XENON PHARMACEUTICALS INC

Ticker: XENE CUSIP: 98420N105 Class: Common Stock

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

Note: Option positions (PUT/CALL) are excluded.

Q1 2024

Shares 15,092 Value ($000) $650 Avg Close $46.00 Range $42.08 - $50.99

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	15,092	$650	$46.00	$42.08 - $50.99