Hudson Bay Capital Management
COST icon

Hudson Bay Capital Management’s Costco COST Stock Holding History

Hudson Bay Capital Management’s Portfolio COST Stock Details COST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-1,500
Closed -$1.48M – 1321
2025
Q2 		$1.48M Sell
1,500
-15,800
-91% -$15.7M 0.01% 872
2025
Q1 		$16.4M Buy
+17,300
New +$16.9M 0.05% 297
2024
Q4 		– Sell
-2,300
Closed -$2.04M – 947
2024
Q3 		$2.04M Buy
+2,300
New +$2M 0.01% 567
2019
Q2 		– Sell
-48,600
Closed -$11.8M – 480
2019
Q1 		$11.8M Buy
+48,600
New +$10.6M 0.15% 134

Other funds holding COST

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
DAM
Diamant Asset Management Ridgefield, Connecticut $147M AUM 25.76% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Hudson Bay Capital Management's COST Position: Q1 2026 in Review

Hudson Bay Capital Management reduced its Costco (COST) stake by 96% in Q1 2026, selling an estimated $188M and leaving 7,255 shares worth $7.23M. The position accounts for 0.02% of the portfolio, ranked #391.

Hudson Bay Capital Management first reported a position in COST in Q1 2017 and has held it in 15 quarters since. The position peaked at $180M in Q2 2023. 4,247 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Hudson Bay Capital Management held 7,255 shares of Costco worth $7.23M as of Q1 2026.
  • Hudson Bay Capital Management sold 192,745 Costco shares in Q1 2026, an estimated $188M.
  • Costco made up 0.02% of Hudson Bay Capital Management's portfolio in Q1 2026, its #391 holding.
  • Hudson Bay Capital Management first reported a position in Costco in Q1 2017 and has held it in 15 quarters since.
  • Hudson Bay Capital Management's Costco position peaked at $180M in Q2 2023.
  • 4,247 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Hudson Bay Capital Management's 13F filing for Q1 2026, filed 13 May 2026.