HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Grandeur Peak Global Advisors, LLC's Holding History (CIK: 0001569137)

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

Q3 2013

Shares 6,700 Value ($000) $14 Avg Close $2.14 Range $1.76 - $3.26

Q2 2013

Shares 2,200 Value ($000) $7 Avg Close $3.65 Range $3.11 - $4.45

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2013	6,700	$14	$2.14	$1.76 - $3.26
Q2 2013	2,200	$7	$3.65	$3.11 - $4.45