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COST icon

Luminist Capital’s Costco COST Stock Holding History

Luminist Capital’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 		$114K Buy
+122
New +$122K 0.13% 54
2026
Q1 		– Sell
-119
Closed -$103K – 129
2025
Q4 		$103K Hold
119
– – 0.13% 49
2025
Q3 		$109K Sell
119
-11
-8% -$10.5K 0.09% 83
2025
Q2 		$128K Buy
130
+2
+2% +$1.99K 0.13% 54
2025
Q1 		$122K Buy
128
+11
+9% +$10.7K 0.13% 47
2024
Q4 		$107K Buy
+117
New +$109K 0.19% 43

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

Luminist Capital's COST Position: Q2 2026 in Review

Luminist Capital opened a new position in Costco (COST) in Q2 2026: 122 shares worth $114K. The stake represents 0.13% of the portfolio and ranks #54 among its holdings. This is a return to the name: Luminist Capital previously reported a position in COST as recently as Q4 2025.

Luminist Capital first reported a position in COST in Q4 2024 and has held it in 6 quarters since. The position peaked at $128K in Q2 2025. 4,224 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Luminist Capital held 122 shares of Costco worth $114K as of Q2 2026.
  • Costco was a new Luminist Capital position in Q2 2026.
  • Costco made up 0.13% of Luminist Capital's portfolio in Q2 2026, its #54 holding.
  • Luminist Capital first reported a position in Costco in Q4 2024 and has held it in 6 quarters since.
  • Luminist Capital's Costco position peaked at $128K in Q2 2025.
  • 4,224 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Luminist Capital's 13F filing for Q2 2026, filed 7 Aug 2026.