KRYSTAL BIOTECH INC

Ticker: KRYS CUSIP: 501147102 Class: Common Stock

SABBY MANAGEMENT, LLC's Holding History (CIK: 0001535610)

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

Q3 2017

Shares 53,558 Value ($000) $534 Avg Close $10.08 Range $9.42 - $11.31

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	53,558	$534	$10.08	$9.42 - $11.31