MORTIMER IAN

PrivateCIK: 1619961

Senior insider sale

PRESIDENT & CFO at XENON PHARMACEUTICALS INC. — senior position signals high conviction

$18.07M

310K shares

What this filing means

MORTIMER IAN plans to sell 310K shares of XENON PHARMACEUTICALS INC. valued at approximately $18.07M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderMORTIMER IANCIK 1619961
Officer· PRESIDENT & CFO
Since Sep 2019
310K
Shares to sell
$18.07M
Approx. market value
270K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Sort

Exercise of Options

Cash

3/9/2026
270K
Total acquired270K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

40K

Market value

$1.78M

1/2/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

270K

Market value

$16.29M

3/9/2026
Total

Units

310K

Value

$18.07M

MORTIMER IAN — Planned Insider Sale (Form 144) | Finecho