<div id="readability-page-1"><div>Charlton Alisha Chief Financial Officer of Pro-Dex Inc [PDEX] filed a Form 4 on November 21, 2025 with the Securities and Exchange Commission disclosing the following changes in ownership:<div><table><tbody><tr><th>Date</th><th>Transaction</th><th>Shares</th><th>Price</th><th>Value</th></tr><tr><td>11/20/25</td><td>Exercise</td><td>200</td><td>$0.00</td><td>N/A</td></tr><tr><td>11/20/25</td><td>Surrender(1)</td><td>72</td><td>$30.83</td><td>$2,220</td></tr></tbody></table></div>Ending Holdings: 17,267 - Direct<ul><li>(1)</li><li>Surrender of shares back to company to pay option exercise cost and/or resulting tax liability.</li></ul>For a free trial, or to learn more about our insider trading analysis and data services, please visit http://www.washingtonservice.com or contact us at (301) 913-5100 or send an email to info@washingtonservice.com.Founded in 1970, The Washington Service provides securities professionals with financial, economic and public policy research and data. </div></div>

PDEX

Charlton Alisha, CFO of Pro-Dex Inc [PDEX], filed a Form 4 on November 21, 2025, disclosing ownership changes. On 11/20/25, she exercised 200 shares and surrendered 72 shares at $30.83 each, ending with 17,267 direct holdings. The surrender was to cover option exercise costs and/or tax liabilities.

CFO Charlton Acquires 128 Of Pro-Dex Inc [PDEX]