10 insiders reported 10 Form 4 transactions for Decoy Therapeutics Inc. (DCOY) over the past 18 months (most recent 2026-09-02). Recent activity: PIERCE FREDERICK II (Chief Executive Officer) Buy 33,455 shares, HANISH ARNOLD C (Director) Buy 3,000 shares, Rosenblum Mark J (Chief Financial Officer) Buy 9,682 shares, Lieber Jonathan I (Director) Buy 2,000 shares, Lammers Paul (Director) Buy 2,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-02 | PIERCE FREDERICK II | Chief Executive Officer | Buy | 33,455 | $0 |
| 2026-09-02 | HANISH ARNOLD C | Director | Buy | 3,000 | $0 |
| 2026-09-02 | Rosenblum Mark J | Chief Financial Officer | Buy | 9,682 | $0 |
| 2026-09-02 | Lieber Jonathan I | Director | Buy | 2,000 | $0 |
| 2026-09-02 | Lammers Paul | Director | Buy | 2,000 | $0 |
| 2026-09-02 | McVicar William K. | Director | Buy | 3,000 | $0 |
| 2026-09-02 | Burleson Tess | Director | Buy | 2,000 | $0 |
| 2026-09-02 | Hibner Barbara Louise | Chief Scientific Officer | Buy | 4,216 | $0 |
| 2026-09-02 | Marschel Peter Klaus | Chief Business Officer | Buy | 3,900 | $0 |
| 2026-09-02 | Gauthier Patricia G. | Director | Buy | 2,000 | $0 |
Source: SEC Form 4 filings · as of 2026-09-02