Group One Trading
COST icon

Group One Trading’s Costco COST Stock Holding History

Group One Trading’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 		$34.6M Sell
37,000
-400
-1% -$399K 0.05% 344
2026
Q1 		$37.3M Buy
37,400
+6,900
+23% +$6.72M 0.07% 263
2025
Q4 		$26.3M Buy
30,500
+12,200
+67% +$11.1M 0.05% 403
2025
Q3 		$16.9M Sell
18,300
-23,800
-57% -$22.8M 0.03% 577
2025
Q2 		$41.7M Buy
42,100
+36,400
+639% +$36.2M 0.09% 193
2025
Q1 		$5.39M Sell
5,700
-62,500
-92% -$60.9M 0.02% 1006
2024
Q4 		$62.5M Buy
68,200
+23,800
+54% +$22.1M 0.14% 99
2024
Q3 		$39.4M Buy
44,400
+2,200
+5% +$1.91M 0.11% 129
2024
Q2 		$35.9M Sell
42,200
-57,500
-58% -$44.9M 0.14% 108
2024
Q1 		$73M Sell
99,700
-1,000
-1% -$714K 0.28% 41
2023
Q4 		$66.5M Buy
100,700
+90,100
+850% +$53.4M 0.17% 69
2023
Q3 		$5.99M Sell
10,600
-700
-6% -$386K 0.02% 833
2023
Q2 		$6.08M Sell
11,300
-5,900
-34% -$2.99M 0.02% 821
2023
Q1 		$8.55M Sell
17,200
-92,800
-84% -$45.5M 0.03% 561
2022
Q4 		$50.2M Buy
110,000
+11,000
+11% +$5.38M 0.12% 141
2022
Q3 		$46.8M Sell
99,000
-3,100
-3% -$1.61M 0.09% 140
2022
Q2 		$48.9M Sell
102,100
-4,400
-4% -$2.23M 0.08% 203
2022
Q1 		$61.3M Sell
106,500
-42,700
-29% -$22.4M 0.06% 208
2021
Q4 		$84.7M Buy
149,200
+3,700
+3% +$1.9M 0.07% 184
2021
Q3 		$65.4M Buy
145,500
+35,400
+32% +$15.6M 0.07% 208
2021
Q2 		$43.6M Sell
110,100
-32,100
-23% -$12.1M 0.05% 292
2021
Q1 		$50.1M Buy
142,200
+1,300
+0.9% +$453K 0.07% 216
2020
Q4 		$53.1M Buy
140,900
+46,300
+49% +$17.3M 0.09% 176
2020
Q3 		$33.6M Buy
94,600
+65,300
+223% +$21.9M 0.11% 154
2020
Q2 		$8.88M Sell
29,300
-700
-2% -$213K 0.04% 503
2020
Q1 		$8.55M Sell
30,000
-700
-2% -$212K 0.07% 314
2019
Q4 		$9.02M Sell
30,700
-12,300
-29% -$3.66M 0.06% 394
2019
Q3 		$12.4M Buy
43,000
+33,200
+339% +$9.34M 0.1% 212
2019
Q2 		$2.59M Buy
+9,800
New +$2.44M 0.02% 899

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

Group One Trading's COST Position: Q2 2026 in Review

Group One Trading opened a new position in Costco (COST) in Q2 2026: 2,782 shares worth $2.6M. The stake represents ﹤0.01% of the portfolio and ranks #1984 among its holdings. This is a return to the name: Group One Trading previously reported a position in COST as recently as Q4 2025.

Group One Trading first reported a position in COST in Q3 2013 and has held it in 25 quarters since. The position peaked at $34.1M in Q1 2021. 4,242 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Group One Trading held 2,782 shares of Costco worth $2.6M as of Q2 2026.
  • Costco was a new Group One Trading position in Q2 2026.
  • Costco made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #1984 holding.
  • Group One Trading first reported a position in Costco in Q3 2013 and has held it in 25 quarters since.
  • Group One Trading's Costco position peaked at $34.1M in Q1 2021.
  • 4,242 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.