<div id="readability-page-1"><div><p><span>Newhall Charles W III Chairman of the Board of Supernus Pharmaceuticals Inc [SUPN] filed a Form 4 on November 24, 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>11/21/25</span></td></tr><tr><td><span>Transaction</span></td><td><span>Exercise(1)</span></td></tr><tr><td><span>Shares</span></td><td><span>15,000</span></td></tr><tr><td><span>Price</span></td><td><span>$12.98</span></td></tr><tr><td><span>Value</span></td><td><span>$194,700</span></td></tr></tbody></table></div><p><span>Ending Holdings: 119,644 - Direct</span></p><ul><li><span>(1)</span></li><li><span>Exercised 8.7 years after vest date and 3.3 months before expiration date.</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>

SUPN

<p>Charles W. Newhall III, Chairman of Supernus Pharmaceuticals Inc, acquired 15,000 shares of the company at $12.98 each, totaling $194,700. This transaction was filed with the SEC on November 24, 2025. Newhall's ending holdings are now 119,644 shares. The shares were exercised 8.7 years after the vest date and 3.3 months before expiration.</p>

Chmn Newhall III Acquires 15,000 Of Supernus Pharmaceuticals Inc [SUPN]