Boomfish Wealth Group’s Costco COST Stock Holding History

Boomfish Wealth Group’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	$595K	Sell	597 -98	-14%	-$95.5K	0.32%	68
2025 Q4	$599K	Sell	695 -324	-32%	-$294K	0.32%	70
2025 Q3	$943K	Sell	1,019 -90	-8%	-$86.3K	0.51%	66
2025 Q2	$1.1M	Buy	1,109 +467	+73%	+$464K	0.63%	57
2025 Q1	$607K	Sell	642 -65	-9%	-$63.4K	0.39%	66
2024 Q4	$648K	Sell	707 -90	-11%	-$83.5K	0.39%	71
2024 Q3	$707K	Sell	797 -2,687	-77%	-$2.33M	0.43%	75
2024 Q2	$2.96M	Sell	3,484 -243	-7%	-$190K	1.91%	8
2024 Q1	$2.73M	Sell	3,727 -289	-7%	-$206K	1.84%	10
2023 Q4	$2.65M	Buy	+4,016	New	+$2.38M	1.91%	11

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 $147M AUM 25.76% 1-Year Est. Return

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

Boomfish Wealth Group's COST Position: Q1 2026 in Review

Boomfish Wealth Group reduced its Costco (COST) stake by 14% in Q1 2026, selling an estimated $95.5K and leaving 597 shares worth $595K. The position accounts for 0.32% of the portfolio, ranked #68.

Boomfish Wealth Group first reported a position in COST in Q4 2023 and has held it in 10 quarters since. The position peaked at $2.96M in Q2 2024. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

Boomfish Wealth Group held 597 shares of Costco worth $595K as of Q1 2026.
Boomfish Wealth Group sold 98 Costco shares in Q1 2026, an estimated $95.5K.
Costco made up 0.32% of Boomfish Wealth Group's portfolio in Q1 2026, its #68 holding.
Boomfish Wealth Group first reported a position in Costco in Q4 2023 and has held it in 10 quarters since.
Boomfish Wealth Group's Costco position peaked at $2.96M in Q2 2024.
4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Boomfish Wealth Group's 13F filing for Q1 2026, filed 22 Apr 2026.