MGE ENERGY INC

Ticker: MGEE CUSIP: 55277P104 Class: EQTY

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2025

Shares 74,637 Value ($000) $5,853 Avg Close $81.88 Range $77.46 - $87.44

Q3 2025

Shares 86,694 Value ($000) $7,298 Avg Close $84.55 Range $81.29 - $89.64

Q2 2025

Shares 118,819 Value ($000) $10,508 Avg Close $88.71 Range $82.64 - $92.70

Q1 2025

Shares 75,588 Value ($000) $7,027 Avg Close $89.24 Range $82.79 - $94.23

Q4 2023

Shares 4,566 Value ($000) $330 Avg Close $69.06 Range $62.00 - $72.73

Q2 2022

Shares 22,372 Value ($000) $1,742 Avg Close $73.59 Range $68.07 - $78.29

Q2 2020

Shares 8,649 Value ($000) $558 Avg Close $57.78 Range $49.69 - $64.40

Q4 2018

Shares 5,758 Value ($000) $345 Avg Close $54.78 Range $48.85 - $59.46

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	74,637	$5,853	$81.88	$77.46 - $87.44
Q3 2025	86,694	$7,298	$84.55	$81.29 - $89.64
Q2 2025	118,819	$10,508	$88.71	$82.64 - $92.70
Q1 2025	75,588	$7,027	$89.24	$82.79 - $94.23
Q4 2023	4,566	$330	$69.06	$62.00 - $72.73
Q2 2022	22,372	$1,742	$73.59	$68.07 - $78.29
Q2 2020	8,649	$558	$57.78	$49.69 - $64.40
Q4 2018	5,758	$345	$54.78	$48.85 - $59.46