CastleKeep Investment Advisors
COST icon

CastleKeep Investment Advisors’s Costco COST Stock Holding History

CastleKeep Investment Advisors’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 		$1.1M Buy
1,107
+91
+9% +$88.7K 0.6% 38
2025
Q4 		$876K Buy
+1,016
New +$921K 0.4% 73

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

CastleKeep Investment Advisors's COST Position: Q1 2026 in Review

CastleKeep Investment Advisors increased its Costco (COST) stake by 9% in Q1 2026, buying an estimated $88.7K and bringing the position to 1,107 shares worth $1.1M. The position accounts for 0.6% of the portfolio, ranked #38.

CastleKeep Investment Advisors first reported a position in COST in Q4 2025 and has held it in 2 quarters since. 4,236 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • CastleKeep Investment Advisors held 1,107 shares of Costco worth $1.1M as of Q1 2026.
  • CastleKeep Investment Advisors bought 91 Costco shares in Q1 2026, an estimated $88.7K.
  • Costco made up 0.6% of CastleKeep Investment Advisors's portfolio in Q1 2026, its #38 holding.
  • CastleKeep Investment Advisors first reported a position in Costco in Q4 2025 and has held it in 2 quarters since.
  • 4,236 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on CastleKeep Investment Advisors's 13F filing for Q1 2026, filed 11 May 2026.