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Aquatic Capital Management’s Costco COST Stock Holding History

Aquatic 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
2026
Q1 		$15.3M Sell
15,393
-12,245
-44% -$11.9M 0.44% 44
2025
Q4 		$23.8M Sell
27,638
-29,140
-51% -$26.4M 0.68% 25
2025
Q3 		$52.6M Buy
+56,778
New +$54.4M 0.98% 9
2025
Q2 		– Sell
-70,343
Closed -$66.5M – 1282
2025
Q1 		$66.5M Buy
+70,343
New +$68.6M 1.69% 1
2024
Q4 		– Sell
-35,480
Closed -$31.5M – 1378
2024
Q3 		$31.5M Buy
35,480
+32,640
+1,149% +$28.3M 0.82% 19
2024
Q2 		$2.41M Sell
2,840
-69,960
-96% -$54.6M 0.09% 230
2024
Q1 		$53.3M Sell
72,800
-24,800
-25% -$17.7M 1.74% 5
2023
Q4 		$64.4M Buy
97,600
+30,440
+45% +$18M 1.64% 6
2023
Q3 		$37.9M Sell
67,160
-3,140
-4% -$1.73M 1.58% 6
2023
Q2 		$37.8M Buy
+70,300
New +$35.6M 2.05% 1
2023
Q1 		– Sell
-36,000
Closed -$16.4M – 1337
2022
Q4 		$16.4M Buy
36,000
+7,000
+24% +$3.42M 1.2% 6
2022
Q3 		$13.7M Buy
29,000
+25,500
+729% +$13.3M 1.33% 1
2022
Q2 		$1.68M Buy
+3,500
New +$1.78M 0.55% 36

Other funds holding COST

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 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 $137B AUM 18.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Aquatic Capital Management's COST Position: Q1 2026 in Review

Aquatic Capital Management reduced its Costco (COST) stake by 44% in Q1 2026, selling an estimated $11.9M and leaving 15,393 shares worth $15.3M. The position accounts for 0.44% of the portfolio, ranked #44.

Aquatic Capital Management first reported a position in COST in Q2 2022 and has held it in 13 quarters since. The position peaked at $66.5M in Q1 2025. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Aquatic Capital Management held 15,393 shares of Costco worth $15.3M as of Q1 2026.
  • Aquatic Capital Management sold 12,245 Costco shares in Q1 2026, an estimated $11.9M.
  • Costco made up 0.44% of Aquatic Capital Management's portfolio in Q1 2026, its #44 holding.
  • Aquatic Capital Management first reported a position in Costco in Q2 2022 and has held it in 13 quarters since.
  • Aquatic Capital Management's Costco position peaked at $66.5M in Q1 2025.
  • 4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Aquatic Capital Management's 13F filing for Q1 2026, filed 15 May 2026.