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Gunpowder Capital Management’s Costco COST Stock Holding History

Gunpowder 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
Q2 		$683K Buy
730
+699
+2,255% +$696K 0.48% 31
2026
Q1 		$30.9K Hold
31
– – 0.02% 176
2025
Q4 		$26.7K Buy
+31
New +$28.1K 0.02% 190

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

Gunpowder Capital Management's COST Position: Q2 2026 in Review

Gunpowder Capital Management increased its Costco (COST) stake by 2,255% in Q2 2026, buying an estimated $696K and bringing the position to 730 shares worth $683K. The position accounts for 0.48% of the portfolio, ranked #31.

Gunpowder Capital Management first reported a position in COST in Q4 2025 and has held it in 3 quarters since. 4,228 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Gunpowder Capital Management held 730 shares of Costco worth $683K as of Q2 2026.
  • Gunpowder Capital Management bought 699 Costco shares in Q2 2026, an estimated $696K.
  • Costco made up 0.48% of Gunpowder Capital Management's portfolio in Q2 2026, its #31 holding.
  • Gunpowder Capital Management first reported a position in Costco in Q4 2025 and has held it in 3 quarters since.
  • 4,228 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Gunpowder Capital Management's 13F filing for Q2 2026, filed 11 Aug 2026.