Clear Street’s Costco COST Stock Holding History

Clear Street’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	$4.78M	Sell	4,480 -10,931	-71%	-$10.7M	0.02%	128
2025 Q4	$13.3M	Buy	15,411 +7,931	+106%	+$7.19M	0.05%	82
2025 Q3	$6.92M	Buy	+7,480	New	+$7.17M	0.02%	96
2023 Q3	–	Sell	-30,000	Closed	-$16.2M	–	1156
2023 Q2	$16.2M	Buy	+30,000	New	+$15.2M	0.16%	92
2022 Q4	–	Sell	-78,042	Closed	-$36.9M	–	1082
2022 Q3	$36.9M	Buy	+78,042	New	+$40.6M	0.86%	18

Other funds holding COST

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

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 Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Clear Street's COST Position: Q1 2026 in Review

Clear Street reduced its Costco (COST) stake by 71% in Q1 2026, selling an estimated $10.7M and leaving 4,480 shares worth $4.78M. The position accounts for 0.02% of the portfolio, ranked #128.

Clear Street first reported a position in COST in Q3 2022 and has held it in 5 quarters since. The position peaked at $36.9M in Q3 2022. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

Clear Street held 4,480 shares of Costco worth $4.78M as of Q1 2026.
Clear Street sold 10,931 Costco shares in Q1 2026, an estimated $10.7M.
Costco made up 0.02% of Clear Street's portfolio in Q1 2026, its #128 holding.
Clear Street first reported a position in Costco in Q3 2022 and has held it in 5 quarters since.
Clear Street's Costco position peaked at $36.9M in Q3 2022.
4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Clear Street's 13F filing for Q1 2026, filed 15 May 2026.