RC
HDSN

RBF Capital’s Hudson Technologies HDSN Stock Holding History

RBF Capital’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
2025
Q3 		– Sell
-15,193
Closed -$123K – 595
2025
Q2 		$123K Sell
15,193
-22,509
-60% -$154K 0.01% 559
2025
Q1 		$233K Buy
+37,702
New +$222K 0.01% 493
2019
Q1 		– Sell
-51,720
Closed -$46K – 404
2018
Q4 		$46K Sell
51,720
-14,300
-22% -$15.7K 0.01% 388
2018
Q3 		$85K Hold
66,020
– – 0.01% 380
2018
Q2 		$136K Buy
+66,020
New +$214K 0.02% 348

Other funds holding HDSN

HP
Hartree Partners New York $467M AUM 66.71% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
WCM
Westerly Capital Management San Francisco, California $368M AUM 42.67% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
NSCM
New South Capital Management Memphis, Tennessee $2.09B AUM 33.67% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

RBF Capital's HDSN Position: Q3 2025 in Review

RBF Capital sold out of Hudson Technologies (HDSN) in Q3 2025, closing a stake of 15,193 shares — an estimated $123K sold.

RBF Capital first reported a position in HDSN in Q2 2018 and held it in 5 quarters. The position peaked at $233K in Q1 2025. 170 funds tracked by Wall St. Rank hold HDSN as of Q3 2025.

  • RBF Capital reported no remaining Hudson Technologies position as of Q3 2025 after selling out during the quarter.
  • RBF Capital sold 15,193 Hudson Technologies shares in Q3 2025, an estimated $123K.
  • RBF Capital first reported a position in Hudson Technologies in Q2 2018 and held it in 5 quarters.
  • RBF Capital's Hudson Technologies position peaked at $233K in Q1 2025.
  • 170 funds tracked by Wall St. Rank held Hudson Technologies as of Q3 2025.

Based on RBF Capital's 13F filing for Q3 2025, filed 14 Nov 2025.