RW Investment Management’s Costco COST Stock Holding History

RW Investment 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	$4.8M	Buy	+4,816	New	+$4.69M	0.46%	16
2025 Q3	$4.44M	Sell	4,794 -1,000	-17%	-$959K	0.46%	16
2025 Q2	$5.74M	Hold	5,794	–	–	0.64%	15
2025 Q1	$5.48M	Buy	5,794 +170	+3%	+$166K	0.67%	14
2024 Q4	$5.15M	Buy	5,624 +989	+21%	+$918K	0.63%	13
2024 Q3	$4.11M	Sell	4,635 -106	-2%	-$92K	0.51%	15
2024 Q2	$4.03M	Sell	4,741 -405	-8%	-$316K	0.54%	14
2024 Q1	$3.77M	Buy	5,146 +92	+2%	+$65.7K	0.52%	14
2023 Q4	$3.34M	Hold	5,054	–	–	0.51%	16
2023 Q3	$2.86M	Sell	5,054 -80	-2%	-$44.2K	0.52%	15
2023 Q2	$2.76M	Buy	5,134 +9	+0.2%	+$4.55K	0.57%	16
2023 Q1	$2.55M	Buy	5,125 +105	+2%	+$51.5K	0.71%	15
2022 Q4	$2.29M	Buy	+5,020	New	+$2.45M	0.9%	15

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

RW Investment Management's COST Position: Q1 2026 in Review

RW Investment Management opened a new position in Costco (COST) in Q1 2026: 4,816 shares worth $4.8M. The stake represents 0.46% of the portfolio and ranks #16 among its holdings. This is a return to the name: RW Investment Management previously reported a position in COST as recently as Q3 2025.

RW Investment Management first reported a position in COST in Q4 2022 and has held it in 13 quarters since. The position peaked at $5.74M in Q2 2025. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

RW Investment Management held 4,816 shares of Costco worth $4.8M as of Q1 2026.
Costco was a new RW Investment Management position in Q1 2026.
Costco made up 0.46% of RW Investment Management's portfolio in Q1 2026, its #16 holding.
RW Investment Management first reported a position in Costco in Q4 2022 and has held it in 13 quarters since.
RW Investment Management's Costco position peaked at $5.74M in Q2 2025.
4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on RW Investment Management's 13F filing for Q1 2026, filed 28 Apr 2026.