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The company

Willdan Group, Inc.

WLDN · Nasdaq

IndustrialsProfessional ServicesNot moving yetData-Center Infrastructure

WLDN stood above a rising 150-day average in 18 of the last 52 weekly readings, and has been out of that trend for the last 34 weeks. It is 9.3% below that average now. Professional Services: 32% of its 72 stocks in an uptrend (−3 points in four weeks); Industrials: 26% (−5 points in four weeks).

SEC filings

Statistics

Rotation: Not moving yet
Weeks in an uptrend: out for 34
Industry in uptrend: 32% -3 in 4 wk
Insider buys, 12 months: $0
Insider sales, 12 months: $25.0M
Officials’ trades on record: 0
Institutions holding: 227 (-4)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 18 of 52 weeks.

20 Apr – 19 Oct

Professional Services: A minority of its stocks are in an uptrend and the share has held steady. Industrials: A minority of its stocks are in an uptrend and the share has been slipping.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

No member of Congress or official has disclosed a trade in it.

Insiders

Buy orders, 12 months0

Sale orders, 12 months6

Buyers · sellers0 · 3

Who	Did	Shares	Traded
Thomas Donald BrisbinDirector	sold	4,005at $79.01	15 Sep 2026filed 16 Sep 2026
Thomas Donald BrisbinDirector	sold	900at $80.91	15 Sep 2026filed 16 Sep 2026
Thomas Donald BrisbinDirector	sold	3,439at $88.19	8 Sep 2026filed 9 Sep 2026
Thomas Donald BrisbinDirector	sold	58,757at $88.14	3 Sep 2026filed 4 Sep 2026
Michael A. BieberPRESIDENT AND CEO	sold	25,429at $90.88	14 May 2026filed 15 May 2026
Michael A. BieberPRESIDENT AND CEO	sold	23,015at $91.95	14 May 2026filed 15 May 2026
Michael A. BieberPRESIDENT AND CEO	sold	7,956at $92.65	14 May 2026filed 15 May 2026
Michael A. BieberPRESIDENT AND CEO	sold	276at $93.74	14 May 2026filed 15 May 2026
Michael A. BieberPRESIDENT AND CEO	sold	9,991at $92.65	13 May 2026filed 14 May 2026
Steven A. CohenDirector	sold	6,000at $81.82	6 Mar 2026filed 10 Mar 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders227-4 on the quarter

New · exited46 · 49

Reported value$1.0B

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
BlackRock, Inc.added · filed 7 Aug 2026	1,438,623$113.8M	+120,899+9.2%
Divisadero Street Capital Management, LPadded · filed 14 Aug 2026	1,324,293$104.8M	+1,159,306+702.7%
VANGUARD CAPITAL MANAGEMENT LLCadded · filed 13 Aug 2026	632,916$50.1M	+19,589+3.2%
NEUMEIER POMA INVESTMENT COUNSEL LLCadded · filed 13 Aug 2026	530,210$41.9M	+314,550+145.9%
VANGUARD PORTFOLIO MANAGEMENT LLCadded · filed 13 Aug 2026	527,252$41.7M	+42,071+8.7%
Allspring Global Investments Holdings, LLCadded · filed 13 Aug 2026	390,720$30.5M	+174,291+80.5%
GEODE CAPITAL MANAGEMENT, LLCadded · filed 12 Aug 2026	383,399$30.3M	+29,107+8.2%
FIRST TRUST ADVISORS LPadded · filed 11 Aug 2026	361,079$28.6M	+74,221+25.9%
ALTA FOX CAPITAL MANAGEMENT, LLCnew · filed 14 Aug 2026	359,806$28.5M	+359,806
Swedbank ABadded · filed 15 Jul 2026	349,700$27.7M	+113,000+47.7%