Question 1

How many shares of COST does PARNASSUS INVESTMENTS, LLC own?

Accepted Answer

As of 2026-Q2, PARNASSUS INVESTMENTS, LLC holds 625,050 shares of COST (COSTCO WHOLESALE CORP).

Question 2

What is PARNASSUS INVESTMENTS, LLC's COST position worth?

Accepted Answer

As of 2026-Q2, PARNASSUS INVESTMENTS, LLC's COST position is worth $584.7M.

Question 3

Is PARNASSUS INVESTMENTS, LLC buying or selling COST?

Accepted Answer

In 2026-Q2, PARNASSUS INVESTMENTS, LLC decreased their COST position (-7.5% change in shares).

Question 4

When did PARNASSUS INVESTMENTS, LLC first buy COST?

Accepted Answer

Based on available 13F filings, PARNASSUS INVESTMENTS, LLC first reported a position in COST in 2024-Q3. They have held the position across 29 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	625,050	-7.5%	$584.7M	1.6%	$933.99	0
2026-Q1	Increased	675,504	+2.0%	$673.1M	2.0%	$993.41	51
2025-Q4	Increased	662,447	+57.6%	$571.3M	1.5%	$858.55	71
2025-Q3	Decreased	420,438	-3.2%	$389.2M	0.9%	$920.26	0
2025-Q2	Decreased	434,151	-14.4%	$429.8M	1.0%	$982.84	0
2025-Q1	Decreased	507,363	-28.6%	$479.9M	1.2%	$937.77	0
2024-Q4	Decreased	710,831	-6.7%	$651.3M	1.4%	$907.51	0
2024-Q3	Decreased	762,199	-0.1%	$675.7M	1.4%	$876.88	0