Gilbert & Cook’s Costco COST Stock Holding History

Gilbert & Cook’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 Q2	$354K	Buy	378 +6	+2%	+$5.98K	0.04%	184
2026 Q1	$371K	Sell	372 -89	-19%	-$86.7K	0.05%	170
2025 Q4	$398K	Buy	461 +56	+14%	+$50.7K	0.05%	170
2025 Q3	$375K	Buy	405 +64	+19%	+$61.3K	0.05%	165
2025 Q2	$338K	Hold	341	–	–	0.05%	173
2025 Q1	$323K	Sell	341 -58	-15%	-$56.5K	0.05%	168
2024 Q4	$366K	Sell	399 -10	-2%	-$9.28K	0.05%	159
2024 Q3	$363K	Buy	409 +4	+1%	+$3.47K	0.05%	162
2024 Q2	$345K	Hold	405	–	–	0.05%	160
2024 Q1	$297K	Sell	405 -221	-35%	-$158K	0.04%	187
2023 Q4	$413K	Buy	626 +228	+57%	+$135K	0.06%	161
2023 Q3	$225K	Sell	398 -88	-18%	-$48.6K	0.04%	201
2023 Q2	$261K	Buy	+486	New	+$246K	0.04%	183
2022 Q2	–	Sell	-388	Closed	-$224K	–	203
2022 Q1	$224K	Buy	+388	New	+$204K	0.04%	198

Other funds holding COST

Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

Parnassus Investments San Francisco, California $37.4B AUM 35.42% 1-Year Est. Return

Emerald Advisors Bellevue, Washington $796M AUM 2.51% 1-Year Est. Return

New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return

PTC

Provident Trust Company Waukesha, Wisconsin $4.77B AUM 29.31% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

Commonwealth Equity Services Waltham, Massachusetts $79.5B AUM 27.1% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

TWC

TD Waterhouse Canada Toronto, Ontario, Canada $38B AUM 39.14% 1-Year Est. Return

Gilbert & Cook's COST Position: Q2 2026 in Review

Gilbert & Cook increased its Costco (COST) stake by 1.6% in Q2 2026, buying an estimated $5.98K and bringing the position to 378 shares worth $354K. The position accounts for 0.04% of the portfolio, ranked #184.

Gilbert & Cook first reported a position in COST in Q1 2022 and has held it in 14 quarters since. The position peaked at $413K in Q4 2023. 1,853 funds tracked by Wall St. Rank hold COST as of Q2 2026.

Gilbert & Cook held 378 shares of Costco worth $354K as of Q2 2026.
Gilbert & Cook bought 6 Costco shares in Q2 2026, an estimated $5.98K.
Costco made up 0.04% of Gilbert & Cook's portfolio in Q2 2026, its #184 holding.
Gilbert & Cook first reported a position in Costco in Q1 2022 and has held it in 14 quarters since.
Gilbert & Cook's Costco position peaked at $413K in Q4 2023.
1,853 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Gilbert & Cook's 13F filing for Q2 2026, filed 28 Jul 2026.