BFM
HDSN

Boothbay Fund Management’s Hudson Technologies HDSN Stock Holding History

Boothbay Fund Management’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
Q4 		– Sell
-57,030
Closed -$566K – 2113
2025
Q3 		$566K Buy
+57,030
New +$535K 0.01% 1087
2025
Q1 		– Sell
-19,402
Closed -$108K – 1556
2024
Q4 		$108K Buy
+19,402
New +$128K ﹤0.01% 1279
2023
Q2 		– Sell
-11,458
Closed -$100K – 2002
2023
Q1 		$100K Buy
+11,458
New +$111K ﹤0.01% 1937
2017
Q4 		– Sell
-18,404
Closed -$144K – 748
2017
Q3 		$144K Buy
+18,404
New +$159K 0.02% 536
2016
Q3 		– Sell
-12,532
Closed -$45K – 751
2016
Q2 		$45K Sell
12,532
-7,990
-39% -$27.3K 0.02% 489
2016
Q1 		$67K Sell
20,522
-20,523
-50% -$64.7K 0.05% 275
2015
Q4 		$122K Sell
41,045
-2,387
-5% -$7.38K 0.05% 492
2015
Q3 		$129K Buy
43,432
+19,884
+84% +$62.5K 0.06% 380
2015
Q2 		$82K Buy
23,548
+7,180
+44% +$28.6K 0.03% 378
2015
Q1 		$68K Sell
16,368
-7,272
-31% -$27.7K 0.04% 306
2014
Q4 		$89K Buy
+23,640
New +$87.2K 0.07% 301

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
WCM
Westerly Capital Management San Francisco, California $368M AUM 42.67% 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
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
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

Boothbay Fund Management's HDSN Position: Q4 2025 in Review

Boothbay Fund Management sold out of Hudson Technologies (HDSN) in Q4 2025, closing a stake of 57,030 shares — an estimated $566K sold.

Boothbay Fund Management first reported a position in HDSN in Q4 2014 and held it in 11 quarters. The position peaked at $566K in Q3 2025. 168 funds tracked by Wall St. Rank hold HDSN as of Q4 2025.

  • Boothbay Fund Management reported no remaining Hudson Technologies position as of Q4 2025 after selling out during the quarter.
  • Boothbay Fund Management sold 57,030 Hudson Technologies shares in Q4 2025, an estimated $566K.
  • Boothbay Fund Management first reported a position in Hudson Technologies in Q4 2014 and held it in 11 quarters.
  • Boothbay Fund Management's Hudson Technologies position peaked at $566K in Q3 2025.
  • 168 funds tracked by Wall St. Rank held Hudson Technologies as of Q4 2025.

Based on Boothbay Fund Management's 13F filing for Q4 2025, filed 17 Feb 2026.