CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in OPK — Opko Health, Inc.

CIK 1081019 WEST SACRAMENTO, CA

Position in OPK

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

Position Value

$472,002

-$53,528 QoQ

Shares Held

414,037

-0.7% QoQ

Ownership

0.055%

of shares outstanding

% of Portfolio

0.00%

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. OPK ranks #26 (0.1% 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/	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	$472,002	414,037	-0.7%	Shares	Sole	2026-05-18
2025-12-31	$525,530	417,088	+0.4%	Shares	Sole	2026-02-17
2025-09-30	$643,848	415,386	+28.2%	Shares	Sole	2025-11-14
2025-06-30	$427,834	324,117	0.0%	Shares	Sole	2025-08-14
2025-03-31	$538,034	324,117	0.0%	Shares	Sole	2025-05-15
2024-12-31	$476,451	324,117	-1.1%	Shares	Sole	2025-03-18
2024-09-30	$488,447	327,817	-3.3%	Shares	Sole	2025-04-04
2024-06-30	$423,820	339,056	-19.8%	Shares	Sole	2025-04-08
2024-03-31	$507,212	422,677	-5.0%	Shares	Sole	2024-05-16
2023-12-31	$671,832	444,922	-4.2%	Shares	Sole	2024-02-13
2023-09-30	$743,297	464,561	-8.6%	Shares	Sole	2023-11-14
2023-06-30	$1,102,607	508,114	-14.1%	Shares	Sole	2023-08-21
2023-03-31	$863,331	591,323	-1.0%	Shares	Sole	2023-05-09
2022-12-31	$746,243	596,995	+10.4%	Shares	Sole	2023-02-14
2022-09-30	$1,021,690	540,577	-1.6%	Shares	Sole	2022-11-21
2022-06-30	$1,390,133	549,460	+0.5%	Shares	Sole	2022-08-15
2022-03-31	$1,880,682	546,710	-7.7%	Shares	Sole	2022-05-16
2021-12-31	$2,849,410	592,393	+3.4%	Shares	Sole	2022-02-15
2021-09-30	$2,091,114	572,908	+5.7%	Shares	Sole	2021-11-15
2021-06-30	$2,194,893	541,949	-9.6%	Shares	Sole	2021-08-16
2021-03-31	$2,573,026	599,773	-0.5%	Shares	Sole	2021-05-18
2020-12-31	$2,381,257	602,850	+0.1%	Shares	Sole	2021-02-16
2020-09-30	$2,221,996	602,167	+0.4%	Shares	Sole	2020-11-17
2020-06-30	$2,044,973	599,699	+2.7%	Shares	Sole	2020-08-17
2020-03-31	$782,357	583,849	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.