Horizon Kinetics Asset Management’s Costco COST Stock Holding History

Horizon Kinetics Asset Management’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	–	Sell	-208	Closed	-$207K	–	355
2026 Q1	$207K	Buy	+208	New	+$203K	﹤0.01%	299
2025 Q3	–	Sell	-205	Closed	-$203K	–	342
2025 Q2	$203K	Buy	+205	New	+$204K	﹤0.01%	314
2021 Q1	–	Sell	-553	Closed	-$208K	–	346
2020 Q4	$208K	Sell	553 -23	-4%	-$8.59K	0.01%	325
2020 Q3	$204K	Buy	+576	New	+$194K	0.01%	336
2020 Q1	–	Sell	-979	Closed	-$288K	–	401
2019 Q4	$288K	Hold	979	–	–	0.01%	360
2019 Q3	$282K	Sell	979 -70	-7%	-$19.7K	0.01%	415
2019 Q2	$277K	Buy	+1,049	New	+$261K	0.01%	425

Other funds holding COST

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Horizon Kinetics Asset Management's COST Position: Q2 2026 in Review

Horizon Kinetics Asset Management sold out of Costco (COST) in Q2 2026, closing a stake of 208 shares — an estimated $207K sold.

Horizon Kinetics Asset Management first reported a position in COST in Q2 2019 and held it in 7 quarters. The position peaked at $288K in Q4 2019. 4,260 funds tracked by Wall St. Rank hold COST as of Q2 2026.

Horizon Kinetics Asset Management reported no remaining Costco position as of Q2 2026 after selling out during the quarter.
Horizon Kinetics Asset Management sold 208 Costco shares in Q2 2026, an estimated $207K.
Horizon Kinetics Asset Management first reported a position in Costco in Q2 2019 and held it in 7 quarters.
Horizon Kinetics Asset Management's Costco position peaked at $288K in Q4 2019.
4,260 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Horizon Kinetics Asset Management's 13F filing for Q2 2026, filed 11 Aug 2026.