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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
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 $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

Foster Dykema Cabot & Partners's COST Position: Q1 2026 in Review

Foster Dykema Cabot & Partners reduced its Costco (COST) stake by 0.33% in Q1 2026, selling an estimated $144K and leaving 45,089 shares worth $44.9M. The position accounts for 2.86% of the portfolio, ranked #8.

Foster Dykema Cabot & Partners first reported a position in COST in Q4 2023 and has held it in 10 quarters since. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Foster Dykema Cabot & Partners held 45,089 shares of Costco worth $44.9M as of Q1 2026.
  • Foster Dykema Cabot & Partners sold 148 Costco shares in Q1 2026, an estimated $144K.
  • Costco made up 2.86% of Foster Dykema Cabot & Partners's portfolio in Q1 2026, its #8 holding.
  • Foster Dykema Cabot & Partners first reported a position in Costco in Q4 2023 and has held it in 10 quarters since.
  • 4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Foster Dykema Cabot & Partners's 13F filing for Q1 2026, filed 14 May 2026.