N
COST icon

Numerai’s Costco COST Stock Holding History

Numerai’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 		$6.23M Sell
6,664
-239
-3% -$238K 0.51% 15
2026
Q1 		$6.88M Sell
6,903
-2,325
-25% -$2.27M 0.69% 3
2025
Q4 		$7.96M Sell
9,228
-3,491
-27% -$3.16M 0.96% 6
2025
Q3 		$11.8M Buy
12,719
+6,662
+110% +$6.39M 1.66% 1
2025
Q2 		$6M Buy
+6,057
New +$6.02M 0.86% 20
2024
Q1 		– Sell
-1,646
Closed -$1.09M – 265
2023
Q4 		$1.09M Buy
+1,646
New +$976K 0.38% 81

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 $3.38T AUM 44.17% 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

Numerai's COST Position: Q2 2026 in Review

Numerai reduced its Costco (COST) stake by 3.5% in Q2 2026, selling an estimated $238K and leaving 6,664 shares worth $6.23M. The position accounts for 0.51% of the portfolio, ranked #15.

Numerai first reported a position in COST in Q4 2023 and has held it in 6 quarters since. The position peaked at $11.8M in Q3 2025. 4,260 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Numerai held 6,664 shares of Costco worth $6.23M as of Q2 2026.
  • Numerai sold 239 Costco shares in Q2 2026, an estimated $238K.
  • Costco made up 0.51% of Numerai's portfolio in Q2 2026, its #15 holding.
  • Numerai first reported a position in Costco in Q4 2023 and has held it in 6 quarters since.
  • Numerai's Costco position peaked at $11.8M in Q3 2025.
  • 4,260 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Numerai's 13F filing for Q2 2026, filed 14 Aug 2026.