Isthmus Partners’s Costco COST Stock Holding History

Isthmus Partners’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	$202K	Hold	216	–	–	0.02%	223
2026 Q1	$215K	Sell	216 -65	-23%	-$63.3K	0.02%	213
2025 Q4	$242K	Buy	+281	New	+$255K	0.03%	198
2025 Q3	–	Sell	-266	Closed	-$263K	–	196
2025 Q2	$263K	Buy	266 +1	+0.4%	+$994	0.03%	197
2025 Q1	$251K	Sell	265 -100	-27%	-$97.5K	0.03%	194
2024 Q4	$334K	Sell	365 -5	-1%	-$4.64K	0.04%	170
2024 Q3	$328K	Hold	370	–	–	0.04%	171
2024 Q2	$314K	Hold	370	–	–	0.04%	163
2024 Q1	$271K	Sell	370 -10	-3%	-$7.14K	0.03%	180
2023 Q4	$251K	Hold	380	–	–	0.03%	183
2023 Q3	$215K	Buy	380 +4	+1%	+$2.21K	0.03%	164
2023 Q2	$202K	Buy	+376	New	+$190K	0.03%	166
2022 Q4	–	Sell	-432	Closed	-$204K	–	166
2022 Q3	$204K	Hold	432	–	–	0.04%	159
2022 Q2	$207K	Hold	432	–	–	0.04%	143
2022 Q1	$249K	Sell	432 -20	-4%	-$10.5K	0.04%	142
2021 Q4	$257K	Hold	452	–	–	0.04%	142
2021 Q3	$203K	Hold	452	–	–	0.04%	150
2021 Q2	$179K	Buy	+452	New	+$171K	0.03%	151
2019 Q4	–	Sell	-757	Closed	-$218K	–	141
2019 Q3	$218K	Hold	757	–	–	0.05%	134
2019 Q2	$200K	Buy	+757	New	+$189K	0.05%	136
2018 Q4	–	Sell	-355	Closed	-$83K	–	166
2018 Q3	$83K	Buy	355 +280	+373%	+$63.1K	0.02%	154
2018 Q2	$16K	Hold	75	–	–	﹤0.01%	220
2018 Q1	$14K	Sell	75 -15	-17%	-$2.83K	﹤0.01%	221
2017 Q4	$17K	Hold	90	–	–	﹤0.01%	217
2017 Q3	$15K	Hold	90	–	–	﹤0.01%	227
2017 Q2	$14K	Hold	90	–	–	﹤0.01%	237
2017 Q1	$15K	Hold	90	–	–	﹤0.01%	236
2016 Q4	$14K	Hold	90	–	–	﹤0.01%	240
2016 Q3	$14K	Buy	+90	New	+$14.5K	﹤0.01%	228

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

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

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

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

Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return

Mirae Asset Global Investments Seoul, South Korea $67.7B AUM 51.91% 1-Year Est. Return

Rathbones Group Liverpool, United Kingdom $27.1B AUM 20.2% 1-Year Est. Return

Sarasin & Partners London, United Kingdom $8.54B AUM 9.6% 1-Year Est. Return

CAM

Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return

Isthmus Partners's COST Position: Q2 2026 in Review

Isthmus Partners held its Costco (COST) position steady in Q2 2026 at 216 shares worth $202K. The position accounts for 0.02% of the portfolio, ranked #223.

Isthmus Partners first reported a position in COST in Q3 2016 and has held it in 29 quarters since. The position peaked at $334K in Q4 2024. 1,443 funds tracked by Wall St. Rank hold COST as of Q2 2026.

Isthmus Partners held 216 shares of Costco worth $202K as of Q2 2026.
Isthmus Partners left its Costco share count unchanged in Q2 2026.
Costco made up 0.02% of Isthmus Partners's portfolio in Q2 2026, its #223 holding.
Isthmus Partners first reported a position in Costco in Q3 2016 and has held it in 29 quarters since.
Isthmus Partners's Costco position peaked at $334K in Q4 2024.
1,443 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Isthmus Partners's 13F filing for Q2 2026, filed 20 Jul 2026.