HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q3 2024

Shares 335,840 Value ($000) $2,801 Avg Close $8.27 Range $6.94 - $9.28

Q2 2024

Shares 442,896 Value ($000) $3,893 Avg Close $9.69 Range $7.90 - $11.49

Q1 2024

Shares 685,549 Value ($000) $7,548 Avg Close $13.02 Range $10.79 - $15.24

Q4 2023

Shares 927,375 Value ($000) $12,510 Avg Close $12.91 Range $11.34 - $14.14

Q3 2023

Shares 1,033,965 Value ($000) $13,752 Avg Close $10.79 Range $8.52 - $13.75

Q2 2023

Shares 269,706 Value ($000) $2,595 Avg Close $8.69 Range $7.21 - $9.87

Q4 2021

Shares 16,523 Value ($000) $73 Avg Close $3.88 Range $3.22 - $4.89

Q3 2021

Shares 18,305 Value ($000) $65 Avg Close $3.34 Range $2.70 - $4.10

Q2 2021

Shares 446,452 Value ($000) $1,518 Avg Close $2.41 Range $1.62 - $3.54

Q3 2018

Shares 179,906 Value ($000) $230 Avg Close $1.77 Range $1.22 - $2.39

Q2 2018

Shares 181,258 Value ($000) $364 Avg Close $3.24 Range $1.93 - $4.97

Q1 2018

Shares 587,409 Value ($000) $2,902 Avg Close $5.89 Range $4.39 - $6.98

Q4 2017

Shares 882,482 Value ($000) $5,357 Avg Close $6.09 Range $5.40 - $8.02

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2024	335,840	$2,801	$8.27	$6.94 - $9.28
Q2 2024	442,896	$3,893	$9.69	$7.90 - $11.49
Q1 2024	685,549	$7,548	$13.02	$10.79 - $15.24
Q4 2023	927,375	$12,510	$12.91	$11.34 - $14.14
Q3 2023	1,033,965	$13,752	$10.79	$8.52 - $13.75
Q2 2023	269,706	$2,595	$8.69	$7.21 - $9.87
Q4 2021	16,523	$73	$3.88	$3.22 - $4.89
Q3 2021	18,305	$65	$3.34	$2.70 - $4.10
Q2 2021	446,452	$1,518	$2.41	$1.62 - $3.54
Q3 2018	179,906	$230	$1.77	$1.22 - $2.39
Q2 2018	181,258	$364	$3.24	$1.93 - $4.97
Q1 2018	587,409	$2,902	$5.89	$4.39 - $6.98
Q4 2017	882,482	$5,357	$6.09	$5.40 - $8.02