KRYSTAL BIOTECH INC

Ticker: KRYS CUSIP: 501147102 Class: Common Stock

PERCEPTIVE ADVISORS LLC's Holding History (CIK: 0001224962)

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

Q4 2025

Shares 17,500 Value ($000) $4,314 Avg Close $210.47 Range $175.85 - $265.92

Q3 2025

Shares 35,000 Value ($000) $6,179 Avg Close $149.68 Range $130.50 - $178.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,500	$4,314	$210.47	$175.85 - $265.92
Q3 2025	35,000	$6,179	$149.68	$130.50 - $178.20