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Foster Dykema Cabot & Partners’s Costco COST Stock Holding History

Foster Dykema Cabot & Partners’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 		$42M Sell
44,950
-139
-0.3% -$138K 2.44% 9
2026
Q1 		$44.9M Sell
45,089
-148
-0.3% -$144K 2.86% 8
2025
Q4 		$39M Buy
45,237
+3,036
+7% +$2.75M 2.4% 10
2025
Q3 		$39.1M Buy
42,201
+289
+0.7% +$277K 2.56% 9
2025
Q2 		$41.5M Sell
41,912
-193
-0.5% -$192K 2.92% 8
2025
Q1 		$39.8M Buy
42,105
+171
+0.4% +$167K 3.2% 7
2024
Q4 		$38.4M Buy
41,934
+309
+0.7% +$287K 2.99% 7
2024
Q3 		$36.9M Sell
41,625
-60
-0.1% -$52.1K 3.1% 8
2024
Q2 		$35.4M Buy
41,685
+100
+0.2% +$78K 3.17% 8
2024
Q1 		$30.5M Buy
41,585
+196
+0.5% +$140K 2.84% 8
2023
Q4 		$27.9M Buy
+41,389
New +$24.5M 2.96% 8

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

Foster Dykema Cabot & Partners's COST Position: Q2 2026 in Review

Foster Dykema Cabot & Partners reduced its Costco (COST) stake by 0.31% in Q2 2026, selling an estimated $138K and leaving 44,950 shares worth $42M. The position accounts for 2.44% of the portfolio, ranked #9.

Foster Dykema Cabot & Partners first reported a position in COST in Q4 2023 and has held it in 11 quarters since. The position peaked at $44.9M in Q1 2026. 4,240 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Foster Dykema Cabot & Partners held 44,950 shares of Costco worth $42M as of Q2 2026.
  • Foster Dykema Cabot & Partners sold 139 Costco shares in Q2 2026, an estimated $138K.
  • Costco made up 2.44% of Foster Dykema Cabot & Partners's portfolio in Q2 2026, its #9 holding.
  • Foster Dykema Cabot & Partners first reported a position in Costco in Q4 2023 and has held it in 11 quarters since.
  • Foster Dykema Cabot & Partners's Costco position peaked at $44.9M in Q1 2026.
  • 4,240 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Foster Dykema Cabot & Partners's 13F filing for Q2 2026, filed 11 Aug 2026.