HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Laurion Capital Management LP's Holding History (CIK: 0001390202)

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

Q1 2017

Shares 122,595 Value ($000) $809 Avg Close $7.28 Range $6.02 - $8.28

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	122,595	$809	$7.28	$6.02 - $8.28