AO
COST icon

Advisor OS’s Costco COST Stock Holding History

Advisor OS’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 		$3.02M Sell
3,225
-101
-3% -$101K 0.2% 82
2026
Q1 		$3.31M Buy
3,326
+130
+4% +$127K 0.24% 70
2025
Q4 		$2.76M Sell
3,196
-17
-0.5% -$15.4K 0.22% 73
2025
Q3 		$2.97M Buy
3,213
+26
+0.8% +$24.9K 0.26% 57
2025
Q2 		$3.16M Buy
3,187
+157
+5% +$156K 0.31% 48
2025
Q1 		$2.87M Buy
3,030
+224
+8% +$218K 0.33% 52
2024
Q4 		$2.57M Buy
2,806
+19
+0.7% +$17.6K 0.3% 61
2024
Q3 		$2.47M Buy
2,787
+155
+6% +$135K 0.25% 77
2024
Q2 		$2.24M Buy
2,632
+86
+3% +$67.1K 0.25% 77
2024
Q1 		$1.87M Buy
2,546
+510
+25% +$364K 0.21% 87
2023
Q4 		$1.34M Buy
2,036
+649
+47% +$385K 0.18% 100
2023
Q3 		$784K Buy
1,387
+238
+21% +$131K 0.12% 157
2023
Q2 		$619K Buy
1,149
+679
+144% +$344K 0.1% 184
2023
Q1 		$234K Sell
470
-138
-23% -$67.7K 0.06% 219
2022
Q4 		$278K Buy
+608
New +$297K 0.07% 182
2020
Q3 		– Sell
-930
Closed -$282K – 112
2020
Q2 		$282K Buy
+930
New +$283K 0.17% 107

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

Advisor OS's COST Position: Q2 2026 in Review

Advisor OS reduced its Costco (COST) stake by 3% in Q2 2026, selling an estimated $101K and leaving 3,225 shares worth $3.02M. The position accounts for 0.2% of the portfolio, ranked #82.

Advisor OS first reported a position in COST in Q2 2020 and has held it in 16 quarters since. The position peaked at $3.31M in Q1 2026. 4,238 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Advisor OS held 3,225 shares of Costco worth $3.02M as of Q2 2026.
  • Advisor OS sold 101 Costco shares in Q2 2026, an estimated $101K.
  • Costco made up 0.2% of Advisor OS's portfolio in Q2 2026, its #82 holding.
  • Advisor OS first reported a position in Costco in Q2 2020 and has held it in 16 quarters since.
  • Advisor OS's Costco position peaked at $3.31M in Q1 2026.
  • 4,238 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Advisor OS's 13F filing for Q2 2026, filed 5 Aug 2026.