Boston Partners’s Hudson Technologies HDSN Stock Holding History

Boston Partners’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	$105K	Sell	18,221 -21,773	-54%	-$124K	﹤0.01%	801
2026 Q1	$235K	Buy	39,994 +18,738	+88%	+$128K	﹤0.01%	746
2025 Q4	$146K	Sell	21,256 -2,620	-11%	-$20.6K	﹤0.01%	749
2025 Q3	$237K	Sell	23,876 -6,932	-23%	-$65.1K	﹤0.01%	739
2025 Q2	$250K	Sell	30,808 -1,464	-5%	-$10K	﹤0.01%	696
2025 Q1	$199K	Buy	32,272 +5,065	+19%	+$29.8K	﹤0.01%	697
2024 Q4	$152K	Sell	27,207 -40,977	-60%	-$270K	﹤0.01%	707
2024 Q3	$569K	Sell	68,184 -3,270	-5%	-$27.1K	﹤0.01%	667
2024 Q2	$628K	Buy	71,454 +40,624	+132%	+$394K	﹤0.01%	633
2024 Q1	$339K	Buy	+30,830	New	+$401K	﹤0.01%	731

Other funds holding HDSN

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

VCM

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

Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Boston Partners's HDSN Position: Q2 2026 in Review

Boston Partners reduced its Hudson Technologies (HDSN) stake by 54% in Q2 2026, selling an estimated $124K and leaving 18,221 shares worth $105K. The position accounts for ﹤0.01% of the portfolio, ranked #801.

Boston Partners first reported a position in HDSN in Q1 2024 and has held it in 10 quarters since. The position peaked at $628K in Q2 2024. 104 funds tracked by Wall St. Rank hold HDSN as of Q2 2026.

Boston Partners held 18,221 shares of Hudson Technologies worth $105K as of Q2 2026.
Boston Partners sold 21,773 Hudson Technologies shares in Q2 2026, an estimated $124K.
Hudson Technologies made up ﹤0.01% of Boston Partners's portfolio in Q2 2026, its #801 holding.
Boston Partners first reported a position in Hudson Technologies in Q1 2024 and has held it in 10 quarters since.
Boston Partners's Hudson Technologies position peaked at $628K in Q2 2024.
104 funds tracked by Wall St. Rank held Hudson Technologies as of Q2 2026.

Based on Boston Partners's 13F filing for Q2 2026, filed 4 Aug 2026.