HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Avantax Planning Partners, Inc.'s Holding History (CIK: 0001005441)

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

Q3 2018

Shares 4,000 Value ($000) $5 Avg Close $1.77 Range $1.22 - $2.39

Q1 2018

Shares 1,000 Value ($000) $5 Avg Close $5.89 Range $4.39 - $6.98

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	4,000	$5	$1.77	$1.22 - $2.39
Q1 2018	1,000	$5	$5.89	$4.39 - $6.98