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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
2025
Q3 		– Sell
-8,100
Closed -$8.02M – 525
2025
Q2 		$8.02M Buy
8,100
+7,500
+1,250% +$7.45M 0.19% 126
2025
Q1 		$567K Hold
600
– – 0.02% 562
2024
Q4 		$550K Sell
600
-600
-50% -$557K 0.01% 556
2024
Q3 		$1.06M Sell
1,200
-6,300
-84% -$5.47M 0.02% 478
2024
Q2 		$6.37M Buy
+7,500
New +$5.85M 0.14% 149
2024
Q1 		– Sell
-4,800
Closed -$3.17M – 479
2023
Q4 		$3.17M Buy
4,800
+2,600
+118% +$1.54M 0.07% 219
2023
Q3 		$1.24M Buy
2,200
+1,000
+83% +$552K 0.01% 551
2023
Q2 		$647K Sell
1,200
-2,000
-63% -$1.01M 0.01% 554
2023
Q1 		$1.59M Sell
3,200
-800
-20% -$392K 0.03% 350
2022
Q4 		$1.83M Sell
4,000
-10,700
-73% -$5.23M 0.04% 273
2022
Q3 		$6.94M Sell
14,700
-18,600
-56% -$9.67M 0.13% 86
2022
Q2 		$16M Buy
33,300
+30,000
+909% +$15.2M 0.49% 28
2022
Q1 		$1.9M Buy
3,300
+2,600
+371% +$1.36M 0.07% 197
2021
Q4 		$397K Sell
700
-1,000
-59% -$512K 0.01% 612
2021
Q3 		$764K Buy
+1,700
New +$747K 0.02% 533
2021
Q2 		– Sell
-1,400
Closed -$493K – 1101
2021
Q1 		$493K Buy
+1,400
New +$487K 0.02% 677
2020
Q4 		– Sell
-4,800
Closed -$1.7M – 612
2020
Q3 		$1.7M Buy
4,800
+3,000
+167% +$1.01M 0.14% 146
2020
Q2 		$545K Buy
+1,800
New +$548K 0.04% 294
2020
Q1 		– Sell
-1,500
Closed -$439K – 334
2019
Q4 		$439K Buy
1,500
+500
+50% +$149K 0.04% 269
2019
Q3 		$288K Buy
+1,000
New +$281K 0.09% 163

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

Maven Securities's COST Position: Q1 2026 in Review

Maven Securities opened a new position in Costco (COST) in Q1 2026: 40,700 shares worth $40.6M. The stake represents 0.78% of the portfolio and ranks #29 among its holdings. This is a return to the name: Maven Securities previously reported a position in COST as recently as Q2 2025.

Maven Securities first reported a position in COST in Q3 2019 and has held it in 20 quarters since. 4,235 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Maven Securities held 40,700 shares of Costco worth $40.6M as of Q1 2026.
  • Costco was a new Maven Securities position in Q1 2026.
  • Costco made up 0.78% of Maven Securities's portfolio in Q1 2026, its #29 holding.
  • Maven Securities first reported a position in Costco in Q3 2019 and has held it in 20 quarters since.
  • 4,235 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Maven Securities's 13F filing for Q1 2026, filed 15 May 2026.