HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Ativo Capital Management LLC's Holding History (CIK: 0001423065)

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

Q3 2017

Shares 93,024 Value ($000) $727 Avg Close $8.66 Range $7.58 - $10.40

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	93,024	$727	$8.66	$7.58 - $10.40