Quattro Advisors’s Costco COST Stock Holding History

Quattro Advisors’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	$720K	Buy	770 +142	+23%	+$141K	0.48%	28
2026 Q1	$626K	Buy	628 +145	+30%	+$141K	0.54%	30
2025 Q4	$417K	Buy	+483	New	+$438K	0.33%	31

Other funds holding COST

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Quattro Advisors's COST Position: Q2 2026 in Review

Quattro Advisors increased its Costco (COST) stake by 23% in Q2 2026, buying an estimated $141K and bringing the position to 770 shares worth $720K. The position accounts for 0.48% of the portfolio, ranked #28.

Quattro Advisors first reported a position in COST in Q4 2025 and has held it in 3 quarters since. 4,224 funds tracked by Wall St. Rank hold COST as of Q2 2026.

Quattro Advisors held 770 shares of Costco worth $720K as of Q2 2026.
Quattro Advisors bought 142 Costco shares in Q2 2026, an estimated $141K.
Costco made up 0.48% of Quattro Advisors's portfolio in Q2 2026, its #28 holding.
Quattro Advisors first reported a position in Costco in Q4 2025 and has held it in 3 quarters since.
4,224 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Quattro Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.