CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in WLDN — Willdan Group, Inc.

CIK 1081019 WEST SACRAMENTO, CA

Back to WLDN Full portfolio

Position in WLDN

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

Position Value

$1,378,692

-$63,322 QoQ

Shares Held

18,008

+29.5% QoQ

Ownership

0.119%

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")%

Common Shares in WLDN Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Mar 31, 2026

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $462,184,201 across 34 Engineering & Construction names. WLDN ranks #26 (0.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PWR	Quanta Services, Inc.	222,144	$121,961,498
2	FIX	Comfort Systems USA Inc	54,276	$74,846,061
3	EME	EMCOR Group, Inc.	65,004	$47,993,103
4	J	Jacobs Solutions Inc.	226,401	$28,816,319
5	MTZ	Mastec Inc	73,004	$23,488,306
6	ACM	Aecom	241,001	$20,441,704
7	APG	APi Group Corp	411,451	$16,671,994
8	STRL	Sterling Infrastructure, Inc.	35,760	$14,563,975

All Filings in WLDN

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,378,692	18,008	+29.5%	Shares	Sole	2026-05-18
2025-12-31	$1,442,014	13,911	+7.5%	Shares	Sole	2026-02-17
2025-09-30	$1,251,652	12,945	+1278.6%	Shares	Sole	2025-11-14
2025-06-30	$58,696	939	0.0%	Shares	Sole	2025-08-14
2025-03-31	$38,236	939	0.0%	Shares	Sole	2025-05-15
2024-12-31	$35,766	939	+3.0%	Shares	Sole	2025-03-18
2024-09-30	$37,346	912	0.0%	Shares	Sole	2025-04-04
2024-06-30	$26,311	912	-26.5%	Shares	Sole	2025-04-08
2024-03-31	$35,947	1,240	-38.2%	Shares	Sole	2024-05-16
2023-12-31	$43,129	2,006	-25.4%	Shares	Sole	2024-02-13
2023-09-30	$54,956	2,690	-33.7%	Shares	Sole	2023-11-14
2023-06-30	$77,693	4,055	-6.1%	Shares	Sole	2023-08-21
2023-03-31	$67,447	4,318	-6.9%	Shares	Sole	2023-05-09
2022-12-31	$82,752	4,636	-69.9%	Shares	Sole	2023-02-14
2022-09-30	$227,748	15,378	+1.5%	Shares	Sole	2022-11-21
2022-06-30	$418,002	15,156	-8.9%	Shares	Sole	2022-08-15
2022-03-31	$510,804	16,644	-1.9%	Shares	Sole	2022-05-16
2021-12-31	$597,168	16,965	+5.7%	Shares	Sole	2022-02-15
2021-09-30	$571,326	16,053	+6.9%	Shares	Sole	2021-11-15
2021-06-30	$565,465	15,023	-3.6%	Shares	Sole	2021-08-16
2021-03-31	$639,887	15,588	0.0%	Shares	Sole	2021-05-18
2020-12-31	$650,019	15,588	0.0%	Shares	Sole	2021-02-16
2020-09-30	$397,649	15,588	+3.7%	Shares	Sole	2020-11-17
2020-06-30	$375,975	15,033	0.0%	Shares	Sole	2020-08-17
2020-03-31	$321,255	15,033	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.