Top 39 largest US Companies in the Utilities—Regulated Electric industry by Market Cap

1. NextEra Energy

Market Cap (USD): $166.13 B

Stock: NEE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

2. Duke Energy Corporation

Market Cap (USD): $79.86 B

Stock: DUK

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

3. The Southern Company

Market Cap (USD): $77.74 B

Stock: SO

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

4. American Electric Power Company, Inc.

Market Cap (USD): $48.72 B

Stock: AEP

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

5. Xcel Energy Inc.

Market Cap (USD): $38.37 B

Stock: XEL

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

6. PG&E Corporation

Market Cap (USD): $34.92 B

Stock: PCG

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

7. Consolidated Edison, Inc.

Market Cap (USD): $33.98 B

Stock: ED

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

8. WEC Energy Group, Inc.

Market Cap (USD): $29.58 B

Stock: WEC

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

9. Eversource Energy

Market Cap (USD): $29.33 B

Stock: ES

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

10. Edison International

Market Cap (USD): $24.55 B

Stock: EIX

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

11. Ameren Corporation

Market Cap (USD): $22.88 B

Stock: AEE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

12. DTE Energy Company

Market Cap (USD): $22.83 B

Stock: DTE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

13. PPL Corporation

Market Cap (USD): $22.18 B

Stock: PPL

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

14. CMS Energy Corporation

Market Cap (USD): $18.37 B

Stock: CMS

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

15. Avangrid, Inc.

Market Cap (USD): $16.60 B

Stock: AGR

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

16. Evergy, Inc.

Market Cap (USD): $14.46 B

Stock: EVRG

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

17. Alliant Energy Corporation

Market Cap (USD): $13.59 B

Stock: LNT

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

18. Pinnacle West Capital Corporation

Market Cap (USD): $8.33 B

Stock: PNW

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

19. Union Electric Co.

Market Cap (USD): $7.86 B

(Oct. 1, 2022)

Stock: UELMO

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

20. OGE Energy Corp.

Market Cap (USD): $7.75 B

Stock: OGE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

21. IDACORP, Inc.

Market Cap (USD): $5.39 B

Stock: IDA

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

22. Portland General Electric Company

Market Cap (USD): $4.85 B

Stock: POR

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

23. Hawaiian Electric Industries, Inc.

Market Cap (USD): $4.58 B

Stock: HE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

24. PNM Resources, Inc.

Market Cap (USD): $4.20 B

Stock: PNM

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

25. Alabama Power Co.

Market Cap (USD): $3.21 B

(June 1, 2022)

Stock: ALPVN

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

26. Ameren Illinois Company

Market Cap (USD): $1.91 B

Stock: AILLP

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

27. Spark Energy, Inc.

Market Cap (USD): $404.5 M

(Sept. 1, 2021)

Stock: SPKE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

28. Interstate Power & Light Co

Market Cap (USD): $334.0 M

(Dec. 1, 2021)

Stock: IPLDP

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

29. Genie Energy Ltd.

Market Cap (USD): $282.7 M

Stock: GNE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

30. Massachusetts Electric Co.

Market Cap (USD): $239.8 M

(Dec. 1, 2022)

Stock: MSSEL

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

31. Connecticut Light & Power Co. (The)

Market Cap (USD): $233.9 M

Stock: CNLHN

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

32. Summer Energy Holdings, Inc.

Market Cap (USD): $32.6 M

Stock: SUME

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

33. Mt. Carmel Public Utility Co.

Market Cap (USD): $4.6 M

(Sept. 1, 2022)

Stock: MCPB

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

34. U.S. Wind Farming, Inc.

Market Cap (USD): $94,000

Stock: USWF

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

35. Bud Genius, Inc.

Market Cap (USD): $1,585

(Nov. 1, 2021)

Stock: RIGH

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

36. NSTAR Electric Co.

Stock: NSARO

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

37. Helix Wind, Corp

Stock: HLXW

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

38. Indianapolis Power & Light Co.

Stock: IPWLK

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

39. Via Renewables, Inc.

Stock: VIASP

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric