Investor Presentaiton

Company Description Minnesota North Dakota South Dakota Service Area Colorado Minnesota North Dakota New Mexico Texas South Dakota Wisconsin Michigan Wisconsin Michigan Colorado New Mexico Texas Xcel Energy is a major U.S. electric and natural gas company, with annual revenues of over $15 billion. Based in Minneapolis, MN, Xcel Energy operates in eight states. The company provides a comprehensive portfolio of energy-related products and services to 3.8 million electricity customers and 2.1 million natural gas customers. This book is intended only to be a summary of certain statistical information with respect to Xcel Energy and its subsidiaries. It should be read in conjunction with, and not in lieu of, the company's reports, including financials and notes to financials filed with the Securities and Exchange Commission (SEC). Refer to Xcel Energy's 2022 Form 10-K report to the SEC for more information. Some of the sections in this book contain forward-looking statements such as those regarding our 2023 and 2024 earnings per share guidance and assumptions, long-term earnings per share growth, dividend increases, dividend payout ratios, and capital expenditure forecasts, that involve risks, uncertainties, and assumptions. For a discussion of factors that could affect operating results and cause actual results to differ from those projected, please see the Item 1A - Risk Factors and Exhibit 99.01 in Xcel Energy's Form 10-K report to the SEC. The report can be found at xcelenergy.com, Investor Relations. The forward-looking statements contained in this book speak only as of October 27, 2023, and we expressly disclaim any obligation to update any forward-looking information. This summary is not intended for use in connection with any sale, or offer to sell, or solicitation of any offer to buy securities. Inquiries concerning this summary should be directed to: Investor Relations Paul Johnson Vice President, Treasurer & Investor Relations [email protected] 612-215-4535 Roopesh Aggarwal Senior Director, Investor Relations [email protected] 303-571-2855 Darin Norman Investor Relations Consultant [email protected] 612-337-2310 xcelenergy.com Our free investor relations app can be found in the app stores. Content Xcel Energy... 2-28 Northern States Power Company - Minnesota (NSPM)... .29-38 Northern States Power Company - Wisconsin (NSPW) .39-48 Public Service Company of Colorado (PSCO) .49-58 Southwestern Public Service Company (SPS).. .59-67 • Dividend payout ratio target of 60-70% • Maintain senior secured debt credit ratings in the A range Financial Objectives Long-term EPS growth of 5-7% • Annual dividend increases of 5-7%

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