Voleon Capital Management’s Costco COST Stock Holding History

Voleon Capital 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 Q1	$23.1M	Buy	23,161 +9,162	+65%	+$8.93M	0.5%	42
2025 Q4	$12.1M	Buy	13,999 +6,723	+92%	+$6.09M	0.26%	82
2025 Q3	$6.73M	Sell	7,276 -1,273	-15%	-$1.22M	0.16%	125
2025 Q2	$8.46M	Buy	+8,549	New	+$8.5M	0.46%	46
2025 Q1	–	Sell	-423	Closed	-$388K	–	343
2024 Q4	$388K	Buy	+423	New	+$392K	0.03%	269
2020 Q3	–	Sell	-30,000	Closed	-$9.1M	–	9
2020 Q2	$9.1M	Buy	+30,000	New	+$9.13M	3.81%	10
2019 Q4	–	Sell	-40,000	Closed	-$11.5M	–	196
2019 Q3	$11.5M	Buy	+40,000	New	+$11.3M	0.89%	28
2019 Q1	–	Sell	-140,000	Closed	-$28.5M	–	31
2018 Q4	$28.5M	Buy	+140,000	New	+$31.3M	2.72%	12

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 $137B AUM 18.02% 1-Year Est. Return

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

Voleon Capital Management's COST Position: Q1 2026 in Review

Voleon Capital Management increased its Costco (COST) stake by 65% in Q1 2026, buying an estimated $8.93M and bringing the position to 23,161 shares worth $23.1M. The position accounts for 0.5% of the portfolio, ranked #42.

Voleon Capital Management first reported a position in COST in Q4 2018 and has held it in 8 quarters since. The position peaked at $28.5M in Q4 2018. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

Voleon Capital Management held 23,161 shares of Costco worth $23.1M as of Q1 2026.
Voleon Capital Management bought 9,162 Costco shares in Q1 2026, an estimated $8.93M.
Costco made up 0.5% of Voleon Capital Management's portfolio in Q1 2026, its #42 holding.
Voleon Capital Management first reported a position in Costco in Q4 2018 and has held it in 8 quarters since.
Voleon Capital Management's Costco position peaked at $28.5M in Q4 2018.
4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

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