HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

GUGGENHEIM CAPITAL LLC's Holding History (CIK: 0001283072)

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

Q1 2018

Shares 10,703 Value ($000) $53 Avg Close $5.89 Range $4.39 - $6.98

Q4 2017

Shares 10,397 Value ($000) $62 Avg Close $6.09 Range $5.40 - $8.02

Q3 2017

Shares 12,099 Value ($000) $94 Avg Close $8.66 Range $7.58 - $10.40

Q2 2017

Shares 12,052 Value ($000) $101 Avg Close $7.65 Range $6.32 - $8.93

Q1 2017

Shares 10,903 Value ($000) $72 Avg Close $7.28 Range $6.02 - $8.28

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	10,703	$53	$5.89	$4.39 - $6.98
Q4 2017	10,397	$62	$6.09	$5.40 - $8.02
Q3 2017	12,099	$94	$8.66	$7.58 - $10.40
Q2 2017	12,052	$101	$7.65	$6.32 - $8.93
Q1 2017	10,903	$72	$7.28	$6.02 - $8.28