Question 1

How many shares of COST does MARSHALL WACE, LLP own?

Accepted Answer

As of 2026-Q1, MARSHALL WACE, LLP holds 263,741 shares of COST (COSTCO WHOLESALE CORPORATION).

Question 2

What is MARSHALL WACE, LLP's COST position worth?

Accepted Answer

As of 2026-Q1, MARSHALL WACE, LLP's COST position is worth $262.8M.

Question 3

Is MARSHALL WACE, LLP buying or selling COST?

Accepted Answer

In 2026-Q1, MARSHALL WACE, LLP decreased their COST position (-48.5% change in shares).

Question 4

When did MARSHALL WACE, LLP first buy COST?

Accepted Answer

Based on available 13F filings, MARSHALL WACE, LLP first reported a position in COST in 2024-Q2. They have held the position across 30 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q1 Latest	Decreased	263,741	-48.5%	$262.8M	0.3%	$1,007.77	0
2025-Q4	Increased	512,030	+462.4%	$441.5M	0.4%	$864.47	60
2025-Q3	Decreased	91,045	-71.9%	$84.3M	0.1%	$914.33	0
2025-Q2	Decreased	323,491	-40.8%	$320.2M	0.4%	$981.05	0
2025-Q1	Increased	546,047	+429.8%	$516.4M	0.7%	$924.59	71
2024-Q4	Increased	103,077	+5111.2%	$94.4M	0.1%	$916.17	58
2024-Q3	Decreased	1,978	-99.7%	$1.8M	0.0%	$878.65	0
2024-Q2	Decreased	572,362	-12.9%	$486.5M	0.6%	$842.10	0

COSTShowing 8 of 30 quarters

COST
Showing 8 of 30 quarters