Michael A Bieber

President and CEO, Director, Willdan Group, Inc.

Bought, 12 months

$0.0M

Sold, 12 months

$6.1M

Companies

Latest trade

May 14, 2026

Companies

Willdan Group, Inc.President and CEO, Director −$6.1M

Trades

WLDN Sold 56,676 shares at $91.58 $5.2M May 14

WLDN Sold 9,991 shares at $92.65 $0.9M May 13

Open-market trades from SEC Form 4 only: no grants, option exercises or gifts. People are matched by the name on their filings, so two people with the same name share this page. For information only — not investment advice.