🟢 New in Current Filing Our utilities have physical and financial risks associated with wildfires. 🔒

🟢 New in Current Filing Additional Information 🔒

🟢 New in Current Filing Options Maturity(Millions of Dollars)Less Than1 Year1 to 3 Years4 to 5 YearsGreater Than5 YearsTotal Fair ValueNSP-Minnesota (b)$— $— $20 $— $20 🔒

🟢 New in Current Filing We are subject to physical and financial risks associated with climate change and other weather, natural disaster and resource depletion impacts. 🔒

🟢 New in Current Filing Pending Regulatory Proceedings 🔒

🔴 No Match in Current Filing Supply Chain 🔒

🟡 Modified Supply Chain 🔒

🟢 New in Current Filing 2024 vs. 2023 🔒

🟢 New in Current Filing Excess Liability Insurance Coverage 🔒

🟢 New in Current Filing Commitments and Contingencies - Wildfires – Refer to Note 12 to the consolidated financial statements 🔒

🟢 New in Current Filing Major classes of property, plant and equipment 🔒

🟡 Modified (Millions of Dollars)Year Ended Dec. 31AverageHighLow2024$— $— $1 $— 2023— — 1 — 🔒

🟡 Modified Pending and Recently Concluded Regulatory Proceedings 🔒

🟡 Modified Operating Cash Flows 🔒

🔴 No Match in Current Filing We are subject to environmental laws and regulations, with which compliance could be difficult and costly. 🔒

🔴 No Match in Current Filing Additional Information 🔒

🔴 No Match in Current Filing Pending and Recently Concluded Regulatory Proceedings 🔒

🔴 No Match in Current Filing Additional Information 🔒

🟡 Modified We are subject to environmental laws and regulations, with which compliance could be difficult and costly. 🔒

🟡 Modified A cybersecurity incident or security breach could have a material effect on our business. 🔒

🟡 Modified We must rely on cash from our subsidiaries to make dividend payments. 🔒

🟡 Modified We are subject to credit risks. 🔒

🟡 Modified Our employees, directors, third-party contractors, or suppliers may violate or be perceived to violate our Codes of Conduct, which could have an adverse effect on our reputation. 🔒

🟡 Modified We may be subject to legislative and regulatory responses to climate change, with which compliance could be difficult and costly. 🔒

🟡 Modified Derivatives, Risk Management and Market Risk 🔒

🟡 Modified Our utility operations are subject to long-term planning and project risks. 🔒

🟡 Modified Purchased Power and Transmission Services 🔒

🟡 Modified Purchased Power Arrangements and Transmission Service Providers 🔒

🟡 Modified Pending and Recently Concluded Regulatory Proceedings 🔒

🟡 Modified Electric Revenues 🔒

🟡 Modified Additional Information 🔒

🔴 No Match in Current Filing Electric Margin 🔒

🔴 No Match in Current Filing Change in Electric Margin 🔒

🔴 No Match in Current Filing 4. Regulatory Assets and Liabilities 🔒

🟡 Modified We are subject to commodity risks and other risks associated with energy markets and energy production. 🔒

🟡 Modified Public Utility Regulation 🔒

🟡 Modified Our profitability depends on the ability of our utility subsidiaries to recover their costs, and changes in regulation may impair the ability of our utility subsidiaries to recover costs from their customers. 🔒

🟡 Modified Nuclear Decommissioning 🔒

🟡 Modified Additional Information 🔒

🟡 Modified Earnings Adjusted for Certain Items (Ongoing Earnings and Ongoing Diluted EPS) 🔒

🟡 Modified Short-Term Borrowings 🔒

🟡 Modified 4. Regulatory Assets and Liabilities 🔒

🟡 Modified 2024 Comparison with 2023 🔒

🟡 Modified Pending and Recently Concluded Regulatory Proceedings 🔒

🟡 Modified Non-Fuel Operating Expenses and Other Items 🔒

🟡 Modified CONSOLIDATED STATEMENTS OF INCOME 🔒

🟡 Modified Changes in Diluted EPS 🔒

🟡 Modified Natural Gas Revenues 🔒

🟡 Modified Recently Adopted 🔒

🟡 Modified Additional Information on Regulatory Authority 🔒

🔴 No Match in Current Filing Natural Gas Revenues, Cost of Natural Gas Sold and Transported and Natural Gas Margin 🔒

🔴 No Match in Current Filing Change in Natural Gas Margin 🔒

🟡 Modified Common Stock Authorized (Shares)Par Value of Common StockCommon Stock Outstanding (Shares) as of Dec. 31, 2024Common Stock Outstanding (Shares) as of Dec. 31, 20231,000,000,000 $2.50 574,365,598 554,941,703 🔒

🟡 Modified Recovery Mechanisms 🔒

🟡 Modified Employee Benefits 🔒

🟡 Modified Other Utility Items 🔒

🟡 Modified Material Cash Requirements and Other Commitments 🔒

🟡 Modified Statement of Income Analysis 🔒

🟡 Modified Results of Operations 🔒

🟡 Modified Capital Sources 🔒

🟡 Modified Regulatory Accounting 🔒

🟡 Modified Nuclear Power Operations 🔒

🟡 Modified Recently Issued 🔒

🟡 Modified Our operating results may fluctuate on a seasonal and quarterly basis and can be adversely affected by milder weather. 🔒

🟡 Modified CONSOLIDATED BALANCE SHEETS 🔒

🟡 Modified Recovery Mechanisms 🔒

🟡 Modified CONSOLIDATED STATEMENTS OF COMMON STOCKHOLDERS’ EQUITY 🔒

🟡 Modified Purchased Power and Transmission Service Providers 🔒

🟡 Modified Station, Location and Unit at Dec. 31, 2024 🔒

🟡 Modified Wholesale and Commodity Marketing Operations 🔒

🟡 Modified CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME 🔒

🟡 Modified Investing Cash Flows 🔒

🟡 Modified Joint Ownership of Generation, Transmission and Gas Facilities 🔒

🟡 Modified Xcel Energy Inc. and Other Results 🔒

🟡 Modified Loss Contingencies – Wildfires 🔒

🟡 Modified Annual weather-normalized and leap year adjusted electric sales growth (decline) 🔒

🟡 Modified 2023 Comparison with 2022 🔒

🟡 Modified Critical Audit Matters 🔒

🟡 Modified Financing Cash Flows 🔒

🟡 Modified CONSOLIDATED STATEMENTS OF CASH FLOWS 🔒

🟡 Modified Annual weather-normalized and leap year adjusted natural gas sales growth (decline) 🔒

🟡 Modified 6. Revenues 🔒

🟡 Modified Natural Gas 🔒

🟡 Modified Station, Location and Unit at Dec. 31, 2024 🔒

🟡 Modified Off-Balance Sheet Arrangements 🔒