<div id="readability-page-1"><div><p><span>Thomson David B Vice President of MannKind Corp [MNKD] filed a Form 4 on December 4, 2025 with the Securities and Exchange Commission disclosing the following changes in ownership:</span></p><div><table><tbody><tr><th><span>Date</span></th><th><span>Transaction</span></th><th><span>Shares</span></th><th><span>Price</span></th><th><span>Value</span></th></tr><tr><td><span>12/2/25</span></td><td><span>Exercise(1)</span></td><td><span>147,780</span></td><td><span>$4.58</span></td><td><span>$676,788</span></td></tr><tr><td><span>12/2/25</span></td><td><span>Planned Sale(2)</span></td><td><span>147,780</span></td><td><span>$5.57</span></td><td><span>$823,135</span></td></tr></tbody></table></div><p><span>Ending Holdings: 841,719 - Direct</span></p><div><table><tbody><tr><td><span>(1)</span></td><td><span>87,780 shares exercised 5.8 years after vest date and 2.6 months before expiration date.</span></td></tr><tr><td><span> </span></td><td><span>60,000 shares exercised 5.1 years after vest date and 5.5 months before expiration date.</span></td></tr><tr><td><span>(2)</span></td><td><span>Executed pursuant to a prearranged trading plan (10b5-1).</span></td></tr></tbody></table></div><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>

MNKD

<p>VP Thomson of MannKind Corp sold 147,780 shares for $823,135, as disclosed in a Form 4 filed with the SEC. The shares were exercised and sold under a prearranged trading plan (10b5-1). Ending holdings are 841,719 shares. The Washington Service offers insider trading analysis and data services.</p>

VP Thomson Sells 147,780 ($823.1K) Of MannKind Corp [MNKD]