8-K current report · filed Sep 23, 2026

Willdan Group, Inc. (WLDN) 8-K Current Report: September 23, 2026

Item 1.01WLDN overview

Short answer

Willdan Group, Inc. (WLDN) filed an 8-K current report with the SEC on September 23, 2026 reporting Item 1.01 (Entry into a Material Definitive Agreement). Willdan agreed to acquire 100% of Mantis Intermediate Holdings for a $285 million base cash purchase price.

Willdan Group, Inc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 1.01 · Entry into a Material Definitive Agreement

  • Willdan agreed to acquire 100% of Mantis Intermediate Holdings for a $285 million base cash purchase price
  • Final consideration subject to working capital, cash, debt, and transaction-expense adjustments
  • Closing targeted for October 30, 2026, subject to regulatory approval and customary conditions
  • Acquisition requires debt financing, with Willdan guaranteeing Energy Solutions’ payment and performance obligations
  • Transaction creates significant financing and execution exposure for Willdan shareholders before closing

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