MORTIMER IAN

PrivateCIK: 1619961

MORTIMER IAN (PRESIDENT & CFO) sold 80.8% of their position (25.20K shares) of XENON PHARMACEUTICALS INC. on the open market

Open‑market sale worth $1.14M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderMORTIMER IANCIK 1619961
Officer· PRESIDENT & CFO
Since Sep 2019
-25.20K
Net shares
Net seller
$1.14M
Total sold
3
Open market trades
0B · 3S
3
Total transactions
25.20K disposed
Non-Derivative Transactions3

Common Shares

Direct
S · Sale

Shares

14.38K

Price / share

$45.03

Trade value

$647.31K

% of position

46.1%
12/5/2025
31.20K16.83K

Common Shares

Direct
S · Sale

Shares

8.82K

Price / share

$45.59

Trade value

$402.10K

% of position

52.4%
12/8/2025
16.83K8.01K

Common Shares

Direct
S · Sale

Shares

2.01K

Price / share

$46.32

Trade value

$93.10K

% of position

25.1%
12/8/2025
8.01K6K
Total

Net shares

25.20K

Net value

-$1.14M

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Shares

Indirect
Shares owned14.30K
Total
14.30K indirect14.30K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
MORTIMER IAN — Insider Transaction (Form 4) Filed Dec 9, 2025 | Finecho