HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 2,913,869 Value ($000) $19,960 Avg Close $7.88 Range $6.45 - $9.85

Q3 2025

Shares 2,863,273 Value ($000) $28,432 Avg Close $9.39 Range $7.98 - $10.52

Q2 2025

Shares 2,905,833 Value ($000) $23,595 Avg Close $6.86 Range $5.11 - $8.37

Q1 2025

Shares 3,170,214 Value ($000) $19,560 Avg Close $5.88 Range $5.29 - $6.35

Q4 2024

Shares 3,161,573 Value ($000) $17,642 Avg Close $6.59 Range $5.17 - $8.55

Q3 2024

Shares 3,323,135 Value ($000) $27,715 Avg Close $8.27 Range $6.94 - $9.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,913,869	$19,960	$7.88	$6.45 - $9.85
Q3 2025	2,863,273	$28,432	$9.39	$7.98 - $10.52
Q2 2025	2,905,833	$23,595	$6.86	$5.11 - $8.37
Q1 2025	3,170,214	$19,560	$5.88	$5.29 - $6.35
Q4 2024	3,161,573	$17,642	$6.59	$5.17 - $8.55
Q3 2024	3,323,135	$27,715	$8.27	$6.94 - $9.28