minus sold
- Companies
- 0
- With open-market trades
Trades
Every Form 4 that lists Zakrzewski Joseph S as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
ANTX AN2 Therapeutics, Inc.
Director3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 27, 2024 (view filing) | Nov 27 | Same day | Zakrzewski Joseph SDirector | PPurchase | +2.00K | $1.40 | +$2.80K | +1.6%125.2K after | |
| Nov 20, 2024 (view filing) | Nov 18-19 | 2 days | Zakrzewski Joseph SDirector | PPurchase | +25.0K | $1.00 | +$25.1K | +25.5%123.2K after | 2 lots |
| Jan 19, 2024 (view filing) | Jan 18 | 1 day | Zakrzewski Joseph SDirector | SSale | −100.0K | $19.11 | −$1.91M | −19.8%405.9K after |
CYT Cyteir Therapeutics, Inc.
Director6 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 8, 2022 (view filing) | Dec 7 | 1 day | Zakrzewski Joseph SDirector | PPurchase | +21.2K | $1.30 | +$27.6K | +15.9%154.6K after | From original |
| May 16, 2022 (view filing) | May 12 | 4 days | Zakrzewski Joseph SDirector | PPurchase | +743 | $1.61 | +$1.20K | +0.6%133.4K after | |
| May 12, 2022 (view filing) | May 10-11 | 2 days | Zakrzewski Joseph SDirector | PPurchase | +50.4K | $1.89 | +$95.1K | +61.3%132.7K after | 2 lots |
| Dec 28, 2021 (view filing) | Dec 23-28 | 5 days | Zakrzewski Joseph SDirector | PPurchase | +1.10K | $9.91 | +$10.9K | +1.4%82.3K after | 4 lots |
| Dec 21, 2021 (view filing) | Dec 17 | 4 days | Zakrzewski Joseph SDirector | PPurchase | +200 | $9.88 | +$1.98K | +0.2%81.2K after | |
| Dec 15, 2021 (view filing) | Dec 15 | Same day | Zakrzewski Joseph SDirector | PPurchase | +3.70K | $10.77 | +$39.8K | +4.8%81.0K after | 2 lots |
AMRN Amarin Corp PLC
Director1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 16, 2021 (view filing) | Dec 14-15 | 2 days | Zakrzewski Joseph SDirector | PPurchase | +12.0K | $3.25 | +$39.0K | +6.5%196.5K after | 2 lots |