Marshall Wace
HDSN

Marshall Wace’s Hudson Technologies HDSN Stock Holding History

Marshall Wace’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
Q1 		$1.29M Sell
219,271
-245,859
-53% -$1.69M ﹤0.01% 2011
2025
Q4 		$3.19M Buy
465,130
+339,543
+270% +$2.68M ﹤0.01% 1358
2025
Q3 		$1.25M Buy
+125,587
New +$1.18M ﹤0.01% 1848
2025
Q1 		– Sell
-212,229
Closed -$1.18M – 2810
2024
Q4 		$1.18M Sell
212,229
-11,782
-5% -$77.6K ﹤0.01% 1658
2024
Q3 		$1.87M Sell
224,011
-503,987
-69% -$4.17M ﹤0.01% 1395
2024
Q2 		$6.4M Sell
727,998
-28,524
-4% -$276K 0.01% 903
2024
Q1 		$8.33M Buy
756,522
+191,608
+34% +$2.49M 0.01% 807
2023
Q4 		$7.62M Buy
564,914
+467,160
+478% +$6.03M 0.01% 765
2023
Q3 		$1.3M Buy
+97,754
New +$1.05M ﹤0.01% 1405
2023
Q1 		– Sell
-30,953
Closed -$313K – 2842
2022
Q4 		$313K Buy
+30,953
New +$302K ﹤0.01% 2554
2022
Q3 		– Sell
-443,917
Closed -$3.33M – 3524
2022
Q2 		$3.33M Sell
443,917
-290,711
-40% -$2.4M 0.01% 1652
2022
Q1 		$4.56M Buy
734,628
+660,437
+890% +$2.93M 0.01% 1439
2021
Q4 		$329K Sell
74,191
-30,235
-29% -$117K ﹤0.01% 2992
2021
Q3 		$369K Buy
+104,426
New +$349K ﹤0.01% 2550

Other funds holding HDSN

HP
Hartree Partners New York $467M AUM 66.71% 1-Year Est. Return
WCM
Westerly Capital Management San Francisco, California $368M AUM 42.67% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
NSCM
New South Capital Management Memphis, Tennessee $2.09B AUM 33.67% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Marshall Wace's HDSN Position: Q1 2026 in Review

Marshall Wace reduced its Hudson Technologies (HDSN) stake by 53% in Q1 2026, selling an estimated $1.69M and leaving 219,271 shares worth $1.29M. The position accounts for ﹤0.01% of the portfolio, ranked #2011.

Marshall Wace first reported a position in HDSN in Q3 2021 and has held it in 14 quarters since. The position peaked at $8.33M in Q1 2024. 160 funds tracked by Wall St. Rank hold HDSN as of Q1 2026.

  • Marshall Wace held 219,271 shares of Hudson Technologies worth $1.29M as of Q1 2026.
  • Marshall Wace sold 245,859 Hudson Technologies shares in Q1 2026, an estimated $1.69M.
  • Hudson Technologies made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #2011 holding.
  • Marshall Wace first reported a position in Hudson Technologies in Q3 2021 and has held it in 14 quarters since.
  • Marshall Wace's Hudson Technologies position peaked at $8.33M in Q1 2024.
  • 160 funds tracked by Wall St. Rank held Hudson Technologies as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.