HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q1 2025

Shares 15,590 Value ($000) $96 Avg Close $5.88 Range $5.29 - $6.35

Q2 2022

Shares 10,053 Value ($000) $75 Avg Close $8.25 Range $5.78 - $10.76

Q4 2019

Shares 36,643 Value ($000) $36 Avg Close $0.67 Range $0.50 - $1.03

Q2 2019

Shares 20,203 Value ($000) $17 Avg Close $1.59 Range $0.78 - $2.20

Q1 2019

Shares 11,793 Value ($000) $23 Avg Close $1.41 Range $0.89 - $2.25

Q3 2018

Shares 11,065 Value ($000) $14 Avg Close $1.77 Range $1.22 - $2.39

Q4 2015

Shares 10,051 Value ($000) $30 Avg Close $3.09 Range $2.69 - $3.56

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	15,590	$96	$5.88	$5.29 - $6.35
Q2 2022	10,053	$75	$8.25	$5.78 - $10.76
Q4 2019	36,643	$36	$0.67	$0.50 - $1.03
Q2 2019	20,203	$17	$1.59	$0.78 - $2.20
Q1 2019	11,793	$23	$1.41	$0.89 - $2.25
Q3 2018	11,065	$14	$1.77	$1.22 - $2.39
Q4 2015	10,051	$30	$3.09	$2.69 - $3.56