Family Management’s Costco COST Stock Holding History

Family Management’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 Q2	–	Sell	-300	Closed	-$284K	–	231
2025 Q1	$284K	Hold	300	–	–	0.05%	142
2024 Q4	$275K	Buy	+300	New	+$278K	0.04%	140

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 $147M AUM 25.76% 1-Year Est. Return

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

Family Management's COST Position: Q1 2026 in Review

Family Management increased its Costco (COST) stake by 33% in Q1 2026, buying an estimated $291K and bringing the position to 1,217 shares worth $1.21M. The position accounts for 0.15% of the portfolio, ranked #106.

Family Management first reported a position in COST in Q2 2023 and has held it in 12 quarters since. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

Family Management held 1,217 shares of Costco worth $1.21M as of Q1 2026.
Family Management bought 299 Costco shares in Q1 2026, an estimated $291K.
Costco made up 0.15% of Family Management's portfolio in Q1 2026, its #106 holding.
Family Management first reported a position in Costco in Q2 2023 and has held it in 12 quarters since.
4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Family Management's 13F filing for Q1 2026, filed 15 May 2026.