<div id="readability-page-1"><div>Siemens Energy AGby Investor RelationsAnnouncement according to article 2 of the Regulation (EC) 2016/1052Siemens Energy AG: Disclosure pursuant to art. 5 para. 1 lit. b), para. 3 of the Regulation (EU) no. 596/2014Share buyback – 11th Interim ReportingMunich (pta000/18.05.2026/12:23 UTC+2)In the period from May 11, 2026 until and including May 17, 2026, a total of 814,870 shares were acquired as part of the share buyback of Siemens Energy AG. On March 3, 2026 the start of the share buyback for March 4, 2026 was announced pursuant to Art. 5 para. 1 lit. a) of the Regulation (EU) No. 596/2014 and Art. 2 para. 1 of the Delegated Regulation (EU) No. 2016/1052.Shares were acquired as follows:<div><table><tbody><tr><td>Day of purchase</td><td>Trading Venue</td><td>Aggregated volume of shares</td><td>Weighted average price (EUR)</td></tr><tr><td>11.05.2026</td><td>XETRA</td><td>98,206</td><td>174.5631</td></tr><tr><td></td><td>CBOE DXE</td><td>54,389</td><td>173.9595</td></tr><tr><td></td><td>Aquis Exchange</td><td>8,989</td><td>173.9437</td></tr><tr><td></td><td>Turquoise Europe</td><td>5,219</td><td>173.8548</td></tr><tr><td></td><td>Total</td><td>166,803</td><td>174.3108</td></tr><tr><td>12.05.2026</td><td>XETRA</td><td>85,995</td><td>172.4267</td></tr><tr><td></td><td>CBOE DXE</td><td>54,572</td><td>172.2509</td></tr><tr><td></td><td>Aquis Exchange</td><td>10,359</td><td>172.2932</td></tr><tr><td></td><td>Turquoise Europe</td><td>5,403</td><td>172.4411</td></tr><tr><td></td><td>Total</td><td>156,329</td><td>172.3570</td></tr><tr><td>13.05.2026</td><td>XETRA</td><td>95,881</td><td>175.9321</td></tr><tr><td></td><td>CBOE DXE</td><td>49,936</td><td>175.8922</td></tr><tr><td></td><td>Aquis Exchange</td><td>10,679</td><td>175.9401</td></tr><tr><td></td><td>Turquoise Europe</td><td>6,006</td><td>175.9362</td></tr><tr><td></td><td>Total</td><td>162,502</td><td>175.9205</td></tr><tr><td>14.05.2026</td><td>XETRA</td><td>92,665</td><td>180.1922</td></tr><tr><td></td><td>CBOE DXE</td><td>51,166</td><td>180.4563</td></tr><tr><td></td><td>Aquis Exchange</td><td>10,698</td><td>180.4451</td></tr><tr><td></td><td>Turquoise Europe</td><td>5,917</td><td>180.4172</td></tr><tr><td></td><td>Total</td><td>160,446</td><td>180.3016</td></tr><tr><td>15.05.2026</td><td>XETRA</td><td>100,157</td><td>169.4895</td></tr><tr><td></td><td>CBOE DXE</td><td>51,199</td><td>169.3194</td></tr><tr><td></td><td>Aquis Exchange</td><td>11,275</td><td>169.2991</td></tr><tr><td></td><td>Turquoise Europe</td><td>6,159</td><td>169.3008</td></tr><tr><td></td><td>Total</td><td>168,790</td><td>169.4183</td></tr></tbody></table></div>The transactions are also published on the website of Siemens Energy AG (www.siemens-energy.com/sharebuyback).The total number of shares which were acquired as part of the share buyback in the time period from March 4, 2026 until and including May 17, 2026 amounts to 12,431,545 shares.The purchase of the shares of Siemens Energy AG is carried out by an institution commissioned by Siemens Energy AG. The shares are acquired exclusively on the electronic trading platform of the Frankfurt Stock Exchange (Xetra) and the multilateral trading systems CBOE DXE, Aquis Exchange Europe and Turquoise Europe.(end)<div><table><tbody><tr><th>Emitter:</th><td>Siemens Energy AGOtto-Hahn-Ring 681739 MünchenGermany</td><td rowspan="7"></td></tr><tr><th>Contact Person:</th><td>Investor Relations</td></tr><tr><th>Phone:</th><td>+49 89 207084040</td></tr><tr><th>E-Mail:</th><td>investorrelations@siemens-energy.com</td></tr><tr><th>Website:</th><td>www.siemens-energy.com</td></tr><tr><th>ISIN(s):</th><td>DE000ENER6Y0 (Share)</td></tr><tr><th>Stock Exchange(s):</th><td>Regulated Market in Frankfurt; Free Market in Dusseldorf, Hamburg, Hannover, Munich, Stuttgart, Tradegate BSX</td></tr></tbody></table></div>[ source: https://www.pressetext.com/news/1779099780128 ](c) pressetext Nachrichtenagentur GmbH Ad-hoc and financial news distributed by pressetext. Archive: https://www.pressetext.com/channel/Adhoc The emitter is responsible for the content. Contact: adhoc@pressetext.com or +43-1-81140-0.</div></div>

Siemens Energy AG announced the acquisition of 814,870 shares as part of its share buyback program from May 11 to May 17, 2026. The total shares acquired since the program's start on March 4, 2026, amount to 12,431,545. The shares were purchased on various trading platforms, including XETRA and CBOE DXE, with the weighted average prices varying across the days of purchase.