Open Insider Trading Activity for Willdan Group, Inc. PRESIDENT AND CEO Bieber Michael A
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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Charting by TradingView Lightweight Charts
| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. WLDN | 2026-05-15 | 2026-05-14 | Willdan Group, Inc. | Bieber Michael A | PRESIDENT AND CEO | Sell | 4 | 56,676 | $91.58 | $5,190,212.41 | 5.18% | View Filing |
| Explained M/S: sale activity tied to share conversions or derivative-related share movements. WLDN | 2025-05-20 | 2025-05-16 | Willdan Group, Inc. | Bieber Michael A | PRESIDENT AND CEO | Sell | 1 | 25,000 | $48.11 | $1,202,750.00 | 11.06% | View Filing |
| Explained M/S: sale activity tied to share conversions or derivative-related share movements. WLDN | 2024-08-14 | 2024-08-12 | Willdan Group, Inc. | Bieber Michael A | PRESIDENT AND CEO | Sell | 1 | 750 | $36.46 | $27,345.00 | 0.44% | View Filing |