GC
HDSN

Grizzlyrock Capital’s Hudson Technologies HDSN Stock Holding History

Grizzlyrock 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
Q2 		– Sell
-434,716
Closed -$2.68M – 27
2025
Q1 		$2.68M Buy
434,716
+52,517
+14% +$309K 2.43% 13
2024
Q4 		$2.13M Sell
382,199
-121,396
-24% -$800K 2.23% 13
2024
Q3 		$4.2M Buy
+503,595
New +$4.17M 3.62% 13

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
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Grizzlyrock Capital's HDSN Position: Q2 2025 in Review

Grizzlyrock Capital sold out of Hudson Technologies (HDSN) in Q2 2025, closing a stake of 434,716 shares — an estimated $2.68M sold.

Grizzlyrock Capital first reported a position in HDSN in Q3 2024 and held it in 3 quarters. The position peaked at $4.2M in Q3 2024. 148 funds tracked by Wall St. Rank hold HDSN as of Q2 2025.

  • Grizzlyrock Capital reported no remaining Hudson Technologies position as of Q2 2025 after selling out during the quarter.
  • Grizzlyrock Capital sold 434,716 Hudson Technologies shares in Q2 2025, an estimated $2.68M.
  • Grizzlyrock Capital first reported a position in Hudson Technologies in Q3 2024 and held it in 3 quarters.
  • Grizzlyrock Capital's Hudson Technologies position peaked at $4.2M in Q3 2024.
  • 148 funds tracked by Wall St. Rank held Hudson Technologies as of Q2 2025.

Based on Grizzlyrock Capital's 13F filing for Q2 2025, filed 14 Aug 2025.