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Mid Cap
Electric Utilities
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
CIG.C icon
1
CEMIG Ordinary Shares
CIG.C
$9.5B
$9.5B
ELPC icon
2
Copel
ELPC
$9.44B
$9.44B $12.71 0.39%
OGE icon
3
OGE Energy
OGE
$9.32B
$9.32B $45.11 0.13%
IDA icon
4
Idacorp
IDA
$7.54B
$7.54B $130.33 0.11%
TXNM
5
TXNM Energy Inc
TXNM
$6.46B
$6.46B $58.63 0.1%
CIG icon
6
CEMIG Preferred Shares
CIG
$6.24B
$6.24B $2.18 1.4%
POR icon
7
Portland General Electric
POR
$5.57B
$5.57B $47.37 0.64%
NWE icon
8
NorthWestern Energy
NWE
$4.3B
$4.3B $69.87 0.06%
MGEE icon
9
MGE Energy Inc
MGEE
$2.75B
$2.75B $72.70 0.22%
CEPU
10
Central Puerto
CEPU
$2.03B
$2.03B $13.55 1.27%

Mid Cap Electric Utilities Stocks at a Glance

Electric utilities generate, transmit, and distribute power, mostly under regulated rate structures. Regulators set allowed returns on invested capital, so grid-investment programs drive earnings growth, and dividends anchor the total return.

There are 10 mid cap Electric Utilities stocks — companies in the Electric Utilities industry with a market cap between $2B and $10B — worth a combined $63.1B.

The largest by market cap are CEMIG Ordinary Shares (CIG.C) at $9.5B, Copel (ELPC) at $9.44B and OGE Energy (OGE) at $9.32B.

Among institutional investors, OGE Energy (OGE) drew the most net new fund positions in Q2 2026: 76 funds opened new positions, taking total fund holders up 24 (3.9%) quarter-over-quarter.

  • Combined market cap: $63.1B across 10 stocks.
  • Mid Cap: market cap between $2B and $10B.
  • Largest constituent: CEMIG Ordinary Shares (CIG.C), $9.5B market cap.
  • Most net new fund positions in Q2 2026: OGE Energy (OGE), +24 holders.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.