Gary J. Wolter - 31 Dec 2025 Form 4 Insider Report for MGE ENERGY INC (MGEE)

Role
Director
Signature
/s/ Gary J. Wolter
Issuer symbol
MGEE
Transactions as of
31 Dec 2025
Net transactions value
$0
Form type
4
Filing time
05 Jan 2026, 16:34:37 UTC
Previous filing
04 Mar 2025
Next filing
03 Mar 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
WOLTER GARY J Director 133 S BLAIR STREET, PO BOX 1231, MADISON /s/ Gary J. Wolter 05 Jan 2026 0001182980

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MGEE Common Stock Options Exercise +2,062 +9.9% 22,822 31 Dec 2025 Direct F1, F2
transaction MGEE Common Stock Disposed to Issuer -516 -2.3% 22,306 31 Dec 2025 Direct F1, F2
holding MGEE Common Stock 331 31 Dec 2025 by 401-K plan F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MGEE Restricted Stock Units Options Exercise $0 -2,062 -100% $0.000000 0 31 Dec 2025 common stock 2,062 Direct F1, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 On March 1, 2023, the reporting person was granted 1,144 restricted stock units (RSU's) that vested on December 31, 2025. On March 3, 2025, the reporting person was granted 918 RSU's that vested on December 31, 2025. The reporting person elected to receive 25% of the award in cash.
F2 Includes adjustments for accrued dividends pursuant to dividend reinvestment and exempt from Sec 16 under Rule 16a-11
F3 Represents RSU's which are converted to common stock on a one-to-one basis when vested.