HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Nationwide Fund Advisors's Holding History (CIK: 0001097218)

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

Q3 2017

Shares 20,541 Value ($000) $160 Avg Close $8.66 Range $7.58 - $10.40

Q2 2017

Shares 27,751 Value ($000) $234 Avg Close $7.65 Range $6.32 - $8.93

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	20,541	$160	$8.66	$7.58 - $10.40
Q2 2017	27,751	$234	$7.65	$6.32 - $8.93