XENON PHARMACEUTICALS INC

Ticker: XENE CUSIP: 98420N105 Class: Common Stock

Palo Alto Investors LP's Holding History (CIK: 0001306923)

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

Q4 2025

Shares 96,519 Value ($000) $4,326 Avg Close $42.00 Range $37.23 - $46.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	96,519	$4,326	$42.00	$37.23 - $46.60