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| UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549
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| FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934
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| February 27, 2026 Date of report (date of earliest event reported) |
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Commission File No. |
| Name of Registrant, State of Incorporation, Address of Principal Executive Offices, and Telephone No. |
| IRS Employer Identification No. |
000-49965 |
| MGE Energy, Inc. (a Wisconsin Corporation) 133 South Blair Street Madison, Wisconsin 53788 (608) 252-7000 | mgeenergy.com |
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39-2040501 |
000-1125 |
| Madison Gas and Electric Company (a Wisconsin Corporation) 133 South Blair Street Madison, Wisconsin 53788 (608) 252-7000 | mge.com
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39-0444025 |
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each class |
| Trading symbol(s) |
| Name of each exchange on which registered |
Common Stock, $1 Par Value Per Share |
| MGEE |
| The NASDAQ Stock Market |
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
MGE Energy, Inc. ☐ Madison Gas and Electric Company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.
MGE Energy, Inc. ☐ Madison Gas and Electric Company ☐
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Item 7.01. Regulation FD Disclosure.
On February 27, 2026, MGE Energy, Inc. posted a financial presentation on its Investor Relations website. A copy of the presentation is attached as Exhibit 99.1. This Form 8-K and the attached exhibits are furnished to, but not filed with, the Securities and Exchange Commission.
Item 9.01. Financial Statements and Exhibits.
(d) Exhibits.
Exhibit No. |
| Description |
| Presentation Slides. | |
104 |
| Cover Page Interactive Data File (the cover page XBRL tags are embedded in the Inline XBRL document). |
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SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrants have duly caused this report to be signed on their behalf by the undersigned hereunto duly authorized.
| MGE Energy, Inc. Madison Gas and Electric Company |
| (Registrants) |
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Date: February 27, 2026 | /s/ Jenny L. Lagerwall |
| Jenny L. Lagerwall Assistant Vice President - Accounting and Controller (Chief Accounting Officer) |
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