Syndax Pharmaceuticals Inc (SNDX)

Latest Insider Confidence Score

2026Q1

53.6
Bullish

Company insider confidence (by quarter)

2016Q1 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Royston Ivor Director 625,545 Mar 22, 2017
Domain Partners VI, L.P. 444,460 Mar 8, 2016
Domain Partners VIII, L.P. 360,640 Mar 8, 2016
Foley Todd 312,085 Mar 9, 2016
Gadicke Ansbert 312,085 Mar 9, 2016

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 9, 2026 Feb 10, 2026 Metzger Michael A CEO Sell 40.0 -17,159 -3.37% $360.8K
Feb 9, 2026 Feb 10, 2026 Goldan Keith A. CFO Sell 42.5 -3,410 -2.37% $71.7K
Feb 4, 2026 Feb 6, 2026 Metzger Michael A CEO Sell 95.0 +210,188 70.38% $152.8K
Jan 30, 2026 Feb 6, 2026 Goldan Keith A. CFO Sell 91.3 +51,387 55.58% $32.6K
Feb 4, 2026 Feb 6, 2026 Jarrett Jennifer Director Neutral 90.0 +24,000 26.67% -
Feb 4, 2026 Feb 6, 2026 Huber Martin H. Jr. Director Neutral 90.0 +24,000 30.38% -
Feb 4, 2026 Feb 6, 2026 Botwood Nicholas A.J. Head of R&D, CMO Neutral 90.0 +60,000 170.62% -
Feb 4, 2026 Feb 6, 2026 Podlesak Dennis Director Neutral 90.0 +48,000 25.03% -
Feb 4, 2026 Feb 6, 2026 Rizo Aleksandra Director Neutral 90.0 +24,000 96.00% -
Feb 4, 2026 Feb 6, 2026 Katkin Keith Director Neutral 90.0 +24,000 24.00% -
Feb 4, 2026 Feb 6, 2026 Legault Pierre Director Neutral 90.0 +24,000 26.67% -
Dec 1, 2025 Dec 1, 2025 Goldan Keith A. CFO Neutral 27.5 -1,224 -1.31% -
Sep 8, 2025 Sep 8, 2025 Metzger Michael A CEO Sell 5.0 -157,307 -34.50% $2.6M
Aug 14, 2025 Aug 18, 2025 Podlesak Dennis Director Sell 26.3 -57,600 -9.10% $875.1K
Jul 31, 2025 Aug 7, 2025 Goldan Keith A. CFO Buy 78.8 +1,226 1.33% $10.3K
Jul 16, 2025 Jul 18, 2025 Goldan Keith A. CFO Sell 46.3 -1,296 -1.38% $12K
Jul 16, 2025 Jul 18, 2025 Metzger Michael A CEO Sell 42.5 -7,534 -2.46% $70K
May 19, 2025 May 19, 2025 Goldan Keith A. CFO Neutral 82.5 +3,000 3.31% -
May 16, 2025 May 19, 2025 Botwood Nicholas A.J. Head of R&D, CMO Buy 95.0 +11,765 50.28% $105.8K
May 19, 2025 May 19, 2025 Huber Martin H. Jr. Director Buy 86.3 +5,000 6.76% $45K
May 19, 2025 May 19, 2025 Katkin Keith Director Buy 95.0 +10,000 11.11% $91.1K
May 16, 2025 Botwood Nicholas A.J. Head of R&D, CMO Neutral 52.5 - 0.00% -
Mar 14, 2025 Mar 17, 2025 Metzger Michael A CEO Neutral 52.5 - 0.00% -
Mar 4, 2025 Mar 6, 2025 Metzger Michael A CEO Sell 41.3 -7,814 -2.54% $117.6K
Feb 10, 2025 Feb 12, 2025 Goldan Keith A. CFO Sell 42.5 -3,777 -4.00% $58.6K
Feb 10, 2025 Feb 12, 2025 Metzger Michael A CEO Sell 42.5 -13,288 -4.24% $206K
Feb 10, 2025 Feb 12, 2025 Gallagher Neil President Sell 42.5 -4,618 -5.15% $71.6K
Feb 5, 2025 Feb 7, 2025 Gallagher Neil President Neutral 90.0 +41,900 87.63% -
Feb 5, 2025 Feb 7, 2025 Goldan Keith A. CFO Neutral 90.0 +41,900 79.62% -
Feb 5, 2025 Feb 7, 2025 Metzger Michael A CEO Neutral 90.0 +149,500 91.21% -
Feb 5, 2025 Feb 7, 2025 Podlesak Dennis Director Neutral 90.0 +50,000 35.27% -
Feb 5, 2025 Feb 7, 2025 Rizo Aleksandra Director Neutral 90.0 +25,000 100.00% -
Feb 5, 2025 Feb 7, 2025 Meury William Director Neutral 90.0 +25,000 38.46% -
Feb 5, 2025 Feb 7, 2025 Katkin Keith Director Neutral 90.0 +25,000 38.46% -
Feb 5, 2025 Feb 7, 2025 Jarrett Jennifer Director Neutral 90.0 +25,000 38.46% -
Feb 5, 2025 Feb 7, 2025 Huber Martin H. Jr. Director Neutral 90.0 +25,000 51.02% -
Feb 5, 2025 Feb 7, 2025 Legault Pierre Director Neutral 90.0 +25,000 38.46% -
Jun 14, 2024 Jun 17, 2024 Goldan Keith A. CFO Buy 78.8 +1,250 2.43% $25K
May 15, 2024 May 16, 2024 Rizo Aleksandra Director Neutral 52.5 - 0.00% -
May 16, 2024 Rizo Aleksandra Director Neutral 52.5 - 0.00% -
Feb 7, 2024 Feb 9, 2024 Metzger Michael A CEO Neutral 90.0 +146,250 828.19% -
Jul 31, 2023 Feb 9, 2024 Goldan Keith A. CFO Buy 91.3 +48,745 1854.83% $36.2K
Feb 7, 2024 Feb 9, 2024 Gallagher Neil President Neutral 90.0 +47,813 100.00% -
Feb 7, 2024 Feb 9, 2024 Huber Martin H. Jr. Director Neutral 90.0 +17,000 53.13% -
Feb 7, 2024 Feb 9, 2024 Jarrett Jennifer Director Neutral 90.0 +17,000 35.42% -
Feb 7, 2024 Feb 9, 2024 Katkin Keith Director Neutral 90.0 +17,000 35.42% -
Feb 7, 2024 Feb 9, 2024 Meury William Director Neutral 90.0 +17,000 35.42% -
Feb 7, 2024 Feb 9, 2024 Morrison Briggs Director Neutral 90.0 +17,000 95.31% -
Feb 7, 2024 Feb 9, 2024 Podlesak Dennis Director Neutral 90.0 +34,000 31.55% -
Feb 7, 2024 Feb 9, 2024 Legault Pierre Director Neutral 90.0 +17,000 35.42% -
Aug 9, 2023 Aug 10, 2023 Morrison Briggs Director Sell 20.0 -52,855 -74.77% $965.4K
Aug 2, 2023 Aug 3, 2023 Meury William Director Sell 17.5 -83,000 -36.56% $1.7M
Jul 10, 2023 Jul 11, 2023 Morrison Briggs Director Sell 17.5 -52,855 -74.77% $1.1M
Jun 13, 2023 Jun 14, 2023 Goldan Keith A. CFO Sell 46.3 -577 -18.00% $12.9K
Jun 9, 2023 Jun 9, 2023 Morrison Briggs Director Sell 17.5 -52,855 -74.77% $1.1M
May 9, 2023 May 10, 2023 Morrison Briggs Director Sell 17.5 -52,855 -74.77% $1.1M
Apr 10, 2023 Apr 12, 2023 Morrison Briggs Director Sell 17.5 -52,855 -74.77% $1M
Apr 10, 2023 Apr 12, 2023 Gallagher Neil President Neutral 52.5 - 0.00% -
Apr 12, 2023 Gallagher Neil President Neutral 52.5 - 0.00% -
Mar 13, 2023 Mar 14, 2023 Morrison Briggs President Sell 5.0 -52,854 -74.77% $1.2M
Feb 15, 2023 Feb 17, 2023 Ordentlich Peter Chief Scientific Officer Sell 7.5 -25,000 -100.00% $646.1K
Feb 6, 2023 Feb 8, 2023 Metzger Michael A CEO Sell 10.0 -5,959 -25.23% $164.7K
Feb 6, 2023 Feb 8, 2023 Morrison Briggs President Sell 5.0 -52,854 -74.77% $1.4M
Feb 2, 2023 Feb 3, 2023 Metzger Michael A CEO Neutral 52.5 - 0.00% -
Feb 2, 2023 Feb 3, 2023 Morrison Briggs President Neutral 52.5 - 0.00% -
Feb 2, 2023 Feb 3, 2023 Madigan Catherine Chief Medical Officer Neutral 52.5 - 0.00% -
Feb 2, 2023 Feb 3, 2023 Goldan Keith A. CFO Neutral 52.5 - 0.00% -
Jan 31, 2023 Feb 3, 2023 Ordentlich Peter Chief Scientific Officer Sell 52.5 - 0.00% $766.5
Feb 2, 2023 Feb 3, 2023 Nolte Alexander Chief Accounting Officer Neutral 52.5 - 0.00% -
Feb 2, 2023 Feb 3, 2023 Podlesak Dennis Director Neutral 90.0 +32,000 42.24% -
Feb 2, 2023 Feb 3, 2023 Huber Martin H. Jr. Director Neutral 90.0 +16,000 100.00% -
Feb 2, 2023 Feb 3, 2023 Meury William Director Neutral 90.0 +16,000 50.00% -
Feb 2, 2023 Feb 3, 2023 Legault Pierre Director Neutral 90.0 +16,000 50.00% -
Feb 2, 2023 Feb 3, 2023 Katkin Keith Director Neutral 90.0 +16,000 50.00% -
Feb 2, 2023 Feb 3, 2023 Jarrett Jennifer Director Neutral 90.0 +16,000 50.00% -
Jan 12, 2023 Jan 13, 2023 Legault Pierre Director Sell 5.0 -39,000 -28.89% $1M
Dec 5, 2022 Dec 5, 2022 Sabus Steve M Chief Commercial Officer Neutral 52.5 - 0.00% -
Dec 5, 2022 Sabus Steve M Chief Commercial Officer Neutral 52.5 - 0.00% -
Dec 1, 2022 Dec 2, 2022 Ordentlich Peter Chief Scientific Officer Sell 7.5 -25,000 -96.92% $626K
Oct 6, 2022 Oct 7, 2022 Katkin Keith Director Sell 7.5 -29,899 -31.84% $774.4K
Oct 6, 2022 Oct 7, 2022 Metzger Michael A CEO Sell 7.5 -16,231 -47.89% $410.5K
Sep 30, 2022 Oct 4, 2022 Metzger Michael A CEO Sell 7.5 -33,769 -38.93% $844.9K
Sep 30, 2022 Oct 4, 2022 Katkin Keith Director Sell 41.3 -4,101 -2.09% $102.8K
Sep 19, 2022 Sep 21, 2022 Morrison Briggs President Sell 5.0 -173,988 -82.99% $4M
Sep 14, 2022 Sep 16, 2022 Morrison Briggs President Sell 3.8 -279,420 -79.66% $6.6M
Sep 15, 2022 Sep 16, 2022 Podlesak Dennis Director Sell 5.0 -78,815 -25.75% $1.9M
Jul 29, 2022 Aug 26, 2022 Ordentlich Peter Chief Scientific Officer Sell 7.5 -24,735 -96.89% $622.2K
Aug 5, 2022 Aug 9, 2022 Legault Pierre Director Sell 7.5 -24,000 -27.27% $552.4K
Jul 25, 2022 Jul 27, 2022 Metzger Michael A CEO Sell 7.5 -31,602 -47.22% $665.4K
Jul 6, 2022 Jul 8, 2022 Metzger Michael A CEO Sell 7.5 -15,109 -29.96% $318.4K
Jul 1, 2022 Jul 5, 2022 Morrison Briggs President Sell 5.0 -62,292 -77.74% $1.2M
Jun 13, 2022 Jun 15, 2022 Goldan Keith A. CFO Neutral 90.0 +3,205 100.00% -
Jun 15, 2022 Goldan Keith A. CFO Neutral 52.5 - 0.00% -
Apr 1, 2022 Apr 13, 2022 Morrison Briggs President Neutral 52.5 - 0.00% -
Apr 1, 2022 Apr 5, 2022 Morrison Briggs President Sell 5.0 -104,173 -52.08% $1.8M
Mar 1, 2022 Mar 3, 2022 Madigan Catherine Chief Medical Officer Neutral 52.5 - 0.00% -
Mar 3, 2022 Madigan Catherine Chief Medical Officer Neutral 52.5 - 0.00% -
Feb 2, 2022 Feb 3, 2022 Metzger Michael A CEO Neutral 52.5 - 0.00% -
Feb 2, 2022 Feb 3, 2022 Morrison Briggs President Neutral 52.5 - 0.00% -
Jan 31, 2022 Feb 3, 2022 Ordentlich Peter Chief Scientific Officer Sell 52.5 - 0.00% $6K