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Xenon Pharmaceuticals Insider Trades

NASDAQ: XENEHealth CareBiotechnology: Pharmaceutical PreparationsUSD

36.44+0.28 (+0.77%)

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

Last 12 months

Purchases
2 · $1.68M
Sales
26 · $21.97M
Shares bought / sold
45.00K / 381.59K
Net activity
Net selling $20.3 million

Xenon Pharmaceuticals insider activity

Over the last 12 months, Xenon Pharmaceuticals insiders reported 50 transactions on SEC Form 4: 2 open-market purchases and 26 sales. Insiders bought $1.7 million and sold $22.0 million worth of stock, for net insider selling of $20.3 million. The largest seller was MORTIMER IAN, with $20.3 million in reported sales.

The most recent filing shows Kelly Thomas Patrick (Chief Financial Officer) buying 15,000 shares at $37.32 on Sep 30, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put XENE's ownership changes in context.

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

XENE insider transactions

Xenon Pharmaceuticals insider transactions
DateInsiderTypeSharesValueFiling
Sep 30, 2026MORTIMER IANPRESIDENT & CEOBuy30,000$1.12MForm 4
Sep 30, 2026Kelly Thomas PatrickChief Financial OfficerBuy15,000$559.74KForm 4
Sep 1, 2026Svoronos DawnDirectorOption exercise5,144$41.92KForm 4
Aug 28, 2026KENNEY CHRISTOPHER JOHNChief Medical OfficerSale700$42.68KForm 4
Aug 28, 2026KENNEY CHRISTOPHER JOHNChief Medical OfficerSale6,368$383.15KForm 4
Aug 11, 2026GANNON STEVENDirectorSale10,000$640.55KForm 4
Jun 5, 2026Cannon GillianDirectorSale1,190$63.24KForm 4
Jun 5, 2026PATOU GARYDirectorSale1,322$70.25KForm 4
Jun 1, 2026Cannon GillianDirectorOption exercise2,645—Form 4
Jun 1, 2026GANNON STEVENDirectorTax withholding1,416$75.63KForm 4
Jun 1, 2026GANNON STEVENDirectorOption exercise2,645—Form 4
Jun 1, 2026PATOU GARYDirectorOption exercise2,645—Form 4
Jun 1, 2026Svoronos DawnDirectorTax withholding1,416$75.63KForm 4
Jun 1, 2026Svoronos DawnDirectorOption exercise2,645—Form 4
Jun 1, 2026GAROFALO ELIZABETH A.DirectorOption exercise2,645—Form 4
Jun 1, 2026Gover Justin D.DirectorOption exercise2,645—Form 4
Jun 1, 2026Machado PatrickDirectorOption exercise2,645—Form 4
May 12, 2026GANNON STEVENDirectorOption exercise3,500$25.83KForm 4
Mar 13, 2026DiFabio AndreaChief Legal OfficerSale1,342$74.11KForm 4
Mar 13, 2026MORTIMER IANPRESIDENT & CEOSale7,308$403.58KForm 4
Mar 13, 2026KENNEY CHRISTOPHER JOHNChief Medical OfficerSale1,410$77.87KForm 4
Mar 12, 2026DiFabio AndreaChief Legal OfficerOption exercise3,750—Form 4
Mar 12, 2026MORTIMER IANPRESIDENT & CEOOption exercise12,500—Form 4
Mar 12, 2026KENNEY CHRISTOPHER JOHNChief Medical OfficerOption exercise3,750—Form 4
Mar 10, 2026DiFabio AndreaChief Legal OfficerSale2,607$156.70KForm 4
Mar 10, 2026KENNEY CHRISTOPHER JOHNChief Medical OfficerSale2,771$166.56KForm 4
Mar 10, 2026MORTIMER IANPRESIDENT & CEOSale11,269$677.36KForm 4
Mar 9, 2026DiFabio AndreaChief Legal OfficerOption exercise7,500—Form 4
Mar 9, 2026KENNEY CHRISTOPHER JOHNChief Medical OfficerOption exercise7,500—Form 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOOption exercise20,000—Form 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOSale65,000$4.03MForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOOption exercise65,000$613.60KForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOSale61,652$3.70MForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOSale43,348$2.57MForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOOption exercise105,000$498.75KForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOSale2,449$150.03KForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOSale10,072$609.05KForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOSale12,479$742.50KForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOOption exercise25,000$77.50KForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOSale21,515$1.30MForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOSale31,694$1.90MForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOSale21,791$1.28MForm 4
Mar 9, 2026MORTIMER IANPRESIDENT & CEOOption exercise75,000$630.00KForm 4
Jan 2, 2026MORTIMER IANPRESIDENT & CEOSale2,062$92.65KForm 4
Jan 2, 2026MORTIMER IANPRESIDENT & CEOSale37,938$1.68MForm 4
Jan 2, 2026MORTIMER IANPRESIDENT & CEOOption exercise40,000$299.60KForm 4
Dec 8, 2025MORTIMER IANPRESIDENT & CEOSale2,010$93.10KForm 4
Dec 8, 2025MORTIMER IANPRESIDENT & CEOSale8,820$402.10KForm 4
Dec 5, 2025MORTIMER IANPRESIDENT & CEOSale14,375$647.31KForm 4
Nov 28, 2025MORTIMER IANPRESIDENT & CEOSale97$4.37KForm 4
Oct 1, 2025MORTIMER IANPRESIDENT, CEO & INTERIM CFOSale25,000$1.00MForm 4
Oct 1, 2025MORTIMER IANPRESIDENT, CEO & INTERIM CFOOption exercise25,000$192.25KForm 4
Jun 5, 2025GANNON STEVENDirectorSale3$91.44Form 4
May 14, 2025GANNON STEVENDirectorOption exercise5,144$64.66KForm 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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