<div id="readability-page-1"><div>Smith Kevin Raymond Merrill Chief Executive Officer of Inogen Inc [INGN] filed a Form 4 on December 2, 2025 with the Securities and Exchange Commission disclosing the following changes in ownership:<div><table><tbody><tr><th>Date</th><th>Transaction</th><th>Shares</th><th>Price</th><th>Value</th></tr><tr><td>12/1/25</td><td>Exercise</td><td>28,334</td><td>$0.00</td><td>N/A</td></tr><tr><td>12/1/25</td><td>Surrender(1)</td><td>13,817</td><td>$6.95</td><td>$96,028</td></tr></tbody></table></div>Ending Holdings: 86,291 - Direct<ul><li>(1)</li><li>Surrender of shares back to company to pay option exercise cost and/or resulting tax liability.</li></ul>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.Founded in 1970, The Washington Service provides securities professionals with financial, economic and public policy research and data. </div></div>

INGN

CEO Smith of Inogen Inc acquired 14,517 shares, filed under Form 4 with the SEC. The transaction included exercising 28,334 shares and surrendering 13,817 shares at $6.95 each to cover option exercise costs and tax liabilities. Ending holdings are 86,291 shares directly. The Washington Service offers insider trading analysis and data services.

CEO Smith Acquires 14,517 Of Inogen Inc [INGN]