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Syndax Pharmaceuticals Insider Trades

NASDAQ: SNDXHealth CareBiotechnology: Pharmaceutical PreparationsUSD

16.99+0.09 (+0.53%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
0 · $0
Sales
9 · $2.75M
Shares bought / sold
0 / 135.98K
Net activity
Net selling $2.7 million

Syndax Pharmaceuticals insider activity

Over the last 12 months, Syndax Pharmaceuticals insiders reported 26 transactions on SEC Form 4: 0 open-market purchases and 9 sales. Insiders bought $0 and sold $2.7 million worth of stock, for net insider selling of $2.7 million. The largest seller was Metzger Michael A, with $1.4 million in reported sales.

The most recent filing shows Metzger Michael A (Chief Executive Officer) reporting a transaction in 32,375 shares at $6.38 on Jul 8, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put SNDX's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

SNDX insider transactions

Syndax Pharmaceuticals insider transactions
DateInsiderTypeSharesValueFiling
Jul 8, 2026Metzger Michael AChief Executive OfficerSale32,375$784.78KForm 4
Jul 8, 2026Metzger Michael AChief Executive OfficerOption exercise32,375$206.55KForm 4
Jun 12, 2026Botwood Nicholas A.J.Head of R&D, CMOSale31,235$566.60KForm 4
Jun 12, 2026Botwood Nicholas A.J.Head of R&D, CMOOption exercise31,235$431.67KForm 4
Jun 11, 2026Botwood Nicholas A.J.Head of R&D, CMOSale34,280$617.04KForm 4
Jun 11, 2026Botwood Nicholas A.J.Head of R&D, CMOOption exercise22,515$311.16KForm 4
Jun 1, 2026Metzger Michael AChief Executive OfficerSale6,847$130.02KForm 4
Jun 1, 2026Goldan Keith A.Chief Financial OfficerSale1,177$22.35KForm 4
Feb 9, 2026Metzger Michael AChief Executive OfficerSale17,159$360.82KForm 4
Feb 9, 2026Goldan Keith A.Chief Financial OfficerSale3,410$71.71KForm 4
Feb 6, 2026Metzger Michael AChief Executive OfficerSale7,412$152.84KForm 4
Feb 6, 2026Goldan Keith A.Chief Financial OfficerSale2,082$42.93KForm 4
Feb 4, 2026Katkin KeithDirectorAward24,000—Form 4
Feb 4, 2026Podlesak DennisDirectorAward48,000—Form 4
Feb 4, 2026Jarrett JenniferDirectorAward24,000—Form 4
Feb 4, 2026Legault PierreDirectorAward24,000—Form 4
Feb 4, 2026Metzger Michael AChief Executive OfficerAward144,600—Form 4
Feb 4, 2026Metzger Michael AChief Executive OfficerAward73,000—Form 4
Feb 4, 2026Rizo AleksandraDirectorAward24,000—Form 4
Feb 4, 2026Botwood Nicholas A.J.Head of R&D, CMOAward36,000—Form 4
Feb 4, 2026Botwood Nicholas A.J.Head of R&D, CMOAward24,000—Form 4
Feb 4, 2026Huber Martin H. Jr.DirectorAward24,000—Form 4
Feb 4, 2026Goldan Keith A.Chief Financial OfficerAward30,750—Form 4
Feb 4, 2026Goldan Keith A.Chief Financial OfficerAward21,500—Form 4
Jan 30, 2026Goldan Keith A.Chief Financial Officerother1,219$10.34KForm 4
Dec 1, 2025Goldan Keith A.Chief Financial OfficerGift1,224—Form 4
Sep 8, 2025Metzger Michael AChief Executive OfficerSale157,307$2.58MForm 4
Sep 8, 2025Metzger Michael AChief Executive OfficerOption exercise157,307$1.71MForm 4
Aug 18, 2025Podlesak DennisDirectorSale19,200$304.17KForm 4
Aug 18, 2025Podlesak DennisDirectorOption exercise19,200$138.24KForm 4
Aug 15, 2025Podlesak DennisDirectorSale19,200$298.41KForm 4
Aug 15, 2025Podlesak DennisDirectorOption exercise19,200$138.24KForm 4
Aug 14, 2025Podlesak DennisDirectorSale19,200$272.52KForm 4
Aug 14, 2025Podlesak DennisDirectorOption exercise19,200$138.24KForm 4
Jul 31, 2025Goldan Keith A.Chief Financial Officerother1,226$10.34KForm 4
Jul 16, 2025Metzger Michael AChief Executive OfficerSale7,534$69.95KForm 4
Jul 16, 2025Goldan Keith A.Chief Financial OfficerSale1,296$12.03KForm 4
May 19, 2025Katkin KeithDirectorBuy10,000$91.12KForm 4
May 19, 2025Huber Martin H. Jr.DirectorBuy5,000$44.95KForm 4
May 19, 2025Goldan Keith A.Chief Financial OfficerBuy3,000—Form 4
May 16, 2025Botwood Nicholas A.J.Head of R&D, CMOBuy11,765$105.83KForm 4
Mar 14, 2025Metzger Michael AChief Executive OfficerOption exercise6,074$43.73KForm 4
Mar 4, 2025Metzger Michael AChief Executive OfficerSale7,814$117.56KForm 4
Mar 4, 2025Metzger Michael AChief Executive OfficerOption exercise7,814$56.26KForm 4
Feb 10, 2025Gallagher NeilPresident, Head of R&DSale4,618$71.60KForm 4
Feb 10, 2025Metzger Michael AChief Executive OfficerSale13,288$206.02KForm 4
Feb 10, 2025Goldan Keith A.Chief Financial OfficerSale3,777$58.56KForm 4
Feb 5, 2025Legault PierreDirectorAward25,000—Form 4
Feb 5, 2025Huber Martin H. Jr.DirectorAward25,000—Form 4
Feb 5, 2025Jarrett JenniferDirectorAward25,000—Form 4
Feb 5, 2025Katkin KeithDirectorAward25,000—Form 4
Feb 5, 2025Rizo AleksandraDirectorAward25,000—Form 4
Feb 5, 2025Goldan Keith A.Chief Financial OfficerAward23,400—Form 4
Feb 5, 2025Goldan Keith A.Chief Financial OfficerAward18,500—Form 4
Feb 5, 2025Gallagher NeilPresident, Head of R&DAward23,400—Form 4
Feb 5, 2025Gallagher NeilPresident, Head of R&DAward18,500—Form 4
Feb 5, 2025Meury WilliamDirectorAward25,000—Form 4
Feb 5, 2025Podlesak DennisDirectorAward50,000—Form 4
Feb 5, 2025Metzger Michael AChief Executive OfficerAward89,000—Form 4
Feb 5, 2025Metzger Michael AChief Executive OfficerAward60,500—Form 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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