MGE ENERGY INC

Ticker: MGEE CUSIP: 55277P104 Class: EQTY

Mariner, LLC's Holding History (CIK: 0001373442)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 2,693 Value ($000) $211 Avg Close $81.88 Range $77.46 - $87.44

Q2 2023

Shares 2,712 Value ($000) $215 Avg Close $72.43 Range $66.60 - $76.55

Q1 2023

Shares 2,577 Value ($000) $0 Avg Close $67.95 Range $64.42 - $73.96

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,693	$211	$81.88	$77.46 - $87.44
Q2 2023	2,712	$215	$72.43	$66.60 - $76.55
Q1 2023	2,577	$0	$67.95	$64.42 - $73.96