11 insiders reported 58 Form 4 transactions for Syndax Pharmaceuticals Inc (SNDX) over the past 18 months (most recent 2026-06-12). Recent activity: Botwood Nicholas A.J. (Head of R&D, CMO) Buy 22,515 shares, Botwood Nicholas A.J. (Head of R&D, CMO) Sell 34,280 shares, Botwood Nicholas A.J. (Head of R&D, CMO) Buy 31,235 shares, Botwood Nicholas A.J. (Head of R&D, CMO) Sell 31,235 shares, Goldan Keith A. (Chief Financial Officer) Sell 1,177 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-12 | Botwood Nicholas A.J. | Head of R&D, CMO | Buy | 22,515 | $311,157 |
| 2026-06-12 | Botwood Nicholas A.J. | Head of R&D, CMO | Sell | 34,280 | $617,040 |
| 2026-06-12 | Botwood Nicholas A.J. | Head of R&D, CMO | Buy | 31,235 | $431,668 |
| 2026-06-12 | Botwood Nicholas A.J. | Head of R&D, CMO | Sell | 31,235 | $566,603 |
| 2026-06-02 | Goldan Keith A. | Chief Financial Officer | Sell | 1,177 | $22,351 |
| 2026-06-02 | Metzger Michael A | Chief Executive Officer | Sell | 6,847 | $130,025 |
| 2026-02-10 | Metzger Michael A | Chief Executive Officer | Sell | 17,159 | $360,854 |
| 2026-02-10 | Goldan Keith A. | Chief Financial Officer | Sell | 3,410 | $71,712 |
| 2026-02-06 | Goldan Keith A. | Chief Financial Officer | Buy | 21,500 | $0 |
| 2026-02-06 | Metzger Michael A | Chief Executive Officer | Buy | 144,600 | $0 |
| 2026-02-06 | Metzger Michael A | Chief Executive Officer | Sell | 7,412 | $152,835 |
| 2026-02-06 | Huber Martin H. Jr. | Director | Buy | 24,000 | $0 |
| 2026-02-06 | Goldan Keith A. | Chief Financial Officer | Buy | 1,219 | $10,337 |
| 2026-02-06 | Metzger Michael A | Chief Executive Officer | Buy | 73,000 | $0 |
| 2026-02-06 | Goldan Keith A. | Chief Financial Officer | Buy | 30,750 | $0 |
| 2026-02-06 | Goldan Keith A. | Chief Financial Officer | Sell | 2,082 | $42,931 |
| 2026-02-06 | Jarrett Jennifer | Director | Buy | 24,000 | $0 |
| 2026-02-06 | Rizo Aleksandra | Director | Buy | 24,000 | $0 |
| 2026-02-06 | Podlesak Dennis | Director | Buy | 48,000 | $0 |
| 2026-02-06 | Botwood Nicholas A.J. | Head of R&D, CMO | Buy | 24,000 | $0 |
| 2026-02-06 | Botwood Nicholas A.J. | Head of R&D, CMO | Buy | 36,000 | $0 |
| 2026-02-06 | Legault Pierre | Director | Buy | 24,000 | $0 |
| 2026-02-06 | Katkin Keith | Director | Buy | 24,000 | $0 |
| 2025-12-01 | Goldan Keith A. | Chief Financial Officer | Sell | 1,224 | $0 |
| 2025-09-08 | Metzger Michael A | Chief Executive Officer | Buy | 157,307 | $1.7M |
Source: SEC Form 4 filings · as of 2026-06-12