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

1. NextEra Energy

Market Cap (USD): $146.07 B

Stock: NEE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

2. The Southern Company

Market Cap (USD): $77.43 B

Stock: SO

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

3. Duke Energy Corporation

Market Cap (USD): $70.04 B

Stock: DUK

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

4. American Electric Power Company, Inc.

Market Cap (USD): $44.29 B

Stock: AEP

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

5. PG&E Corporation

Market Cap (USD): $41.59 B

Stock: PCG

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

6. Xcel Energy Inc.

Market Cap (USD): $34.67 B

Stock: XEL

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

7. Consolidated Edison, Inc.

Market Cap (USD): $32.07 B

Stock: ED

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

8. WEC Energy Group, Inc.

Market Cap (USD): $29.03 B

Stock: WEC

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

9. Edison International

Market Cap (USD): $26.98 B

Stock: EIX

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

10. Eversource Energy

Market Cap (USD): $25.62 B

Stock: ES

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

11. DTE Energy Company

Market Cap (USD): $22.84 B

Stock: DTE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

12. Ameren Corporation

Market Cap (USD): $21.91 B

Stock: AEE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

13. PPL Corporation

Market Cap (USD): $19.90 B

Stock: PPL

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

14. CMS Energy Corporation

Market Cap (USD): $17.42 B

Stock: CMS

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

15. Avangrid, Inc.

Market Cap (USD): $14.40 B

Stock: AGR

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

16. Evergy, Inc.

Market Cap (USD): $13.82 B

Stock: EVRG

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

17. Alliant Energy Corporation

Market Cap (USD): $13.31 B

Stock: LNT

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

18. Pinnacle West Capital Corporation

Market Cap (USD): $9.51 B

Stock: PNW

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

19. Union Electric Co.

Market Cap (USD): $7.56 B

Stock: UELMO

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

20. OGE Energy Corp.

Market Cap (USD): $7.32 B

Stock: OGE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

21. IDACORP, Inc.

Market Cap (USD): $5.20 B

Stock: IDA

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

22. Portland General Electric Company

Market Cap (USD): $4.62 B

Stock: POR

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

23. Hawaiian Electric Industries, Inc.

Market Cap (USD): $4.01 B

Stock: HE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

24. PNM Resources, Inc.

Market Cap (USD): $3.89 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. Genie Energy Ltd.

Market Cap (USD): $345.7 M

Stock: GNE

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

29. Interstate Power & Light Co

Market Cap (USD): $334.0 M

(Dec. 1, 2021)

Stock: IPLDP

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

30. Connecticut Light & Power Co. (The)

Market Cap (USD): $226.3 M

Stock: CNLHN

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

31. Massachusetts Electric Co.

Market Cap (USD): $201.4 M

Stock: MSSEL

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

32. Summer Energy Holdings, Inc.

Market Cap (USD): $27.5 M

Stock: SUME

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

33. Mt. Carmel Public Utility Co.

Market Cap (USD): $4.6 M

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. NSTAR Electric Co.

Stock: NSARO

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

36. Via Renewables, Inc.

Stock: VIASP

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. Bud Genius, Inc.

Stock: RIGH

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric

39. Indianapolis Power & Light Co.

Stock: IPWLK

Country: United States

Sector: Utilities

Industry: Utilities—Regulated Electric