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Maven Securities’s Costco COST Stock Holding History

Maven Securities’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 		$28.5M Sell
30,500
-10,200
-25% -$10.2M 0.56% 36
2026
Q1 		$40.6M Buy
+40,700
New +$39.7M 0.78% 29
2025
Q3 		– Sell
-1,932
Closed -$1.91M – 526
2025
Q2 		$1.91M Sell
1,932
-1,367
-41% -$1.36M 0.05% 324
2025
Q1 		$3.12M Buy
3,299
+2,057
+166% +$2.01M 0.1% 196
2024
Q4 		$1.14M Sell
1,242
-1,760
-59% -$1.63M 0.03% 398
2024
Q3 		$2.66M Sell
3,002
-3,178
-51% -$2.76M 0.05% 294
2024
Q2 		$5.25M Sell
6,180
-910
-13% -$710K 0.12% 184
2024
Q1 		$5.19M Sell
7,090
-1,387
-16% -$990K 0.31% 38
2023
Q4 		$5.6M Buy
8,477
+7,041
+490% +$4.17M 0.12% 129
2023
Q3 		$811K Buy
1,436
+1,001
+230% +$553K 0.01% 684
2023
Q2 		$234K Buy
+435
New +$220K ﹤0.01% 790
2023
Q1 		– Sell
-450
Closed -$221K – 940
2022
Q4 		$205K Sell
450
-8,103
-95% -$3.96M ﹤0.01% 777
2022
Q3 		$4.04M Buy
+8,553
New +$4.45M 0.07% 154
2022
Q2 		– Sell
-576
Closed -$292K – 924
2022
Q1 		$332K Buy
+576
New +$302K 0.01% 669
2021
Q4 		– Sell
-1,070
Closed -$548K – 885
2021
Q3 		$481K Sell
1,070
-239
-18% -$105K 0.02% 664
2021
Q2 		$518K Buy
+1,309
New +$495K 0.02% 629
2021
Q1 		– Sell
-1,303
Closed -$454K – 1185
2020
Q4 		$491K Buy
+1,303
New +$487K 0.05% 362
2020
Q3 		– Sell
-884
Closed -$297K – 627
2020
Q2 		$267K Sell
884
-3,118
-78% -$949K 0.02% 438
2020
Q1 		$1.14M Buy
4,002
+3,264
+442% +$990K 0.14% 104
2019
Q4 		$216K Sell
738
-12
-2% -$3.57K 0.02% 337
2019
Q3 		$216K Buy
+750
New +$211K 0.07% 175

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

Maven Securities's COST Position: Q2 2026 in Review

Maven Securities reduced its Costco (COST) stake by 25% in Q2 2026, selling an estimated $10.2M and leaving 30,500 shares worth $28.5M. The position accounts for 0.56% of the portfolio, ranked #36.

Maven Securities first reported a position in COST in Q3 2019 and has held it in 21 quarters since. The position peaked at $40.6M in Q1 2026. 4,238 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Maven Securities held 30,500 shares of Costco worth $28.5M as of Q2 2026.
  • Maven Securities sold 10,200 Costco shares in Q2 2026, an estimated $10.2M.
  • Costco made up 0.56% of Maven Securities's portfolio in Q2 2026, its #36 holding.
  • Maven Securities first reported a position in Costco in Q3 2019 and has held it in 21 quarters since.
  • Maven Securities's Costco position peaked at $40.6M in Q1 2026.
  • 4,238 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Maven Securities's 13F filing for Q2 2026, filed 14 Aug 2026.