Metzger Michael A (CIK 1507220) reported 13 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-09). Recent activity: Buy SNDX (32,375 shares), Sell SNDX (32,375 shares), Sell SNDX (6,847 shares), Sell SNDX (17,159 shares), Buy SNDX (73,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-09 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Buy | 32,375 | $206,552 |
| 2026-07-09 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Sell | 32,375 | $784,776 |
| 2026-06-02 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Sell | 6,847 | $130,025 |
| 2026-02-10 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Sell | 17,159 | $360,854 |
| 2026-02-06 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Buy | 73,000 | $0 |
| 2026-02-06 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Buy | 144,600 | $0 |
| 2026-02-06 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Sell | 7,412 | $152,835 |
| 2025-09-08 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Buy | 157,307 | $1.7M |
| 2025-09-08 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Sell | 157,307 | $2.6M |
| 2025-07-18 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Sell | 7,534 | $69,991 |
| 2025-03-17 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Buy | 6,074 | $43,733 |
| 2025-03-06 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Buy | 7,814 | $56,261 |
| 2025-03-06 | Syndax Pharmaceuticals Inc (SNDX) | Chief Executive Officer | Sell | 7,814 | $117,601 |
Source: SEC Form 4 filings · as of 2026-07-09