WealthCollab’s Costco COST Stock Holding History

WealthCollab’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	$435K	Sell	437 -6,077	-93%	-$5.92M	0.18%	54
2025 Q4	$5.62M	Buy	6,514 +6,016	+1,208%	+$5.45M	2.3%	11
2025 Q3	$461K	Buy	498 +2	+0.4%	+$1.92K	0.21%	52
2025 Q2	$491K	Hold	496	–	–	0.27%	46
2025 Q1	$469K	Hold	496	–	–	0.29%	45
2024 Q4	$454K	Hold	496	–	–	0.29%	45
2024 Q3	$440K	Hold	496	–	–	0.29%	45
2024 Q2	$422K	Hold	496	–	–	0.3%	44
2024 Q1	$363K	Hold	496	–	–	0.27%	44
2023 Q4	$327K	Buy	+496	New	+$294K	0.26%	45

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

WealthCollab's COST Position: Q1 2026 in Review

WealthCollab reduced its Costco (COST) stake by 93% in Q1 2026, selling an estimated $5.92M and leaving 437 shares worth $435K. The position accounts for 0.18% of the portfolio, ranked #54.

WealthCollab first reported a position in COST in Q4 2023 and has held it in 10 quarters since. The position peaked at $5.62M in Q4 2025. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

WealthCollab held 437 shares of Costco worth $435K as of Q1 2026.
WealthCollab sold 6,077 Costco shares in Q1 2026, an estimated $5.92M.
Costco made up 0.18% of WealthCollab's portfolio in Q1 2026, its #54 holding.
WealthCollab first reported a position in Costco in Q4 2023 and has held it in 10 quarters since.
WealthCollab's Costco position peaked at $5.62M in Q4 2025.
4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on WealthCollab's 13F filing for Q1 2026, filed 13 May 2026.