William James Farrell III serves as Executive at PRO DEX INC, where they oversee executive responsibilities. Since joining the company, William James Farrell III has executed 12 insider transactions totaling $228.1K, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 20, 2025 involved receiving (via award) 1,000 shares valued at $0.
William James Farrell III currently holds 2,000 shares of PRO DEX INC (PDEX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William James Farrell III has been a net seller of PDEX stock. They have purchased $58.1K and sold $169.9K worth of shares.
William James Farrell III's most recent insider trade was on Nov 20, 2025, when they sold 1,000 shares at $0.00 per share.
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| $20.62 |
| Discretionary |
| Feb 12, 2021 | PDEX | $65.9K | Sale | 2,500 | $26.36 | Discretionary |
| Nov 10, 2020 | PDEX | $104.0K | Sale | 2,800 | $37.15 | Discretionary |
| Feb 12, 2018 | PDEX | $14.8K | Purchase | 2,200 | $6.75 | Discretionary |
| Mar 23, 2016 | PDEX | $2.1K | Small Acquisition | 600 | $3.42 | Discretionary |
| Mar 23, 2016 | PDEX | $2.1K | Purchase | 600 | $3.42 | Discretionary |
| Mar 22, 2016 | PDEX | $2.4K | Small Acquisition | 700 | $3.36 | Discretionary |
| Mar 10, 2016 | PDEX | $2.0K | Small Acquisition | 600 | $3.31 | Discretionary |
| Mar 9, 2016 | PDEX | $2.2K | Small Acquisition | 700 | $3.17 | Discretionary |
| Dec 10, 2015 | PDEX | $2.4K | Small Acquisition | 1,000 | $2.41 | Discretionary |
| Dec 9, 2015 | PDEX | $2.4K | Small Acquisition | 1,000 | $2.42 | Discretionary |