Capital Advantage’s Costco COST Stock Holding History

Capital Advantage’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 Q3	$1.15M	Buy	1,263 +30	+2%	+$28K	0.14%	63
2026 Q2	$1.15M	Sell	1,233 -38	-3%	-$37.9K	0.14%	61
2026 Q1	$1.27M	Buy	1,271 +78	+7%	+$76K	0.17%	58
2025 Q4	$1.03M	Buy	1,193 +168	+16%	+$152K	0.14%	64
2025 Q3	$949K	Sell	1,025 -84	-8%	-$80.5K	0.14%	65
2025 Q2	$1.1M	Buy	1,109 +116	+12%	+$115K	0.17%	57
2025 Q1	$910K	Hold	993	–	–	0.17%	57
2024 Q4	$910K	Buy	+993	New	+$921K	0.17%	57
2021 Q2	–	Sell	-577	Closed	-$203K	–	62
2021 Q1	$203K	Buy	+577	New	+$201K	0.06%	107

Other funds holding COST

Emerald Advisors Bellevue, Washington $781M AUM 4.78% 1-Year Est. Return

Parnassus Investments San Francisco, California $33.8B AUM 31.08% 1-Year Est. Return

Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $52.9B AUM 36.03% 1-Year Est. Return

TD Waterhouse Canada Toronto, Ontario, Canada $38.4B AUM 30.28% 1-Year Est. Return

Cardano Risk Management Rotterdam, Netherlands $18.2B AUM 38.97% 1-Year Est. Return

Loring Wolcott & Coolidge Fiduciary Advisors Boston, Massachusetts $10.8B AUM 9.05% 1-Year Est. Return

Ninety One (UK) London, United Kingdom $45.5B AUM 15.2% 1-Year Est. Return

Sarasin & Partners London, United Kingdom $8.93B AUM 11.81% 1-Year Est. Return

Congress Asset Management Boston, Massachusetts $15.4B AUM 30.39% 1-Year Est. Return

Capital Advantage's COST Position: Q3 2026 in Review

Capital Advantage increased its Costco (COST) stake by 2.4% in Q3 2026, buying an estimated $28K and bringing the position to 1,263 shares worth $1.15M. The position accounts for 0.14% of the portfolio, ranked #63.

Capital Advantage first reported a position in COST in Q1 2021 and has held it in 9 quarters since. The position peaked at $1.27M in Q1 2026. 1,392 funds tracked by Wall St. Rank hold COST as of Q3 2026.

Capital Advantage held 1,263 shares of Costco worth $1.15M as of Q3 2026.
Capital Advantage bought 30 Costco shares in Q3 2026, an estimated $28K.
Costco made up 0.14% of Capital Advantage's portfolio in Q3 2026, its #63 holding.
Capital Advantage first reported a position in Costco in Q1 2021 and has held it in 9 quarters since.
Capital Advantage's Costco position peaked at $1.27M in Q1 2026.
1,392 funds tracked by Wall St. Rank held Costco as of Q3 2026.

Based on Capital Advantage's 13F filing for Q3 2026, filed 14 Oct 2026.