M3 Wealth Management’s Costco COST Stock Holding History

M3 Wealth 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
2026 Q2	$3.78M	Sell	4,040 -7	-0.2%	-$6.97K	2.45%	16
2026 Q1	$4.03M	Sell	4,047 -47	-1%	-$45.8K	3.1%	11
2025 Q4	$3.53M	Buy	+4,094	New	+$3.71M	2.88%	14

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

M3 Wealth Management's COST Position: Q2 2026 in Review

M3 Wealth Management reduced its Costco (COST) stake by 0.17% in Q2 2026, selling an estimated $6.97K and leaving 4,040 shares worth $3.78M. The position accounts for 2.45% of the portfolio, ranked #16.

M3 Wealth Management first reported a position in COST in Q4 2025 and has held it in 3 quarters since. The position peaked at $4.03M in Q1 2026. 4,233 funds tracked by Wall St. Rank hold COST as of Q2 2026.

M3 Wealth Management held 4,040 shares of Costco worth $3.78M as of Q2 2026.
M3 Wealth Management sold 7 Costco shares in Q2 2026, an estimated $6.97K.
Costco made up 2.45% of M3 Wealth Management's portfolio in Q2 2026, its #16 holding.
M3 Wealth Management first reported a position in Costco in Q4 2025 and has held it in 3 quarters since.
M3 Wealth Management's Costco position peaked at $4.03M in Q1 2026.
4,233 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on M3 Wealth Management's 13F filing for Q2 2026, filed 6 Aug 2026.