GSAM
COST icon

Grant Street Asset Management’s Costco COST Stock Holding History

Grant Street Asset 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
Q1 		$305K Sell
306
-33
-10% -$32.2K 0.06% 73
2025
Q4 		$292K Buy
339
+47
+16% +$42.6K 0.06% 68
2025
Q3 		$270K Hold
292
– – 0.06% 70
2025
Q2 		$289K Buy
292
+66
+29% +$65.6K 0.07% 67
2025
Q1 		$214K Hold
226
– – 0.05% 74
2024
Q4 		$207K Hold
226
– – 0.05% 74
2024
Q3 		$200K Buy
+226
New +$196K 0.06% 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

Grant Street Asset Management's COST Position: Q1 2026 in Review

Grant Street Asset Management reduced its Costco (COST) stake by 9.7% in Q1 2026, selling an estimated $32.2K and leaving 306 shares worth $305K. The position accounts for 0.06% of the portfolio, ranked #73.

Grant Street Asset Management first reported a position in COST in Q3 2024 and has held it in 7 quarters since. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Grant Street Asset Management held 306 shares of Costco worth $305K as of Q1 2026.
  • Grant Street Asset Management sold 33 Costco shares in Q1 2026, an estimated $32.2K.
  • Costco made up 0.06% of Grant Street Asset Management's portfolio in Q1 2026, its #73 holding.
  • Grant Street Asset Management first reported a position in Costco in Q3 2024 and has held it in 7 quarters since.
  • 4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Grant Street Asset Management's 13F filing for Q1 2026, filed 7 May 2026.