<div id="readability-page-1"><div><p><span>Taylor Stephen Charles, Director of Natural Gas Services Group Inc [NGS], filed a Form 144 on December 11, 2025 with the Securities and Exchange Commission proposing to sell restricted securities:</span></p><div><table><tbody><tr><td><span>Approximate Date Of Sale</span></td><td><span>12/11/25</span></td></tr><tr><td><span>Shares</span></td><td><span>10,000</span></td></tr><tr><td><span>Broker</span></td><td><span>RBC Capital Markets</span></td></tr></tbody></table></div><p><span>Prior to the sale of restricted stock, owners must file a Form 144 with the SEC.  Upon submission of the filing to the SEC the owner is permitted to sell the shares, or any fraction thereof, within 90 days.</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>Director Stephen Charles Taylor of Natural Gas Services Group Inc filed a Form 144 with the SEC to sell 10,000 shares on December 11, 2025. The sale will be conducted through RBC Capital Markets. Form 144 is required for selling restricted securities, allowing the owner to sell within 90 days of filing.</p>

Dir Taylor Files To Sell 10,000 Of Natural Gas Services Group Inc [NGS]