<div><div></div><div><span><p><span>Rhythm Pharmaceuticals' Chief Financial Officer, Smith Hunter C, sold a total of 7,071 shares of common stock across multiple transactions on February 10, 11, and 12, 2026. The sales were executed at weighted average prices, indicating multiple transactions at varying prices. The total sale amount was $708,575. Following these transactions, Smith Hunter C directly owns 118,466 shares of Rhythm Pharmaceuticals. All transactions were direct ownership.</span></p><div><table><tbody><tr><td><span>Reporter Name</span></td><td><span>Smith Hunter C</span></td></tr><tr><td><span>Relationship</span></td><td><span>Chief Financial Officer</span></td></tr><tr><td><span>Type</span></td><td><span>Sell</span></td></tr><tr><td><span>Amount</span></td><td><span>$708,575</span></td></tr><tr><td><span>SEC Filing</span></td><td>Form 4</td></tr></tbody></table></div><p><span>SEC Filing: </span>RHYTHM PHARMACEUTICALS, INC. [ RYTM ] - Form 4 - Feb. 12, 2026</p><section><b><span class="heading-aHOVUrmQ">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>

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<p>Rhythm Pharmaceuticals' CFO, Smith Hunter C, sold 7,071 shares of common stock on February 10-12, 2026, for a total of $708,575. Following the sales, he retains ownership of 118,466 shares. The transactions were reported in SEC Form 4.</p>

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Rhythm Pharmaceuticals CFO Sells Over 7,000 Shares