Form 8-K
8-K — MGE ENERGY INC
Accession: 0001193125-26-360327
Filed: 2026-08-21
Period: 2026-08-21
CIK: 0001161728
SIC: 4900 (ELECTRIC, GAS & SANITARY SERVICES)
Item: Other Events
Item: Financial Statements and Exhibits
Documents
8-K — mgee-20260821.htm (Primary)
EX-99.1 (mgee-ex99_1.htm)
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8-K
8-K (Primary)
Filename: mgee-20260821.htm · Sequence: 1
8-K
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934
August 21, 2026
Date of report (date of earliest event reported)
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
39-2040501
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). ☐
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. ☐
1
Item 8.01. Other Events.
On August 21, 2026, MGE Energy, Inc. (the Company) issued a press release announcing an increase in its regular quarterly dividend on its outstanding shares of common stock. The release announced the declaration of a quarterly dividend of $0.5083 per share, payable on September 15, 2026, to shareholders of record as of September 1, 2026. The Company is filing a copy of that press release as Exhibit 99.1 to this report.
Item 9.01. Financial Statements and Exhibits.
(a) Financial statements of businesses acquired: None
(b) Pro forma financial information: None
(c) Shell company transactions: None
(d) Exhibits.
Exhibit No.
Description
99.1
Press release of MGE Energy, Inc., issued on August 21, 2026.
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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 registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
MGE Energy, Inc.
(Registrant)
Date: August 21, 2026
/s/ Jenny L. Lagerwall
Jenny L. Lagerwall
Assistant Vice President - Accounting and Controller
(Chief Accounting Officer)
3
EX-99.1
EX-99.1
Filename: mgee-ex99_1.htm · Sequence: 2
EX-99.1
EXHIBIT 99.1
MGE Energy Increases Dividend for 51st Consecutive Year
Madison, Wis., Aug. 21, 2026—The Board of Directors of MGE Energy, Inc. (Nasdaq: MGEE), today approved a 7.0% increase in the company’s regular quarterly dividend to $0.5083 per share on its outstanding common stock. The dividend is payable September 15, 2026, to shareholders of record as of September 1, 2026. The increase raises MGE Energy’s annualized dividend rate to $2.0332 per share and marks the company’s 51st consecutive year of dividend increases.
“This dividend increase reflects our Board’s continued confidence in MGE Energy’s long-term strategy, disciplined financial management and commitment to delivering regular, predictable and sustainable returns to shareholders,” said Jeff Keebler, Chairman, President and Chief Executive Officer. “Our investments in reliable, resilient and increasingly sustainable energy infrastructure meet our customers’ needs, support economic growth in the communities we serve and create long-term value for shareholders.”
MGE Energy has paid cash dividends for more than 110 consecutive years, reflecting its longstanding commitment to returning value to shareholders through consistent and sustainable dividend growth.
About MGE Energy
MGE Energy is a public utility holding company. Its principal subsidiary, Madison Gas and Electric, generates and distributes electricity to 170,000 customers in Dane County, Wis., and purchases and distributes natural gas to 180,000 customers in seven south-central and western Wisconsin counties. MGE's roots in the Madison area date back more than 150 years.
Contact:
Steve Schultz
Communications Manager
608-252-7219 | sbschultz@mge.com
Investor Relations
investor@mgeenergy.com
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