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Summit Trail Advisors’s Costco COST Stock Holding History

Summit Trail 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 		$19.6M Buy
19,686
+3,941
+25% +$3.84M 0.28% 45
2025
Q4 		$13.6M Sell
15,745
-1,712
-10% -$1.55M 0.23% 58
2025
Q3 		$16.2M Buy
17,457
+1,470
+9% +$1.41M 0.22% 55
2025
Q2 		$15.8M Buy
15,987
+2,278
+17% +$2.26M 0.27% 44
2025
Q1 		$13M Buy
13,709
+4,339
+46% +$4.23M 0.43% 24
2024
Q4 		$8.59M Buy
9,370
+2,797
+43% +$2.6M 0.32% 32
2024
Q3 		$5.83M Buy
6,573
+208
+3% +$181K 0.14% 68
2024
Q2 		$5.41M Buy
6,365
+66
+1% +$51.5K 0.14% 63
2024
Q1 		$4.62M Buy
6,299
+277
+5% +$198K 0.12% 65
2023
Q4 		$4.07M Sell
6,022
-242
-4% -$143K 0.13% 61
2023
Q3 		$3.54M Buy
6,264
+552
+10% +$305K 0.13% 62
2023
Q2 		$3.08M Buy
5,712
+1,592
+39% +$806K 0.12% 72
2023
Q1 		$2.05M Buy
4,120
+364
+10% +$179K 0.08% 83
2022
Q4 		$1.71M Sell
3,756
-48
-1% -$23.5K 0.08% 88
2022
Q3 		$1.8M Sell
3,804
-71
-2% -$36.9K 0.1% 74
2022
Q2 		$1.86M Buy
3,875
+2,967
+327% +$1.51M 0.11% 82
2022
Q1 		$523K Buy
908
+257
+39% +$135K 0.04% 163
2021
Q4 		$370K Buy
651
+157
+32% +$80.4K 0.02% 198
2021
Q3 		$222K Buy
+494
New +$217K 0.02% 237
2020
Q4 		– Sell
-910
Closed -$342K – 210
2020
Q3 		$342K Buy
+910
New +$306K 0.07% 135
2018
Q4 		– Sell
-1,459
Closed -$343K – 148
2018
Q3 		$343K Buy
1,459
+1,235
+551% +$278K 0.08% 136
2018
Q2 		$47K Sell
224
-2,197
-91% -$434K 0.02% 308
2018
Q1 		$373K Buy
2,421
+108
+5% +$20.4K 0.06% 241
2017
Q4 		$444K Buy
+2,313
New +$399K 0.06% 246

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

Summit Trail Advisors's COST Position: Q1 2026 in Review

Summit Trail Advisors increased its Costco (COST) stake by 25% in Q1 2026, buying an estimated $3.84M and bringing the position to 19,686 shares worth $19.6M. The position accounts for 0.28% of the portfolio, ranked #45.

Summit Trail Advisors first reported a position in COST in Q4 2017 and has held it in 24 quarters since. 4,236 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Summit Trail Advisors held 19,686 shares of Costco worth $19.6M as of Q1 2026.
  • Summit Trail Advisors bought 3,941 Costco shares in Q1 2026, an estimated $3.84M.
  • Costco made up 0.28% of Summit Trail Advisors's portfolio in Q1 2026, its #45 holding.
  • Summit Trail Advisors first reported a position in Costco in Q4 2017 and has held it in 24 quarters since.
  • 4,236 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Summit Trail Advisors's 13F filing for Q1 2026, filed 12 May 2026.