Hudson Bay Capital Management
ECL icon

Hudson Bay Capital Management’s Ecolab ECL Stock Holding History

Hudson Bay Capital Management’s Portfolio ECL Stock Details ECL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$10.8M Buy
38,797
+28,675
+283% +$7.55M 0.03% 347
2026
Q1 		$2.69M Buy
10,122
+2,046
+25% +$577K 0.01% 684
2025
Q4 		$2.12M Sell
8,076
-18,272
-69% -$4.87M 0.01% 705
2025
Q3 		$7.22M Sell
26,348
-2,683
-9% -$729K 0.02% 443
2025
Q2 		$7.82M Buy
+29,031
New +$7.38M 0.03% 419
2024
Q4 		– Sell
-15,000
Closed -$3.83M – 971
2024
Q3 		$3.83M Buy
+15,000
New +$3.67M 0.02% 473
2017
Q1 		– Sell
-2,811
Closed -$330K – 828
2016
Q4 		$330K Buy
+2,811
New +$329K 0.01% 568

Other funds holding ECL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Gates Foundation Trust
Gates Foundation Trust Kirkland, Washington $34.4B AUM 26.34% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

Hudson Bay Capital Management's ECL Position: Q2 2026 in Review

Hudson Bay Capital Management increased its Ecolab (ECL) stake by 283% in Q2 2026, buying an estimated $7.55M and bringing the position to 38,797 shares worth $10.8M. The position accounts for 0.03% of the portfolio, ranked #347.

Hudson Bay Capital Management first reported a position in ECL in Q4 2016 and has held it in 7 quarters since. 1,715 funds tracked by Wall St. Rank hold ECL as of Q2 2026.

  • Hudson Bay Capital Management held 38,797 shares of Ecolab worth $10.8M as of Q2 2026.
  • Hudson Bay Capital Management bought 28,675 Ecolab shares in Q2 2026, an estimated $7.55M.
  • Ecolab made up 0.03% of Hudson Bay Capital Management's portfolio in Q2 2026, its #347 holding.
  • Hudson Bay Capital Management first reported a position in Ecolab in Q4 2016 and has held it in 7 quarters since.
  • 1,715 funds tracked by Wall St. Rank held Ecolab as of Q2 2026.

Based on Hudson Bay Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.