Two Sigma Investments
HDSN

Two Sigma Investments’s Hudson Technologies HDSN Stock Holding History

Two Sigma Investments’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 		$757K Sell
131,960
-140,965
-52% -$802K ﹤0.01% 3832
2026
Q1 		$1.6M Buy
272,925
+137,525
+102% +$943K ﹤0.01% 2929
2025
Q4 		$927K Sell
135,400
-54,821
-29% -$432K ﹤0.01% 2968
2025
Q3 		$1.89M Sell
190,221
-163,058
-46% -$1.53M ﹤0.01% 2166
2025
Q2 		$2.87M Sell
353,279
-193,817
-35% -$1.33M 0.01% 1580
2025
Q1 		$3.38M Buy
547,096
+185,118
+51% +$1.09M 0.01% 1367
2024
Q4 		$2.02M Buy
361,978
+278,352
+333% +$1.83M ﹤0.01% 1710
2024
Q3 		$697K Sell
83,626
-66,213
-44% -$548K ﹤0.01% 2309
2024
Q2 		$1.32M Sell
149,839
-5,121
-3% -$49.6K ﹤0.01% 1826
2024
Q1 		$1.71M Sell
154,960
-133,787
-46% -$1.74M ﹤0.01% 1598
2023
Q4 		$3.9M Buy
288,747
+128,842
+81% +$1.66M 0.01% 1121
2023
Q3 		$2.13M Buy
+159,905
New +$1.73M 0.01% 1344
2023
Q2 		– Sell
-29,900
Closed -$261K – 3117
2023
Q1 		$261K Sell
29,900
-85,149
-74% -$824K ﹤0.01% 2481
2022
Q4 		$1.16M Sell
115,049
-57,398
-33% -$561K ﹤0.01% 1626
2022
Q3 		$1.27M Sell
172,447
-50,831
-23% -$427K ﹤0.01% 1360
2022
Q2 		$1.68M Sell
223,278
-202,545
-48% -$1.67M 0.01% 1286
2022
Q1 		$2.64M Buy
425,823
+180,607
+74% +$801K 0.01% 1209
2021
Q4 		$1.09M Buy
245,216
+65,886
+37% +$256K ﹤0.01% 2479
2021
Q3 		$633K Buy
179,330
+75,420
+73% +$252K ﹤0.01% 3033
2021
Q2 		$353K Buy
+103,910
New +$250K ﹤0.01% 3372
2019
Q2 		– Sell
-20,449
Closed -$39K – 3465
2019
Q1 		$39K Sell
20,449
-81,010
-80% -$114K ﹤0.01% 2946
2018
Q4 		$90K Sell
101,459
-23,105
-19% -$25.4K ﹤0.01% 2824
2018
Q3 		$159K Sell
124,564
-15,001
-11% -$26.6K ﹤0.01% 3042
2018
Q2 		$281K Buy
+139,565
New +$452K ﹤0.01% 2981
2017
Q3 		– Sell
-26,412
Closed -$223K – 2917
2017
Q2 		$223K Buy
+26,412
New +$202K ﹤0.01% 2759
2014
Q2 		– Sell
-18,002
Closed -$50K – 2223
2014
Q1 		$50K Sell
18,002
-13,360
-43% -$44.4K ﹤0.01% 1921
2013
Q4 		$116K Buy
+31,362
New +$77.2K ﹤0.01% 2075

Other funds holding HDSN

HP
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
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Two Sigma Investments's HDSN Position: Q2 2026 in Review

Two Sigma Investments reduced its Hudson Technologies (HDSN) stake by 52% in Q2 2026, selling an estimated $802K and leaving 131,960 shares worth $757K. The position accounts for ﹤0.01% of the portfolio, ranked #3832.

Two Sigma Investments first reported a position in HDSN in Q4 2013 and has held it in 27 quarters since. The position peaked at $3.9M in Q4 2023. 152 funds tracked by Wall St. Rank hold HDSN as of Q2 2026.

  • Two Sigma Investments held 131,960 shares of Hudson Technologies worth $757K as of Q2 2026.
  • Two Sigma Investments sold 140,965 Hudson Technologies shares in Q2 2026, an estimated $802K.
  • Hudson Technologies made up ﹤0.01% of Two Sigma Investments's portfolio in Q2 2026, its #3832 holding.
  • Two Sigma Investments first reported a position in Hudson Technologies in Q4 2013 and has held it in 27 quarters since.
  • Two Sigma Investments's Hudson Technologies position peaked at $3.9M in Q4 2023.
  • 152 funds tracked by Wall St. Rank held Hudson Technologies as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.