<p><strong>西門子能源股份公司</strong></p>
<p>由投資者關係部發佈</p>
<p>根據歐盟法規 (EC) 2016/1052 第 2 條的公告</p>
<p><strong>西門子能源股份公司：根據歐盟法規 (EU) no. 596/2014 第 5 條第 1 款 b) 項、第 3 款的披露</strong></p>
<p><strong>股票回購 – 第 11 次中期報告</strong></p>
<p>慕尼黑 (pta000/2026 年 5 月 18 日/12:23 UTC+2)</p>
<p>在 2026 年 5 月 11 日至 2026 年 5 月 17 日（含）期間，共回購了 814,870 股西門子能源股份公司的股票。根據歐盟法規 (EU) No. 596/2014 第 5 條第 1 款 a) 項和歐盟委託法規 (EU) No. 2016/1052 第 2 條第 1 款的規定，回購於 2026 年 3 月 3 日宣佈將於 2026 年 3 月 4 日開始。</p>
<p>股票回購情況如下：</p>
<table>
<thead>
<tr>
<th></th>
<th></th>
<th></th>
<th></th>
</tr>
</thead>
<tbody>
<tr>
<td>購買日期</td>
<td>交易場所</td>
<td>股票總量</td>
<td>加權平均價格 (歐元)</td>
</tr>
<tr>
<td>2026 年 5 月 11 日</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>總計</td>
<td>166,803</td>
<td>174.3108</td>
</tr>
<tr>
<td>2026 年 5 月 12 日</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>總計</td>
<td>156,329</td>
<td>172.3570</td>
</tr>
<tr>
<td>2026 年 5 月 13 日</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>總計</td>
<td>162,502</td>
<td>175.9205</td>
</tr>
<tr>
<td>2026 年 5 月 14 日</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>總計</td>
<td>160,446</td>
<td>180.3016</td>
</tr>
<tr>
<td>2026 年 5 月 15 日</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>總計</td>
<td>168,790</td>
<td>169.4183</td>
</tr>
</tbody>
</table>
<p>這些交易也在西門子能源股份公司的網站上發佈（www.siemens-energy.com/sharebuyback）。</p>
<p>在 2026 年 3 月 4 日至 2026 年 5 月 17 日（含）期間，共回購的股票總數為 12,431,545 股。</p>
<p>西門子能源股份公司的股票回購由西門子能源股份公司委託的機構進行。股票僅在法蘭克福證券交易所（Xetra）和多邊交易系統 CBOE DXE、Aquis Exchange Europe 及 Turquoise Europe 上進行回購。</p>
<p>（結束）</p>
<p>| 發行人： | 西門子能源股份公司，奧托·哈恩環 681739 慕尼黑，德國 |  |
| 聯繫人： | 投資者關係部 |
| 電話： | +49 89 207084040 |
| 電子郵件： | investorrelations@siemens-energy.com |
| 網站： | www.siemens-energy.com |
| ISIN： | DE000ENER6Y0（股票）|
| 證券交易所： | 法蘭克福受監管市場；杜塞爾多夫、漢堡、漢諾威、慕尼黑、斯圖加特、Tradegate BSX 的自由市場 |</p>
<p>[ 來源: https://www.pressetext.com/news/1779099780128 ]</p>
<p>(c) pressetext Nachrichtenagentur GmbH 由 pressetext 發佈的臨時和財務新聞。檔案： https://www.pressetext.com/channel/Adhoc 發行人對內容負責。聯繫方式：adhoc@pressetext.com 或 +43-1-81140-0.</p>

<p>西門子能源公司（Siemens Energy AG）宣佈在其股票回購計劃中，於 2026 年 5 月 11 日至 5 月 17 日間收購了 814,870 股。自 2026 年 3 月 4 日該計劃啓動以來，總共收購的股份達到 12,431,545 股。這些股份是在多個交易平台上購買的，包括 XETRA 和 CBOE DXE，購買日的加權平均價格各不相同</p>

<p><strong>Siemens Energy AG</strong></p>
<div class="lb-trans"><p><strong>西門子能源股份公司</strong></p>
</div><p>by Investor Relations</p>
<div class="lb-trans"><p>由投資者關係部發佈</p>
</div><p>Announcement according to article 2 of the Regulation (EC) 2016/1052</p>
<div class="lb-trans"><p>根據歐盟法規 (EC) 2016/1052 第 2 條的公告</p>
</div><p><strong>Siemens Energy AG: Disclosure pursuant to art. 5 para. 1 lit. b), para. 3 of the Regulation (EU) no. 596/2014</strong></p>
<div class="lb-trans"><p><strong>西門子能源股份公司：根據歐盟法規 (EU) no. 596/2014 第 5 條第 1 款 b) 項、第 3 款的披露</strong></p>
</div><p><strong>Share buyback – 11th Interim Reporting</strong></p>
<div class="lb-trans"><p><strong>股票回購 – 第 11 次中期報告</strong></p>
</div><p>Munich (pta000/18.05.2026/12:23 UTC+2)</p>
<div class="lb-trans"><p>慕尼黑 (pta000/2026 年 5 月 18 日/12:23 UTC+2)</p>
</div><p>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.</p>
<div class="lb-trans"><p>在 2026 年 5 月 11 日至 2026 年 5 月 17 日（含）期間，共回購了 814,870 股西門子能源股份公司的股票。根據歐盟法規 (EU) No. 596/2014 第 5 條第 1 款 a) 項和歐盟委託法規 (EU) No. 2016/1052 第 2 條第 1 款的規定，回購於 2026 年 3 月 3 日宣佈將於 2026 年 3 月 4 日開始。</p>
</div><p>Shares were acquired as follows:</p>
<div class="lb-trans"><p>股票回購情況如下：</p>
</div><table>
<thead>
<tr>
<th></th>
<th></th>
<th></th>
<th></th>
</tr>
</thead>
<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 class="lb-trans"><table>
<thead>
<tr>
<th></th>
<th></th>
<th></th>
<th></th>
</tr>
</thead>
<tbody>
<tr>
<td>購買日期</td>
<td>交易場所</td>
<td>股票總量</td>
<td>加權平均價格 (歐元)</td>
</tr>
<tr>
<td>2026 年 5 月 11 日</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>總計</td>
<td>166,803</td>
<td>174.3108</td>
</tr>
<tr>
<td>2026 年 5 月 12 日</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>總計</td>
<td>156,329</td>
<td>172.3570</td>
</tr>
<tr>
<td>2026 年 5 月 13 日</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>總計</td>
<td>162,502</td>
<td>175.9205</td>
</tr>
<tr>
<td>2026 年 5 月 14 日</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>總計</td>
<td>160,446</td>
<td>180.3016</td>
</tr>
<tr>
<td>2026 年 5 月 15 日</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>總計</td>
<td>168,790</td>
<td>169.4183</td>
</tr>
</tbody>
</table>
</div><p>The transactions are also published on the website of Siemens Energy AG (www.siemens-energy.com/sharebuyback).</p>
<div class="lb-trans"><p>這些交易也在西門子能源股份公司的網站上發佈（www.siemens-energy.com/sharebuyback）。</p>
</div><p>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.</p>
<div class="lb-trans"><p>在 2026 年 3 月 4 日至 2026 年 5 月 17 日（含）期間，共回購的股票總數為 12,431,545 股。</p>
</div><p>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.</p>
<div class="lb-trans"><p>西門子能源股份公司的股票回購由西門子能源股份公司委託的機構進行。股票僅在法蘭克福證券交易所（Xetra）和多邊交易系統 CBOE DXE、Aquis Exchange Europe 及 Turquoise Europe 上進行回購。</p>
</div><p>(end)</p>
<div class="lb-trans"><p>（結束）</p>
</div><p>| Emitter: | Siemens Energy AGOtto-Hahn-Ring 681739 MünchenGermany |  |
| Contact Person: | Investor Relations |
| Phone: | +49 89 207084040 |
| E-Mail: | investorrelations@siemens-energy.com |
| Website: | www.siemens-energy.com |
| ISIN(s): | DE000ENER6Y0 (Share) |
| Stock Exchange(s): | Regulated Market in Frankfurt; Free Market in Dusseldorf, Hamburg, Hannover, Munich, Stuttgart, Tradegate BSX |</p>
<div class="lb-trans"><p>| 發行人： | 西門子能源股份公司，奧托·哈恩環 681739 慕尼黑，德國 |  |
| 聯繫人： | 投資者關係部 |
| 電話： | +49 89 207084040 |
| 電子郵件： | investorrelations@siemens-energy.com |
| 網站： | www.siemens-energy.com |
| ISIN： | DE000ENER6Y0（股票）|
| 證券交易所： | 法蘭克福受監管市場；杜塞爾多夫、漢堡、漢諾威、慕尼黑、斯圖加特、Tradegate BSX 的自由市場 |</p>
</div><p>[ source: https://www.pressetext.com/news/1779099780128 ]</p>
<div class="lb-trans"><p>[ 來源: https://www.pressetext.com/news/1779099780128 ]</p>
</div><p>(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.</p>
<div class="lb-trans"><p>(c) pressetext Nachrichtenagentur GmbH 由 pressetext 發佈的臨時和財務新聞。檔案： https://www.pressetext.com/channel/Adhoc 發行人對內容負責。聯繫方式：adhoc@pressetext.com 或 +43-1-81140-0.</p>
</div>

根據歐盟法規第 596/2014 號第 5 條第 1 款 b 項和第 3 款的披露