Detalus Advisors’s Costco COST Stock Holding History

Detalus Advisors’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	$460K	Sell	505 -18	-3%	-$16.8K	0.09%	112
2026 Q2	$489K	Buy	523 +27	+5%	+$26.9K	0.1%	103
2026 Q1	$494K	Sell	496 -5	-1%	-$4.87K	0.11%	98
2025 Q4	$432K	Sell	501 -1	-0.2%	-$906	0.11%	108
2025 Q3	$465K	Sell	502 -5	-1%	-$4.79K	0.12%	96
2025 Q2	$502K	Hold	507	–	–	0.15%	83
2025 Q1	$480K	Buy	507 +10	+2%	+$9.8K	0.15%	80
2024 Q4	$456K	Buy	497 +14	+3%	+$13K	0.15%	78
2024 Q3	$428K	Buy	483 +36	+8%	+$31.2K	0.14%	87
2024 Q2	$380K	Buy	447 +69	+18%	+$53.8K	0.13%	90
2024 Q1	$277K	Buy	378 +11	+3%	+$7.85K	0.1%	119
2023 Q4	$242K	Sell	367 -34	-8%	-$20.2K	0.1%	125
2023 Q3	$227K	Hold	401	–	–	0.11%	121
2023 Q2	$216K	Buy	+401	New	+$203K	0.1%	131
2022 Q2	–	Sell	-358	Closed	-$206K	–	123
2022 Q1	$206K	Sell	358 -30	-8%	-$15.7K	0.11%	105
2021 Q4	$220K	Buy	+388	New	+$199K	0.11%	111

Other funds holding COST

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Fisher Asset Management Camas, Washington $348B AUM 26.9% 1-Year Est. Return

Amundi Paris, France $496B AUM 35.36% 1-Year Est. Return

Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $362B AUM 34.89% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $313B AUM 26.62% 1-Year Est. Return

Mitsubishi UFJ Asset Management Tokyo, Japan $194B AUM 32.2% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return

LPL Financial San Diego, California $468B AUM 17.69% 1-Year Est. Return

Detalus Advisors's COST Position: Q3 2026 in Review

Detalus Advisors reduced its Costco (COST) stake by 3.4% in Q3 2026, selling an estimated $16.8K and leaving 505 shares worth $460K. The position accounts for 0.09% of the portfolio, ranked #112.

Detalus Advisors first reported a position in COST in Q4 2021 and has held it in 16 quarters since. The position peaked at $502K in Q2 2025. 2,803 funds tracked by Wall St. Rank hold COST as of Q3 2026.

Detalus Advisors held 505 shares of Costco worth $460K as of Q3 2026.
Detalus Advisors sold 18 Costco shares in Q3 2026, an estimated $16.8K.
Costco made up 0.09% of Detalus Advisors's portfolio in Q3 2026, its #112 holding.
Detalus Advisors first reported a position in Costco in Q4 2021 and has held it in 16 quarters since.
Detalus Advisors's Costco position peaked at $502K in Q2 2025.
2,803 funds tracked by Wall St. Rank held Costco as of Q3 2026.

Based on Detalus Advisors's 13F filing for Q3 2026, filed 15 Oct 2026.