<div id="readability-page-1"><div><p><span>Dumont Lisa M Vice President of Cabot Corp [CBT] filed a Form 4 on November 21, 2025 with the Securities and Exchange Commission disclosing the following changes in ownership:</span></p><div><table><tbody><tr><td><span>Date</span></td><td><span>11/19/25</span></td></tr><tr><td><span>Transaction</span></td><td><span>Surrender(1)</span></td></tr><tr><td><span>Shares</span></td><td><span>200</span></td></tr><tr><td><span>Price</span></td><td><span>$59.76</span></td></tr><tr><td><span>Value</span></td><td><span>$11,952</span></td></tr></tbody></table></div><p><span>Ending Holdings: 13,314 (11,715 - Direct, 1,599 - Indirect)</span></p><ul><li><span>(1)</span></li><li><span>Surrender of shares back to company to pay option exercise cost and/or resulting tax liability.</span></li></ul><p><span>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.</span></p><p><span>Founded in 1970, The Washington Service provides securities professionals with financial, economic and public policy research and data.</span></p><span> </span></div></div>

<p>VP Dumont Lisa M of Cabot Corp filed a Form 4 with the SEC on November 21, 2025, disclosing the surrender of 200 shares at $59.76 each to cover option exercise costs and/or tax liabilities. Her ending holdings are 13,314 shares.</p>

VP Dumont Surrenders 200 Of Cabot Corp [CBT]