Does Primecap own ROST stock?

Yes. As of its Q2 2026 13F, Primecap holds 9,104,980 shares of ROST (Ross Stores), worth $1.9B.

How many shares of ROST does Primecap own?

As of its Q2 2026 13F, Primecap holds 9,104,980 shares of ROST (Ross Stores).

As of its Q2 2026 13F, Primecap's ROST position is worth $1.9B.

In Q2 2026, Primecap reduced its ROST position by 65,050 shares (-0.7%).

Primecap already held ROST in its Q4 2018 13F, the earliest on record, and has listed it in 31 quarterly 13F filings.

31 quarters

Position history for PRIMECAP Management Co.'s holdings in Ross Stores, Inc.

Current Value

$1.9B

Current Shares

9.1M

Total Value Change

+$904.5M

Total Shares Change

-3.3M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	9.1M	-0.7%	$1.9B	1.1%	$212.44	0
2026-Q1	Decreased	9.2M	-0.4%	$2B	1.6%	$215.79	0
2025-Q4	Decreased	9.2M	-7.5%	$1.7B	1.3%	$179.06	0
2025-Q3	Decreased	10M	-3.1%	$1.5B	1.2%	$151.13	0
2025-Q2	Increased	10.3M	+0.5%	$1.3B	1.0%	$126.19	50
2025-Q1	Decreased	10.2M	-1.4%	$1.3B	1.1%	$126.04	0
2024-Q4	Decreased	10.4M	-1.6%	$1.6B	1.2%	$148.71	0
2024-Q3	Decreased	10.5M	-1.1%	$1.6B	1.2%	$147.62	0
2024-Q2	Decreased	10.7M	-0.6%	$1.5B	1.1%	$142.18	0
2024-Q1	Decreased	10.7M	-0.9%	$1.6B	1.2%	$143.22	0
2023-Q4	Decreased	10.8M	-1.0%	$1.5B	1.2%	$134.72	0
2023-Q3	Decreased	10.9M	-0.7%	$1.2B	1.0%	$109.67	0
2023-Q2	Decreased	11M	-2.5%	$1.2B	1.0%	$108.58	0
2023-Q1	Increased	11.3M	+0.8%	$1.2B	1.0%	$102.43	51
2022-Q4	Decreased	11.2M	-1.1%	$1.3B	1.2%	$111.67	0
2022-Q3	Decreased	11.3M	-0.1%	$952.4M	0.9%	$80.86	0
2022-Q2	Decreased	11.3M	-0.3%	$794.7M	0.7%	$67.15	0
2022-Q1	Increased	11.3M	+0.5%	$1B	0.8%	$86.17	45
2021-Q4	Decreased	11.3M	-1.4%	$1.3B	0.9%	$108.48	0
2021-Q3	Decreased	11.4M	-0.1%	$1.2B	0.9%	$103.06	0
2021-Q2	Decreased	11.5M	-1.6%	$1.4B	1.0%	$117.12	0
2021-Q1	Increased	11.6M	+6.1%	$1.4B	1.0%	$112.98	48
2020-Q4	Decreased	11M	-0.2%	$1.3B	1.0%	$115.45	0
2020-Q3	Increased	11M	+0.9%	$1B	0.8%	$87.73	45
2020-Q2	Decreased	10.9M	-2.6%	$928.7M	0.8%	$80.13	0
2020-Q1	Decreased	11.2M	-1.6%	$972.9M	1.0%	$81.76	0
2019-Q4	Decreased	11.4M	-0.2%	$1.3B	1.0%	$109.11	0
2019-Q3	Decreased	11.4M	-1.8%	$1.3B	1.0%	$102.72	0
2019-Q2	Decreased	11.6M	-6.5%	$1.2B	0.9%	$92.47	0
2019-Q1	Decreased	12.4M	-0.1%	$1.2B	0.9%	$86.63	0
2018-Q4	First report	12.4M	-	$1B	0.8%	$77.19	0