Over the 90-day window ending December 12, 2025, Syndax Pharmaceuticals's three dominant insider ownership positions are held by Chief Executive Officer Michael A Metzger (298.66K shares), Director Dennis Podlesak (191.76K shares), Director Keith Katkin (100.00K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Michael A Metzger | Chief Executive Officer | 298,661 | 08 Sep, 2025 |
| Dennis Podlesak | 191,763 | 18 Aug, 2025 | |
| Keith Katkin | 100,000 | 19 May, 2025 | |
| Keith A. Goldan | Chief Financial Officer | 92,452 | 01 Dec, 2025 |
| Jennifer Jarrett | 90,000 | 07 Feb, 2025 | |
| Pierre Legault | 90,000 | 07 Feb, 2025 | |
| William Meury | 90,000 | 07 Feb, 2025 | |
| Neil Gallagher | President And Head Of R&D | 85,095 | 12 Feb, 2025 |
| Martin H. Jr. Huber | 79,000 | 19 May, 2025 | |
| Nicholas A.J. Botwood | Head Of R&D And Cmo | 35,165 | 19 May, 2025 |
| Briggs Morrison | 34,836 | 09 Feb, 2024 | |
| Fabrice Egros | 32,000 | 03 Feb, 2022 | |
| Aleksandra Rizo | 25,000 | 07 Feb, 2025 | |
| Michael L. Meyers | SVP And Chief Medical Officer | 23,280 | 03 Feb, 2022 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 01 Dec, 2025 | Keith A. Goldan | Common Stock | D | 1,224 | $0.00 | 92,452 | D | G |
| 08 Sep, 2025 | Michael A Metzger | Common Stock | A | 157,307 | $10.90 | 455,968 | D | M |
| 08 Sep, 2025 | Michael A Metzger | Common Stock | D | 157,307 | $16.41 | 298,661 | D | S |
| 08 Sep, 2025 | Michael A Metzger | - | - | 298,661 | D | |||
| 14 Aug, 2025 | Dennis Podlesak | Common Stock | A | 19,200 | $7.20 | 210,963 | D | M |
| 14 Aug, 2025 | Dennis Podlesak | - | - | 210,963 | D | |||
| 14 Aug, 2025 | Dennis Podlesak | - | - | 191,763 | D | |||
| 14 Aug, 2025 | Dennis Podlesak | Common Stock | D | 19,200 | $14.19 | 191,763 | D | S |
| 15 Aug, 2025 | Dennis Podlesak | Common Stock | A | 19,200 | $7.20 | 210,963 | D | M |
| 15 Aug, 2025 | Dennis Podlesak | - | - | 210,963 | D | |||
| 15 Aug, 2025 | Dennis Podlesak | Common Stock | D | 19,200 | $15.54 | 191,763 | D | S |
| 15 Aug, 2025 | Dennis Podlesak | - | - | 191,763 | D | |||
| 18 Aug, 2025 | Dennis Podlesak | Common Stock | A | 19,200 | $7.20 | 210,963 | D | M |
| 18 Aug, 2025 | Dennis Podlesak | - | - | 210,963 | D | |||
| 18 Aug, 2025 | Dennis Podlesak | Common Stock | D | 19,200 | $15.84 | 191,763 | D | S |
| 18 Aug, 2025 | Dennis Podlesak | - | - | 191,763 | D | |||
| 31 Jul, 2025 | Keith A. Goldan | Common Stock | A | 1,226 | $8.43 | 93,676 | D | J |
| 16 Jul, 2025 | Keith A. Goldan | Common Stock | D | 1,296 | $9.28 | 92,450 | D | S |
| 16 Jul, 2025 | Michael A Metzger | Common Stock | D | 7,534 | $9.28 | 298,661 | D | S |
| 16 Jul, 2025 | Michael A Metzger | - | - | 298,661 | D |