South Street Advisors’s Costco COST Stock Holding History

South Street 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 Q1	$609K	Hold	611	–	–	0.09%	55
2025 Q4	$527K	Hold	611	–	–	0.07%	56
2025 Q3	$566K	Buy	+611	New	+$586K	0.07%	55
2024 Q3	–	Sell	-2,099	Closed	-$1.78M	–	74
2024 Q2	$1.78M	Hold	2,099	–	–	0.27%	43
2024 Q1	$1.54M	Hold	2,099	–	–	0.25%	42
2023 Q4	$1.39M	Hold	2,099	–	–	0.26%	43
2023 Q3	$1.19M	Hold	2,099	–	–	0.24%	47
2023 Q2	$1.13M	Buy	2,099 +95	+5%	+$48.1K	0.22%	49
2023 Q1	$996K	Hold	2,004	–	–	0.2%	47
2022 Q4	$915K	Sell	2,004 -1	-0%	-$489	0.2%	49
2022 Q3	$947K	Sell	2,005 -1	-0%	-$520	0.23%	48
2022 Q2	$961K	Hold	2,006	–	–	0.22%	48
2022 Q1	$1.16M	Sell	2,006 -5	-0.2%	-$2.62K	0.22%	48
2021 Q4	$1.14M	Sell	2,011 -3	-0.1%	-$1.54K	0.2%	47
2021 Q3	$905K	Sell	2,014 -1	-0%	-$440	0.17%	48
2021 Q2	$797K	Sell	2,015 -5	-0.2%	-$1.89K	0.15%	44
2021 Q1	$712K	Sell	2,020 -5	-0.2%	-$1.74K	0.23%	24
2020 Q4	$763K	Hold	2,025	–	–	0.16%	39
2020 Q3	$719K	Hold	2,025	–	–	0.17%	34
2020 Q2	$614K	Hold	2,025	–	–	0.16%	36
2020 Q1	$577K	Hold	2,025	–	–	0.19%	37
2019 Q4	$595K	Hold	2,025	–	–	0.15%	42
2019 Q3	$583K	Hold	2,025	–	–	0.17%	44
2019 Q2	$535K	Sell	2,025 -5	-0.2%	-$1.25K	0.16%	47
2019 Q1	$492K	Hold	2,030	–	–	0.15%	49
2018 Q4	$414K	Hold	2,030	–	–	0.15%	48
2018 Q3	$476	Hold	2,030	–	–	0.07%	49
2018 Q2	$424K	Hold	2,030	–	–	0.13%	47
2018 Q1	$382	Hold	2,030	–	–	0.04%	47
2017 Q4	$377K	Sell	2,030 -60	-3%	-$10.4K	0.11%	47
2017 Q3	$343	Sell	2,090 -50	-2%	-$7.86K	0.07%	48
2017 Q2	$342K	Sell	2,140 -200	-9%	-$34.5K	0.11%	48
2017 Q1	$392	Hold	2,340	–	–	0.05%	51
2016 Q4	$374K	Hold	2,340	–	–	0.13%	51
2016 Q3	$356K	Hold	2,340	–	–	0.11%	50
2016 Q2	$367K	Hold	2,340	–	–	0.12%	47
2016 Q1	$368K	Hold	2,340	–	–	0.12%	45
2015 Q4	$377K	Hold	2,340	–	–	0.12%	46
2015 Q3	$338K	Hold	2,340	–	–	0.11%	52
2015 Q2	$316K	Hold	2,340	–	–	0.1%	52
2015 Q1	$354	Hold	2,340	–	–	0.1%	50
2014 Q4	$331K	Hold	2,340	–	–	0.11%	51
2014 Q3	$293K	Sell	2,340 -100	-4%	-$12.1K	0.11%	53
2014 Q2	$280	Sell	2,440 -100	-4%	-$11.5K	0.08%	53
2014 Q1	$283K	Hold	2,540	–	–	0.11%	50
2013 Q4	$302K	Hold	2,540	–	–	0.13%	49
2013 Q3	$292K	Hold	2,540	–	–	0.14%	46
2013 Q2	$280K	Buy	+2,540	New	+$278K	0.15%	45

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 $137B AUM 18.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

South Street Advisors's COST Position: Q1 2026 in Review

South Street Advisors held its Costco (COST) position steady in Q1 2026 at 611 shares worth $609K. The position accounts for 0.09% of the portfolio, ranked #55.

South Street Advisors first reported a position in COST in Q2 2013 and has held it in 48 quarters since. The position peaked at $1.78M in Q2 2024. 4,236 funds tracked by Wall St. Rank hold COST as of Q1 2026.

South Street Advisors held 611 shares of Costco worth $609K as of Q1 2026.
South Street Advisors left its Costco share count unchanged in Q1 2026.
Costco made up 0.09% of South Street Advisors's portfolio in Q1 2026, its #55 holding.
South Street Advisors first reported a position in Costco in Q2 2013 and has held it in 48 quarters since.
South Street Advisors's Costco position peaked at $1.78M in Q2 2024.
4,236 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on South Street Advisors's 13F filing for Q1 2026, filed 13 May 2026.