Diversified Portfolios Inc’s Costco COST Stock Holding History

Diversified Portfolios Inc’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	$505K	Buy	507 +103	+25%	+$100K	0.04%	126
2025 Q4	$348K	Buy	404 +34	+9%	+$30.8K	0.03%	140
2025 Q3	$342K	Sell	370 -4	-1%	-$3.83K	0.03%	137
2025 Q2	$370K	Buy	374 +9	+2%	+$8.95K	0.04%	133
2025 Q1	$345K	Sell	365 -10	-3%	-$9.75K	0.04%	119
2024 Q4	$344K	Buy	+375	New	+$348K	0.04%	123
2023 Q3	–	Sell	-477	Closed	-$257K	–	118
2023 Q2	$257K	Buy	477 +38	+9%	+$19.2K	0.05%	111
2023 Q1	$218K	Sell	439 -52	-11%	-$25.5K	0.05%	126
2022 Q4	$224K	Sell	491 -27	-5%	-$13.2K	0.05%	125
2022 Q3	$245K	Sell	518 -39	-7%	-$20.3K	0.07%	121
2022 Q2	$267K	Sell	557 -15	-3%	-$7.61K	0.07%	107
2022 Q1	$329K	Sell	572 -57	-9%	-$29.9K	0.08%	107
2021 Q4	$357K	Buy	+629	New	+$322K	0.09%	104
2015 Q1	–	Sell	-1,656	Closed	-$235K	–	60
2014 Q4	$235K	Buy	+1,656	New	+$225K	0.14%	71

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

Diversified Portfolios Inc's COST Position: Q1 2026 in Review

Diversified Portfolios Inc increased its Costco (COST) stake by 25% in Q1 2026, buying an estimated $100K and bringing the position to 507 shares worth $505K. The position accounts for 0.04% of the portfolio, ranked #126.

Diversified Portfolios Inc first reported a position in COST in Q4 2014 and has held it in 14 quarters since. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

Diversified Portfolios Inc held 507 shares of Costco worth $505K as of Q1 2026.
Diversified Portfolios Inc bought 103 Costco shares in Q1 2026, an estimated $100K.
Costco made up 0.04% of Diversified Portfolios Inc's portfolio in Q1 2026, its #126 holding.
Diversified Portfolios Inc first reported a position in Costco in Q4 2014 and has held it in 14 quarters since.
4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Diversified Portfolios Inc's 13F filing for Q1 2026, filed 6 May 2026.