CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in WAT — Waters Corp /De/

CIK 1081019 WEST SACRAMENTO, CA

Position in WAT

as of Mar 31, 2026 · filed May 18, 2026 Compact

Position Value

$45,878,770

+$11,061,274 QoQ

Shares Held

154,059

+68.1% QoQ

Ownership

0.157%

of shares outstanding

% of Portfolio

0.05%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $916,588,968 across 29 Diagnostics & Research names. WAT ranks #5 (5.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TMO	Thermo Fisher Scientific Inc.	571,811	$281,062,260
2	DHR	Danaher Corp /De/	973,686	$184,610,865
3	IDXX	Idexx Laboratories Inc /De	122,654	$68,918,056
4	A	Agilent Technologies, Inc.	438,607	$49,992,425
5	WAT	Waters Corp /De/ This page	154,059	$45,878,770
6	IQV	Iqvia Holdings Inc.	261,431	$44,584,442
7	NTRA	Natera, Inc.	197,815	$39,561,021
8	MTD	Mettler Toledo International Inc/	30,547	$38,525,876

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$45,878,770	154,059	+68.1%	Shares	Sole	2026-05-18
2025-12-31	$34,817,496	91,666	-4.7%	Shares	Sole	2026-02-17
2025-09-30	$28,827,031	96,151	+3.7%	Shares	Sole	2025-11-14
2025-06-30	$32,367,875	92,734	+3.3%	Shares	Sole	2025-08-14
2025-03-31	$33,078,788	89,749	+0.5%	Shares	Sole	2025-05-15
2024-12-31	$33,135,191	89,318	-5.3%	Shares	Sole	2025-03-18
2024-09-30	$33,958,140	94,357	-0.0%	Shares	Sole	2025-04-04
2024-06-30	$27,380,655	94,377	+0.3%	Shares	Sole	2025-04-08
2024-03-31	$32,389,289	94,092	+0.5%	Shares	Sole	2024-05-16
2023-12-31	$30,813,952	93,594	+1.5%	Shares	Sole	2024-02-13
2023-09-30	$25,292,581	92,238	-2.7%	Shares	Sole	2023-11-14
2023-06-30	$25,278,120	94,838	-3.2%	Shares	Sole	2023-08-21
2023-03-31	$30,325,471	97,941	-1.5%	Shares	Sole	2023-05-09
2022-12-31	$34,079,173	99,478	+0.1%	Shares	Sole	2023-02-14
2022-09-30	$26,796,133	99,418	-1.4%	Shares	Sole	2022-11-21
2022-06-30	$33,363,445	100,802	-1.8%	Shares	Sole	2022-08-15
2022-03-31	$31,868,362	102,672	-5.9%	Shares	Sole	2022-05-16
2021-12-31	$40,637,991	109,066	+1.0%	Shares	Sole	2022-02-15
2021-09-30	$38,588,042	107,999	-2.2%	Shares	Sole	2021-11-15
2021-06-30	$38,174,352	110,455	-1.8%	Shares	Sole	2021-08-16
2021-03-31	$31,959,747	112,467	+1.0%	Shares	Sole	2021-05-18
2020-12-31	$27,553,928	111,365	+0.6%	Shares	Sole	2021-02-16
2020-09-30	$21,660,993	110,696	+2.0%	Shares	Sole	2020-11-17
2020-06-30	$19,571,596	108,490	-5.7%	Shares	Sole	2020-08-17
2020-03-31	$20,951,588	115,087	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.