Grantham, Mayo, Van Otterloo & Co. LLC

Position in WAT — Waters Corp /De/

CIK 1352662 Boston, MA

Position in WAT

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$202,896

-$1,620,288 QoQ

Shares Held

541

-88.7% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#830

of 1,173 holders

Holding Since

Sep 2021

4 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

Grantham, Mayo, Van Otterloo & Co. LLC holds $1,794,242,555 across 5 Diagnostics & Research names. WAT ranks #5 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TMO	Thermo Fisher Scientific Inc.	2,739,191	$1,373,320,799
2	DGX	Quest Diagnostics Inc	1,888,207	$400,205,473
3	MEDP	Medpace Holdings, Inc.	34,060	$18,037,835
4	A	Agilent Technologies, Inc.	18,637	$2,475,552
5	WAT	Waters Corp /De/ This page	541	$202,896

4 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$202,896	541	-88.7%	Shares	Sole	2026-08-13
2025-12-31	$1,823,184	4,800	0.0%	Shares	Sole	2026-02-17
2025-09-30	$1,439,088	4,800	-53.8%	Shares	Sole	2025-11-13
2021-09-30	$3,715,920	10,400	—	Shares	Sole	2021-11-12
No filing history on record for this holder in this stock.