AllianceBernstein’s Hudson Technologies HDSN Stock Holding History

AllianceBernstein’s Portfolio HDSN Stock Details HDSN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$275K	Buy	46,710 +4,500	+11%	+$25.6K	﹤0.01%	3025
2026 Q1	$289K	Hold	42,210	–	–	﹤0.01%	2900
2025 Q4	$289K	Hold	42,210	–	–	﹤0.01%	2929
2025 Q3	$419K	Sell	42,210 -5,670	-12%	-$53.2K	﹤0.01%	2772
2025 Q2	$389K	Buy	47,880 +12,600	+36%	+$86.4K	﹤0.01%	2788
2025 Q1	$218K	Sell	35,280 -4,780	-12%	-$28.1K	﹤0.01%	2891
2024 Q4	$224K	Hold	40,060	–	–	﹤0.01%	2993
2024 Q3	$334K	Sell	40,060 -3,370	-8%	-$27.9K	﹤0.01%	2867
2024 Q2	$382K	Buy	43,430 +23,790	+121%	+$231K	﹤0.01%	2817
2024 Q1	$216K	Buy	19,640 +1,450	+8%	+$18.9K	﹤0.01%	2914
2023 Q4	$245K	Buy	+18,190	New	+$235K	﹤0.01%	2919

Other funds holding HDSN

Hartree Partners New York $469M AUM 46.64% 1-Year Est. Return

WCM

Westerly Capital Management San Francisco, California $542M AUM 48.48% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

AllianceBernstein's HDSN Position: Q2 2026 in Review

AllianceBernstein increased its Hudson Technologies (HDSN) stake by 11% in Q2 2026, buying an estimated $25.6K and bringing the position to 46,710 shares worth $275K. The position accounts for ﹤0.01% of the portfolio, ranked #3025.

AllianceBernstein first reported a position in HDSN in Q4 2023 and has held it in 11 quarters since. The position peaked at $419K in Q3 2025. 152 funds tracked by Wall St. Rank hold HDSN as of Q2 2026.

AllianceBernstein held 46,710 shares of Hudson Technologies worth $275K as of Q2 2026.
AllianceBernstein bought 4,500 Hudson Technologies shares in Q2 2026, an estimated $25.6K.
Hudson Technologies made up ﹤0.01% of AllianceBernstein's portfolio in Q2 2026, its #3025 holding.
AllianceBernstein first reported a position in Hudson Technologies in Q4 2023 and has held it in 11 quarters since.
AllianceBernstein's Hudson Technologies position peaked at $419K in Q3 2025.
152 funds tracked by Wall St. Rank held Hudson Technologies as of Q2 2026.

Based on AllianceBernstein's 13F filing for Q2 2026, filed 14 Aug 2026.