HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Chicago Partners Investment Group LLC's Holding History (CIK: 0001563525)

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

Q1 2018

Shares 1,360 Value ($000) $7 Avg Close $5.89 Range $4.39 - $6.98

Q4 2017

Shares 1,360 Value ($000) $8 Avg Close $6.09 Range $5.40 - $8.02

Q3 2017

Shares 1,360 Value ($000) $11 Avg Close $8.66 Range $7.58 - $10.40

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	1,360	$7	$5.89	$4.39 - $6.98
Q4 2017	1,360	$8	$6.09	$5.40 - $8.02
Q3 2017	1,360	$11	$8.66	$7.58 - $10.40