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Entropy Technologies’s Costco COST Stock Holding History

Entropy Technologies’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
Q2 		$7.41M Sell
7,925
-9,860
-55% -$9.82M 0.3% 92
2026
Q1 		$17.7M Buy
17,785
+1,987
+13% +$1.94M 0.82% 3
2025
Q4 		$13.6M Buy
15,798
+9,688
+159% +$8.78M 0.74% 25
2025
Q3 		$5.66M Sell
6,110
-4,576
-43% -$4.39M 0.42% 55
2025
Q2 		$10.6M Buy
+10,686
New +$10.6M 0.84% 14
2024
Q3 		– Sell
-11,734
Closed -$9.97M – 762
2024
Q2 		$9.97M Buy
+11,734
New +$9.16M 1.08% 5

Other funds holding COST

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Entropy Technologies's COST Position: Q2 2026 in Review

Entropy Technologies reduced its Costco (COST) stake by 55% in Q2 2026, selling an estimated $9.82M and leaving 7,925 shares worth $7.41M. The position accounts for 0.3% of the portfolio, ranked #92.

Entropy Technologies first reported a position in COST in Q2 2024 and has held it in 6 quarters since. The position peaked at $17.7M in Q1 2026. 4,247 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Entropy Technologies held 7,925 shares of Costco worth $7.41M as of Q2 2026.
  • Entropy Technologies sold 9,860 Costco shares in Q2 2026, an estimated $9.82M.
  • Costco made up 0.3% of Entropy Technologies's portfolio in Q2 2026, its #92 holding.
  • Entropy Technologies first reported a position in Costco in Q2 2024 and has held it in 6 quarters since.
  • Entropy Technologies's Costco position peaked at $17.7M in Q1 2026.
  • 4,247 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Entropy Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.