K.J. Harrison & Partners’s Costco COST Stock Holding History

K.J. Harrison & 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	$3.39M	Buy	3,629 +20	+0.6%	+$19.9K	0.48%	67
2026 Q1	$3.6M	Sell	3,609 -470	-12%	-$458K	0.59%	51
2025 Q4	$3.52M	Sell	4,079 -4,500	-52%	-$4.08M	0.47%	66
2025 Q3	$7.86M	Sell	8,579 -8	-0.1%	-$7.67K	1.13%	19
2025 Q2	$8.5M	Sell	8,587 -1,027	-11%	-$1.02M	1.41%	12
2025 Q1	$9.09M	Sell	9,614 -2,019	-17%	-$1.97M	1.78%	10
2024 Q4	$10.6M	Sell	11,633 -20	-0.2%	-$18.6K	1.66%	13
2024 Q3	$10.3M	Buy	11,653 +13	+0.1%	+$11.3K	1.56%	15
2024 Q2	$9.89M	Sell	11,640 -119	-1%	-$92.9K	1.63%	15
2024 Q1	$8.61M	Sell	11,759 -23	-0.2%	-$16.4K	1.33%	21
2023 Q4	$7.78M	Sell	11,782 -6	-0.1%	-$3.56K	1.32%	15
2023 Q3	$6.66M	Buy	11,788 +2,030	+21%	+$1.12M	1.5%	16
2023 Q2	$5.23M	Buy	9,758 +4,655	+91%	+$2.36M	0.95%	25
2023 Q1	$2.54M	Sell	5,103 -588	-10%	-$288K	0.51%	65
2022 Q4	$3.52M	Sell	5,691 -4	-0.1%	-$1.96K	0.69%	48
2022 Q3	$2.69M	Buy	5,695 +495	+10%	+$257K	0.95%	31
2022 Q2	$2.5M	Sell	5,200 -6,859	-57%	-$3.48M	0.67%	43
2022 Q1	$6.94M	Sell	12,059 -490	-4%	-$257K	1.11%	19
2021 Q4	$7.13M	Buy	12,549 +50	+0.4%	+$25.6K	1.01%	17
2021 Q3	$5.65M	Sell	12,499 -500	-4%	-$220K	0.82%	28
2021 Q2	$5.15M	Sell	12,999 -20	-0.2%	-$7.56K	0.54%	34
2021 Q1	$4.59M	Buy	13,019 +2,255	+21%	+$785K	0.71%	33
2020 Q4	$4.06M	Sell	10,764 -1,200	-10%	-$448K	0.66%	41
2020 Q3	$4.25M	Sell	11,964 -500	-4%	-$168K	0.88%	30
2020 Q2	$3.78M	Buy	12,464 +7,629	+158%	+$2.32M	1.03%	27
2020 Q1	$1.38M	Buy	4,835 +3,000	+163%	+$910K	0.77%	40
2019 Q4	$539K	Hold	1,835	–	–	0.14%	130
2019 Q3	$529K	Hold	1,835	–	–	0.15%	117
2019 Q2	$485K	Sell	1,835 -400	-18%	-$99.7K	0.15%	111
2019 Q1	$541K	Hold	2,235	–	–	0.19%	105
2018 Q4	$455K	Sell	2,235 -7,000	-76%	-$1.56M	0.28%	77
2018 Q3	$2.17M	Sell	9,235 -3,000	-25%	-$676K	0.56%	69
2018 Q2	$2.56M	Sell	12,235 -3,167	-21%	-$626K	0.74%	47
2018 Q1	$2.9M	Sell	15,402 -1,387	-8%	-$262K	0.95%	40
2017 Q4	$3.13M	Sell	16,789 -3,396	-17%	-$586K	1.06%	32
2017 Q3	$3.32M	Buy	20,185 +15,185	+304%	+$2.39M	1.14%	28
2017 Q2	$800K	Buy	+5,000	New	+$862K	0.31%	98
2016 Q4	–	Sell	-10,000	Closed	-$1.52M	–	207
2016 Q3	$1.52M	Buy	+10,000	New	+$1.62M	0.73%	44

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 $3.37T AUM 44.26% 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

K.J. Harrison & Partners's COST Position: Q2 2026 in Review

K.J. Harrison & Partners increased its Costco (COST) stake by 0.55% in Q2 2026, buying an estimated $19.9K and bringing the position to 3,629 shares worth $3.39M. The position accounts for 0.48% of the portfolio, ranked #67.

K.J. Harrison & Partners first reported a position in COST in Q3 2016 and has held it in 38 quarters since. The position peaked at $10.6M in Q4 2024. 4,224 funds tracked by Wall St. Rank hold COST as of Q2 2026.

K.J. Harrison & Partners held 3,629 shares of Costco worth $3.39M as of Q2 2026.
K.J. Harrison & Partners bought 20 Costco shares in Q2 2026, an estimated $19.9K.
Costco made up 0.48% of K.J. Harrison & Partners's portfolio in Q2 2026, its #67 holding.
K.J. Harrison & Partners first reported a position in Costco in Q3 2016 and has held it in 38 quarters since.
K.J. Harrison & Partners's Costco position peaked at $10.6M in Q4 2024.
4,224 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on K.J. Harrison & Partners's 13F filing for Q2 2026, filed 7 Aug 2026.