SYNDAX PHARMACEUTICALS INC (SNDX) Stock Ownership

NASDAQ:SNDX • US87164F1057

21.71 USD
+1.04 (+5.03%)
At close: Feb 27, 2026
21.58 USD
-0.13 (-0.6%)
After Hours: 2/27/2026, 8:00:02 PM
Overview Stock Chart Technical Analysis Fundamental Analysis Analyst Ratings Earnings Estimates Financials Ownership News
SNDX Ownership Chart.SNDX Ownership Chart: showing Insider, Institutional ownership and shares available to the public.SNDX Ownership.InsiderInstitutional



Shares Outstanding86.91M
Float85.39M
Float Short Interest Percentage24.77%
Owners (insider)1.12%
Owners (institutional)120.09%
Owners (insider) change10.19%
Owners (institutional) change-1.92%
SNDX Institutional Ownership HistorySNDX Institutional Ownership HistorySNDX Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 20M 40M 60M 80M 100M
SNDX Historical Insider Transactions ChartSNDX Historical Insider Buy and Sell Transactions ChartSNDX Historical Insider Transactions Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 0 200K 400K
Date Name Type Shares Price Amount
Feb 9, 2026 Metzger Michael A Open Market Sale 17159 21.03 $ 360,819.45
Feb 9, 2026 Goldan Keith A. Open Market Sale 3410 21.03 $ 71,705.48
Feb 6, 2026 Metzger Michael A Open Market Sale 7412 20.62 $ 152,835.44
Feb 6, 2026 Goldan Keith A. Open Market Sale 2082 20.62 $ 42,930.84
Feb 4, 2026 Podlesak Dennis Grant 48000 0.00 $ 0.00
Feb 4, 2026 Rizo Aleksandra Grant 24000 0.00 $ 0.00
Feb 4, 2026 Katkin Keith Grant 24000 0.00 $ 0.00
Feb 4, 2026 Legault Pierre Grant 24000 0.00 $ 0.00
Feb 4, 2026 Botwood Nicholas A.J. Grant 60000 0.00 $ 0.00
Feb 4, 2026 Huber Martin H. Jr. Grant 24000 0.00 $ 0.00
Feb 4, 2026 Metzger Michael A Grant 217600 0.00 $ 0.00
Feb 4, 2026 Goldan Keith A. Grant 52250 0.00 $ 0.00
Dec 1, 2025 Goldan Keith A. Other Disposition 1224 0.00 $ 0.00
Sep 8, 2025 Metzger Michael A Option Excercise 157307 10.90 $ 1,714,646.30
Sep 8, 2025 Metzger Michael A Open Market Sale 157307 16.41 $ 2,582,021.37
Aug 14, 2025 Podlesak Dennis Option Excercise 57600 7.20 $ 414,720.00
Aug 14, 2025 Podlesak Dennis Open Market Sale 57600 15.19 $ 875,099.52
Jul 16, 2025 Goldan Keith A. Open Market Sale 1296 9.29 $ 12,033.36
Jul 16, 2025 Metzger Michael A Open Market Sale 7534 9.29 $ 69,953.19
May 19, 2025 Huber Martin H. Jr. Open Market Purchase 5000 8.99 $ 44,950.00
May 19, 2025 Katkin Keith Open Market Purchase 10000 9.11 $ 91,120.00
May 19, 2025 Goldan Keith A. Open Market Purchase 3000 $ 0.00
May 16, 2025 Botwood Nicholas A.J. Open Market Purchase 11765 9.00 $ 105,826.17
Mar 14, 2025 Metzger Michael A Option Excercise 6074 7.20 $ 43,732.80
Mar 4, 2025 Metzger Michael A Option Excercise 7814 7.20 $ 56,260.80
Mar 4, 2025 Metzger Michael A Open Market Sale 7814 15.05 $ 117,563.97