<div><div></div><div><span><p><span>William Lewis, a director and the Chair and CEO, sold 13,283 shares of common stock at $116.18 per share to satisfy tax withholding on vested restricted stock units and related broker fees for a total sale amount of $1,543,218; following the transaction, Lewis directly owned 287,902 shares and indirectly owned 233,924 shares held by a trust.</span></p><p><span>Sara Bonstein, an officer serving as Chief Financial Officer, sold 8,272 shares of common stock at $116.18 per share on May 13, 2026 to satisfy tax withholding obligations upon the vesting of restricted stock units and to cover related broker fees for a total sale amount of $961,040; after the transaction, Bonstein directly owned 71,486 shares of common stock.</span></p><p><span>Roger Adsett, an officer serving as Chief Operating Officer, sold 5,837 shares of common stock at $116.18 per share to satisfy tax withholding obligations and cover related broker fees for a total sale amount of $678,142; following the transaction, Adsett directly beneficially owned 100,973 shares of common stock.</span></p><div><table><thead><tr><th><span>Reporter Name</span></th><th><span>Relationship</span></th><th><span>Type</span></th><th><span>Amount</span></th><th><span>SEC Filing</span></th></tr></thead><tbody><tr><td><span>Lewis William</span></td><td><span>Chair and CEO</span></td><td><span>Sell</span></td><td><span>$1,543,218</span></td><td>Form 4</td></tr><tr><td><span>Bonstein Sara</span></td><td><span>Chief Financial Officer</span></td><td><span>Sell</span></td><td><span>$961,040</span></td><td>Form 4</td></tr><tr><td><span>Adsett Roger</span></td><td><span>Chief Operating Officer</span></td><td><span>Sell</span></td><td><span>$678,142</span></td><td>Form 4</td></tr></tbody></table></div><section><b><span class="heading-JaE7wgR2">Disclaimer</span></b><div><span>This is an AI-powered summary. It may contain inaccuracies. Consider verifying important information with the source. Please note this summary is solely based on documents filed with the SEC.</span></div></section></span></div></div>

INSM

SBIO

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<p>Insmed executives sold shares totaling over $3.2 million. CEO William Lewis sold 13,283 shares for $1.54 million, CFO Sara Bonstein sold 8,272 shares for $961,040, and COO Roger Adsett sold 5,837 shares for $678,142, all to cover tax obligations and broker fees. Post-transactions, Lewis holds 287,902 shares, Bonstein 71,486 shares, and Adsett 100,973 shares.</p>

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