Ring Mountain Capital’s Costco COST Stock Holding History

Ring Mountain Capital’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	$459K	Buy	490 +19	+4%	+$18.9K	0.19%	63
2026 Q1	$470K	Buy	471 +11	+2%	+$10.7K	0.26%	57
2025 Q4	$443K	Buy	460 +22	+5%	+$19.9K	0.23%	58
2025 Q3	$406K	Buy	438 +7	+2%	+$6.71K	0.22%	60
2025 Q2	$410K	Buy	431 +30	+7%	+$29.8K	0.25%	59
2025 Q1	$379K	Buy	401 +41	+11%	+$40K	0.29%	55
2024 Q4	$330K	Buy	+360	New	+$334K	0.22%	64

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

Ring Mountain Capital's COST Position: Q2 2026 in Review

Ring Mountain Capital increased its Costco (COST) stake by 4% in Q2 2026, buying an estimated $18.9K and bringing the position to 490 shares worth $459K. The position accounts for 0.19% of the portfolio, ranked #63.

Ring Mountain Capital first reported a position in COST in Q4 2024 and has held it in 7 quarters since. The position peaked at $470K in Q1 2026. 4,252 funds tracked by Wall St. Rank hold COST as of Q2 2026.

Ring Mountain Capital held 490 shares of Costco worth $459K as of Q2 2026.
Ring Mountain Capital bought 19 Costco shares in Q2 2026, an estimated $18.9K.
Costco made up 0.19% of Ring Mountain Capital's portfolio in Q2 2026, its #63 holding.
Ring Mountain Capital first reported a position in Costco in Q4 2024 and has held it in 7 quarters since.
Ring Mountain Capital's Costco position peaked at $470K in Q1 2026.
4,252 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Ring Mountain Capital's 13F filing for Q2 2026, filed 11 Aug 2026.