Interval Partners’s Costco COST Stock Holding History

Interval 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	$1.13M	Sell	1,206 -1,512	-56%	-$1.51M	0.03%	253
2026 Q1	$2.71M	Buy	+2,718	New	+$2.65M	0.07%	185
2022 Q2	–	Sell	-3,480	Closed	-$2M	–	281
2022 Q1	$2M	Buy	+3,480	New	+$1.83M	0.1%	202
2021 Q1	–	Sell	-4,000	Closed	-$1.51M	–	266
2020 Q4	$1.51M	Sell	4,000 -39,100	-91%	-$14.6M	0.06%	183
2020 Q3	$15.3M	Buy	43,100 +26,146	+154%	+$8.79M	0.86%	32
2020 Q2	$5.14M	Buy	+16,954	New	+$5.16M	0.32%	77
2020 Q1	–	Sell	-57,750	Closed	-$17M	–	202
2019 Q4	$17M	Buy	+57,750	New	+$17.2M	0.61%	56
2017 Q2	–	Sell	-10,000	Closed	-$1.72M	–	206
2017 Q1	$1.68M	Buy	+10,000	New	+$1.68M	0.08%	162

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

Interval Partners's COST Position: Q2 2026 in Review

Interval Partners reduced its Costco (COST) stake by 56% in Q2 2026, selling an estimated $1.51M and leaving 1,206 shares worth $1.13M. The position accounts for 0.03% of the portfolio, ranked #253.

Interval Partners first reported a position in COST in Q1 2017 and has held it in 8 quarters since. The position peaked at $17M in Q4 2019. 4,260 funds tracked by Wall St. Rank hold COST as of Q2 2026.

Interval Partners held 1,206 shares of Costco worth $1.13M as of Q2 2026.
Interval Partners sold 1,512 Costco shares in Q2 2026, an estimated $1.51M.
Costco made up 0.03% of Interval Partners's portfolio in Q2 2026, its #253 holding.
Interval Partners first reported a position in Costco in Q1 2017 and has held it in 8 quarters since.
Interval Partners's Costco position peaked at $17M in Q4 2019.
4,260 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Interval Partners's 13F filing for Q2 2026, filed 14 Aug 2026.