<div id="readability-page-1"><div><p><span>Calamos John P Sr Chairman of the Board of Calamos Long/Short Equity &amp; Dynamic Income Trust [CPZ] filed a Form 4 on December 18, 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>12/17/25</span></td></tr><tr><td><span>Transaction</span></td><td><span>Sale</span></td></tr><tr><td><span>Shares</span></td><td><span>13,517</span></td></tr><tr><td><span>Price</span></td><td><span>$14.74</span></td></tr><tr><td><span>Value</span></td><td><span>$199,251</span></td></tr></tbody></table></div><p><span>Ending Holdings: 74,702 - Indirect</span></p><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>John P. Calamos Sr., Chairman of Calamos Long/Short Equity & Dynamic Income Trust, sold 13,517 shares valued at $199,251 on December 17, 2025. The transaction was disclosed in a Form 4 filed with the SEC. His ending holdings are 74,702 shares indirectly.</p>

Chmn Calamos Sr Sells 13,517 ($199.3K) Of Calamos Long/Short Equity & Dynamic Income Trust [CPZ]