Largest Utilities companies in Italy by Market Capitalization

This ranking features the largest 11 Utilities companies in Italy ranked by Market Capitalization, totalling a Market Capitalization of USD 38.07 B, for January 15, 2025.

Italy

Utilities
Market Capitalization
#
Name
Market Capitalization
 Reported Date
Stock Price
Change
 Price (30 days) Country
1
TRN.MI

Terna - Rete Elettrica Nazionale Società per Azioni

1

TRN.MI

USD 15.74 B

 Jan. 14, 2025 USD 7.84 0.47%

Italy
2
A2A.MI

A2A S.p.A.

2

A2A.MI

USD 7.16 B

 Jan. 14, 2025 USD 2.28 1.99%

Italy
3
HER.MI

Hera S.p.A.

3

HER.MI

USD 5.08 B

 Jan. 14, 2025 USD 3.51 0.90%

Italy
4
ACE.MI

ACEA S.p.A.

4

ACE.MI

USD 3.96 B

 Jan. 14, 2025 USD 18.63 -0.17%

Italy
5
ERG.MI

ERG S.p.A.

5

ERG.MI

USD 2.91 B

 Jan. 14, 2025 USD 19.77 0.87%

Italy
6
IRE.MI

Iren SpA

6

IRE.MI

USD 2.51 B

 Jan. 14, 2025 USD 1.95 1.35%

Italy
7
ASC.MI

Ascopiave S.p.A.

7

ASC.MI

USD 605.64 M

 Jan. 14, 2025 USD 2.78 1.36%

Italy
8
GBUS.MI

Gibus S.p.A.

8

GBUS.MI

USD 45.81 M

 Jan. 14, 2025 USD 9.15 2.92%

Italy
9
ESPE.MI

Espe S.p.A.

9

ESPE.MI

USD 34.66 M

 Jan. 14, 2025 USD 2.85 2.46%

Italy
10
ATON.MI

ATON Green Storage S.p.A.

10

ATON.MI

USD 18.24 M

 Jan. 14, 2025 USD 2.43 -1.89%

Italy
11
GEL.MI

Gel S.p.A.

11

GEL.MI

USD 11.05 M

 Jan. 14, 2025 USD 1.76 -1.69%

Italy
Frequently Asked Questions
  • Which Utilities company in Italy has the highest Market Capitalization ?

    The Utilities company in Italy with the highest Market Capitalization is Terna - Rete Elettrica Nazionale Società per Azioni (Milan Stock Exchange: TRN.MI) at USD 15.74 B.

  • Which Utilities company in Italy has the lowest Market Capitalization ?

    The Utilities company in Italy with the lowest Market Capitalization is Gel S.p.A. (Milan Stock Exchange: GEL.MI) at USD 11.05 M.