Willdan Group, Inc.
Willdan provides professional, technical and consulting services to utilities, public agencies at all levels of government, private industry, and commercial and industrial firms. Its two segments are Energy and Engineering and Consulting. Energy services include efficiency audits and program design, demand reduction, grid optimization, renewable energy planning, facility improvements, construction management, and software and data analytics. Engineering and Consulting services include civil engineering, building and safety support, infrastructure planning and construction oversight, transportation and water services, district administration, and financial consulting for public agencies. Willdan serves investor-owned and municipal utilities, cities, counties, school districts, universities, other public agencies, and businesses. It earns fees under time-and-materials, unit-based, and fixed-price contracts, as well as licensing agreements and retainers. Willdan operates a nationwide network of offices across 22 states, the District of Columbia, Alberta, and Puerto Rico. It is headquartered in Anaheim, California.
No SEC Form 4 filings for $WLDN in the last 30 days.
See all $WLDN insider activity →Willdan Group (WLDN) completed its $285M cash acquisition of Mantis Innovation, expanding its energy efficiency and advisory services. The deal, subject to adjustments, follows HSR clearance. Investors await details on revenue, margin, and guidance impacts during the Nov 5 earnings call, as well as integration plans and synergy targets.
Willdan Group, Inc. (WLDN) filed an SEC Form 8-K — Entry into a Material Definitive Agreement. Item 1.01 Entry into a Material Definitive Agreement On September 22, 2026, Willdan Energy Solutions, Inc. (“Energy Solutions”), a wholly owned subsidiary of Willdan Group, Inc. (“Willdan”), entered into a Membership Interest Purchase Agreement (the “Purchase Agreement”) with Man
Brisbin Thomas Donald sold 4,905 shares of Willdan Group, Inc. (WLDN) at an average of $79.36 ($79.01–$80.91, $0.39M total) across 2 trades on 2026-09-15.
Over the past 7 days, AlphAI's AI scored 3 news stories mentioning WLDN (Willdan Group, Inc.). Coverage has skewed bullish: 2 bullish, 1 neutral, and 0 bearish.
Recent WLDN coverage spans mergers & acquisitions, insider activity and earnings.
Deal close reduces deal-execution risk and shifts focus to integration and any post-close financial impact.
The acquisition expands Willdan's energy solutions portfolio and adds significant assets.
Small insider sale by a director; unlikely to move price materially.
Insider sale may signal reduced confidence, potential short-term pressure on the stock.
Significant insider sell by a director may indicate reduced confidence or portfolio rebalancing.
AlphAI scores every news story that mentions WLDN with an AI model for sentiment and relevance, and aggregates insider trades from Willdan Group, Inc.'s SEC EDGAR Form 4 filings. Figures refresh continuously.
Willdan Group (WLDN) completed its $285M cash acquisition of Mantis Innovation, expanding its energy efficiency and advisory services. The deal, subject to adjustments, follows HSR clearance. Investors await details on revenue, margin, and guidance impacts during the Nov 5 earnings call, as well as integration plans and synergy targets.
2 min readWilldan Group, Inc. (WLDN) filed an SEC Form 8-K — Entry into a Material Definitive Agreement. Item 1.01 Entry into a Material Definitive Agreement On September 22, 2026, Willdan Energy Solutions, Inc. (“Energy Solutions”), a wholly owned subsidiary of Willdan Group, Inc. (“Willdan”), entered into a Membership Interest Purchase Agreement (the “Purchase Agreement”) with Man
1 min readBrisbin Thomas Donald sold 4,905 shares of Willdan Group, Inc. (WLDN) at an average of $79.36 ($79.01–$80.91, $0.39M total) across 2 trades on 2026-09-15.
1 min readBrisbin Thomas Donald sold 3,439 shares of Willdan Group, Inc. (WLDN) at $88.19 ($0.30M total) on 2026-09-08.
1 min readBrisbin Thomas Donald sold 58,757 shares of Willdan Group, Inc. (WLDN) at $88.14 ($5.18M total) on 2026-09-03.
1 min readWilldan Group (WLDN) shares fell about 3% to $83.88 after it announced plans to acquire substantially all assets of KCS Corporation, adding a 15-person power-delivery engineering team to its APG group. The deal targets data center backup power, battery storage, and grid modernization. Markets were mixed ahead of Fed minutes and retail earnings.
3 min readWilldan Group Inc (NASDAQ:WLDN) shares fell 2.9% after the company said it acquired substantially all assets of KCS Corporation, an engineering consulting firm in suburban Chicago. Willdan said the deal adds 15 employees and expands its power delivery engineering capacity for data centers, battery storage, and grid modernization.
2 min readWilldan Group (WLDN) reported Q2 FY2026 contract revenue of $231.0 million (+33.2% YoY) and net revenue of $117.2 million (+23.5%). Adjusted EBITDA was $33.0 million (+50.6%) with 28.2% margin. GAAP diluted EPS was $1.58 (+53.4%). Full-year 2026 guidance: net revenue $415-$430 million, adjusted EBITDA $103-$107 million, adjusted EPS $5.00-$5.15.
6 min readWilldan Group (NASDAQ:WLDN) reported Q2 call highlights including 18% organic net revenue growth excluding Burton, and a company-record 28.2% adjusted EBITDA margin. Contract awards included a $110M LADWP solar streetlight expansion. For 1H, contract revenue rose 19% to $386M and net revenue 16% to $210M. Willdan raised 2026 outlook: net revenue $415M-$430M, adjusted EBITDA $103M-$107M, adjusted EPS $5.00-$5.15.
6 min readWilldan Group, Inc. (WLDN) filed an SEC Form 8-K — Results of Operations and Financial Condition. Exhibit 99.1 Willdan Group Reports Second Quarter Results ANAHEIM, Calif. –August 6, 2026 – Willdan Group, Inc. (“Willdan”) (Nasdaq: WLDN) today announced its financial results for the second quarter ended July 3, 2026. Second Quarter 2026 Highlights a ● Contract revenue of
4 min read
