HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Summit Trail Advisors, LLC's Holding History (CIK: 0001698478)

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

Q4 2017

Shares 52 Value ($000) $0 Avg Close $6.09 Range $5.40 - $8.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	52	$0	$6.09	$5.40 - $8.02