DS
HDSN

David Shaw’s Hudson Technologies HDSN Stock Holding History

David Shaw’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 		$2.35M Buy
409,591
+50,909
+14% +$290K ﹤0.01% 3064
2026
Q1 		$2.11M Sell
358,682
-224,098
-38% -$1.54M ﹤0.01% 2875
2025
Q4 		$3.99M Sell
582,780
-239,029
-29% -$1.88M ﹤0.01% 2492
2025
Q3 		$8.16M Buy
821,809
+30,146
+4% +$283K ﹤0.01% 1837
2025
Q2 		$6.43M Sell
791,663
-499,562
-39% -$3.43M ﹤0.01% 1834
2025
Q1 		$7.97M Sell
1,291,225
-54,328
-4% -$319K 0.01% 1559
2024
Q4 		$7.51M Buy
1,345,553
+993,833
+283% +$6.55M 0.01% 1684
2024
Q3 		$2.93M Buy
351,720
+74,857
+27% +$619K ﹤0.01% 2396
2024
Q2 		$2.43M Buy
276,863
+234,975
+561% +$2.28M ﹤0.01% 2483
2024
Q1 		$461K Sell
41,888
-35,083
-46% -$457K ﹤0.01% 3523
2023
Q4 		$1.04M Buy
76,971
+58,324
+313% +$753K ﹤0.01% 3109
2023
Q3 		$248K Buy
+18,647
New +$201K ﹤0.01% 3694
2023
Q1 		– Sell
-17,802
Closed -$180K – 4614
2022
Q4 		$180K Buy
+17,802
New +$174K ﹤0.01% 4271
2019
Q3 		– Sell
-143,615
Closed -$123K – 3888
2019
Q2 		$123K Buy
+143,615
New +$228K ﹤0.01% 3530
2018
Q1 		– Sell
-11,953
Closed -$73K – 3602
2017
Q4 		$73K Sell
11,953
-3,931
-25% -$23.9K ﹤0.01% 3514
2017
Q3 		$124K Buy
+15,884
New +$138K ﹤0.01% 3354

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

David Shaw's HDSN Position: Q2 2026 in Review

David Shaw increased its Hudson Technologies (HDSN) stake by 14% in Q2 2026, buying an estimated $290K and bringing the position to 409,591 shares worth $2.35M. The position accounts for ﹤0.01% of the portfolio, ranked #3064.

David Shaw first reported a position in HDSN in Q3 2017 and has held it in 16 quarters since. The position peaked at $8.16M in Q3 2025. 152 funds tracked by Wall St. Rank hold HDSN as of Q2 2026.

  • David Shaw held 409,591 shares of Hudson Technologies worth $2.35M as of Q2 2026.
  • David Shaw bought 50,909 Hudson Technologies shares in Q2 2026, an estimated $290K.
  • Hudson Technologies made up ﹤0.01% of David Shaw's portfolio in Q2 2026, its #3064 holding.
  • David Shaw first reported a position in Hudson Technologies in Q3 2017 and has held it in 16 quarters since.
  • David Shaw's Hudson Technologies position peaked at $8.16M in Q3 2025.
  • 152 funds tracked by Wall St. Rank held Hudson Technologies as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.