MGE ENERGY INC - Common Stock (MGEE) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
MGEE on Nasdaq
Shares outstanding
36,469,078
Price per share
$78.42
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
21,868,894
Total reported value
$1,840,924,637
% of total 13F portfolios
0%
Share change
-549,828
Value change
-$47,966,365
Number of holders
301
Price from insider filings
$78.42
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of MGE ENERGY INC - Common Stock (MGEE) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 15% $472,774,915 5,616,238 BlackRock, Inc. 30 Sep 2025
STATE STREET CORP 5.4% $176,857,306 1,963,772 STATE STREET CORPORATION 31 Mar 2025

As of 30 Sep 2025, 301 institutional investors reported holding 21,868,894 shares of MGE ENERGY INC - Common Stock (MGEE). This represents 60% of the company’s total 36,469,078 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of MGE ENERGY INC - Common Stock (MGEE) together control 52% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 16% 5,659,716 -0.42% 0.01% $476,434,883
VANGUARD GROUP INC 12% 4,554,739 -0.57% 0.01% $383,417,930
STATE STREET CORP 5.3% 1,924,644 -1.1% 0.01% $162,016,532
GEODE CAPITAL MANAGEMENT, LLC 2.5% 918,260 +0.61% 0% $77,314,458
VICTORY CAPITAL MANAGEMENT INC 2.1% 751,610 -1.3% 0.04% $63,270,530
DIMENSIONAL FUND ADVISORS LP 1.9% 705,778 -2.4% 0.01% $59,411,290
FIRST TRUST ADVISORS LP 1.4% 511,382 +2.3% 0.03% $43,048,130
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.2% 427,172 +0.1% 0.01% $35,959,339
NORTHERN TRUST CORP 1% 372,755 -1.8% 0% $31,378,516
Bank of New York Mellon Corp 0.94% 342,588 -2.3% 0.01% $28,839,073
MORGAN STANLEY 0.93% 338,272 +0.7% 0% $28,475,834
SILVERCREST ASSET MANAGEMENT GROUP LLC 0.8% 292,350 -3.3% 0.16% $24,610,233
GABELLI FUNDS LLC 0.75% 272,800 0% 0.16% $22,964,304
Legal & General Group Plc 0.55% 201,141 -4.5% 0% $16,932,049
GOLDMAN SACHS GROUP INC 0.54% 197,296 +14% 0% $16,608,385
PRINCIPAL FINANCIAL GROUP INC 0.48% 176,606 -9.5% 0.01% $14,866,693
Qube Research & Technologies Ltd 0.44% 162,217 +168% 0.02% $13,655,427
Nuveen, LLC 0.44% 159,011 -26% 0% $13,385,546
UBS Group AG 0.39% 143,885 -12% 0% $12,112,240
PUBLIC SECTOR PENSION INVESTMENT BOARD 0.39% 142,520 +14% 0.04% $11,997,334
SPEECE THORSON CAPITAL GROUP INC 0.37% 135,559 +21% 2.3% $11,411,000
Invesco Ltd. 0.33% 118,751 -50% 0% $9,996,459
BARCLAYS PLC 0.3% 107,824 -60% 0% $9,076,625
TUDOR INVESTMENT CORP ET AL 0.27% 97,520 +21% 0.05% $8,209,234
RHUMBLINE ADVISERS 0.24% 87,452 -3.4% 0.01% $7,361,690

Institutional Holders of MGE ENERGY INC - Common Stock (MGEE) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 95,712 $7,503,565 +$130,650 $78.42 24
2025 Q3 21,868,894 $1,840,924,637 -$47,966,365 $84.18 301
2025 Q2 22,426,798 $1,983,441,314 -$8,898,887 $88.44 295
2025 Q1 22,512,585 $2,092,736,875 -$28,030,397 $92.96 296
2024 Q4 22,787,399 $2,141,070,731 +$54,380,644 $93.96 294
2024 Q3 22,137,762 $2,024,700,230 +$1,568,465 $91.45 266
2024 Q2 22,159,300 $1,655,808,897 -$71,828,056 $74.72 256
2024 Q1 23,113,298 $1,819,402,470 +$326,434,822 $78.72 226
2023 Q4 18,996,023 $1,373,562,717 -$16,745,796 $72.31 227
2023 Q3 19,231,382 $1,317,597,567 -$23,142,992 $68.51 199
2023 Q2 19,553,845 $1,546,831,358 +$70,805,048 $79.11 197
2023 Q1 18,674,340 $1,450,502,902 +$29,179,119 $77.67 203
2022 Q4 18,315,423 $1,289,392,552 -$4,388,488 $70.40 197
2022 Q3 18,381,072 $1,207,074,173 -$159,696,728 $65.63 194
2022 Q2 18,297,688 $1,424,197,966 -$7,818,156 $77.83 199
2022 Q1 18,436,344 $1,470,385,713 +$21,582,855 $79.79 184
2021 Q4 18,212,426 $1,497,548,052 +$6,531,994 $82.25 178
2021 Q3 18,086,649 $1,329,849,683 +$5,918,998 $73.50 178
2021 Q2 18,041,158 $1,343,015,313 +$12,910,419 $74.44 168
2021 Q1 17,876,419 $1,276,321,616 +$22,114,345 $71.39 175
2020 Q4 17,479,862 $1,224,199,661 +$25,961,119 $70.03 167
2020 Q3 17,104,250 $1,072,034,313 +$11,458,083 $62.66 165
2020 Q2 16,881,300 $1,089,059,295 +$100,509,015 $64.51 162
2020 Q1 15,323,306 $1,003,945,264 -$34,785,383 $65.47 176
2019 Q4 15,828,443 $1,247,495,237 +$3,000,341 $78.82 177
2019 Q3 15,757,850 $1,258,396,207 +$37,413,916 $79.87 162
2019 Q2 15,305,650 $1,118,550,682 +$41,569,131 $73.08 162
2019 Q1 14,885,559 $1,011,918,021 +$40,957,529 $67.97 154
2018 Q4 14,259,266 $854,973,561 +$338,921 $59.96 156
2018 Q3 14,226,430 $908,326,768 +$16,057,930 $63.85 151
2018 Q2 13,970,963 $880,789,392 +$11,368,089 $63.05 152
2018 Q1 13,796,106 $774,073,166 +$12,498,618 $56.10 152
2017 Q4 13,550,842 $855,076,655 +$16,526,119 $63.10 149
2017 Q3 13,286,071 $858,379,591 +$23,972,470 $64.60 144
2017 Q2 12,916,803 $831,336,665 -$14,470,436 $64.35 153
2017 Q1 13,138,502 $853,996,110 +$151,408,853 $65.00 154
2016 Q4 12,985,497 $847,787,073 +$25,158,726 $65.30 166
2016 Q3 12,663,052 $715,523,700 +$13,741,761 $56.51 160
2016 Q2 12,425,954 $702,222,928 -$1,790,485 $56.51 159
2016 Q1 12,452,698 $650,561,000 +$18,296,268 $52.25 144
2015 Q4 12,122,260 $562,480,298 +$21,107,522 $46.40 130
2015 Q3 11,655,022 $479,873,067 +$12,479,738 $41.19 126
2015 Q2 11,358,501 $439,906,349 +$3,852,712 $38.73 123
2015 Q1 11,234,550 $498,107,059 +$6,791,605 $44.32 123
2014 Q4 11,083,160 $505,617,812 -$2,111,760 $45.61 120
2014 Q3 11,189,070 $416,960,699 -$5,792,588 $37.26 123
2014 Q2 11,340,018 $448,003,184 -$5,842,612 $39.51 125
2014 Q1 11,486,365 $450,649,025 +$150,862,757 $39.23 120