United States

Top 145 largest US Companies in the Oil & Gas E&P industry by Market Cap

This is the list of the largest public listed companies in the Oil & Gas E&P industry from the United States by market capitalization with links to their reference stock.

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Top Oil & Gas E&P Companies from the United States as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
31 SM Energy Company $2.19 B United States US Energy US Oil & Gas E&P
32 Northern Oil and Gas, Inc. $2.15 B United States US Energy US Oil & Gas E&P
33 Talos Energy Inc. $1.96 B United States US Energy US Oil & Gas E&P
34 Brigham Minerals, Inc. $1.96 B

(Dec. 1, 2022)

 United States US Energy US Oil & Gas E&P
35 Oasis Petroleum Inc. $1.86 B United States US Energy US Oil & Gas E&P
36 Extraction Oil & Gas, Inc. $1.70 B

(Nov. 1, 2021)

 United States US Energy US Oil & Gas E&P
37 Calumet Specialty Products Partners, L.P. $1.70 B United States US Energy US Oil & Gas E&P
38 Bonanza Creek Energy, Inc. $1.63 B

(Dec. 1, 2021)

 United States US Energy US Oil & Gas E&P
39 NextDecade Corporation $1.42 B United States US Energy US Oil & Gas E&P
40 Kimbell Royalty Partners, LP $1.30 B United States US Energy US Oil & Gas E&P
41 Vine Energy, Inc. $1.20 B

(Nov. 1, 2021)

 United States US Energy US Oil & Gas E&P
42 Dorchester Minerals, L.P. $1.12 B United States US Energy US Oil & Gas E&P
43 Sabine Royalty Trust $1.02 B United States US Energy US Oil & Gas E&P
44 SilverBow Resources, Inc. $975.9 M

(July 1, 2024)

 United States US Energy US Oil & Gas E&P
45 Permian Basin Royalty Trust $819.8 M United States US Energy US Oil & Gas E&P
46 Ranger Oil Corporation $717.9 M

(June 1, 2023)

 United States US Energy US Oil & Gas E&P
47 Contango Oil & Gas Company $687.2 M

(Dec. 1, 2021)

 United States US Energy US Oil & Gas E&P
48 Riley Exploration Permian, Inc. $586.3 M United States US Energy US Oil & Gas E&P
49 Penn Virginia Corporation $568.6 M

(June 1, 2023)

 United States US Energy US Oil & Gas E&P
50 HighPeak Energy, Inc. $563.8 M United States US Energy US Oil & Gas E&P
51 SandRidge Energy, Inc. $543.5 M United States US Energy US Oil & Gas E&P
52 Tellurian Inc. $540.4 M

(July 1, 2024)

 United States US Energy US Oil & Gas E&P
53 Kosmos Energy Ltd. $427.1 M United States US Energy US Oil & Gas E&P
54 EXCO Resources, Inc. $392.8 M United States US Energy US Oil & Gas E&P
55 VAALCO Energy, Inc. $381.6 M United States US Energy US Oil & Gas E&P
56 Goodrich Petroleum Corporation $368.9 M

(Dec. 1, 2021)

 United States US Energy US Oil & Gas E&P
57 PrimeEnergy Resources Corporation $297.3 M United States US Energy US Oil & Gas E&P
58 San Juan Basin Royalty Trust $268.0 M United States US Energy US Oil & Gas E&P
59 PetroTal Corp. $255.0 M United States US Energy US Oil & Gas E&P
60 Berry Corporation $253.0 M

(Dec. 1, 2025)

 United States US Energy US Oil & Gas E&P

Top Oil & Gas E&P Companies from the United States as of Jan. 01, 2026

31. SM Energy Company

Company Profile: SM Energy Company
Market Cap (USD): $2.19 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

32. Northern Oil and Gas, Inc.

Company Profile: Northern Oil and Gas, Inc.
Market Cap (USD): $2.15 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

33. Talos Energy Inc.

Company Profile: Talos Energy Inc.
Market Cap (USD): $1.96 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

34. Brigham Minerals, Inc.

Company Profile: Brigham Minerals, Inc.
Market Cap (USD): $1.96 B (Dec. 1, 2022)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

35. Oasis Petroleum Inc.

Company Profile: Oasis Petroleum Inc.
Market Cap (USD): $1.86 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

36. Extraction Oil & Gas, Inc.

Company Profile: Extraction Oil & Gas, Inc.
Market Cap (USD): $1.70 B (Nov. 1, 2021)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

37. Calumet Specialty Products Partners, L.P.

Company Profile: Calumet Specialty Products Partners, L.P.
Market Cap (USD): $1.70 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

38. Bonanza Creek Energy, Inc.

Company Profile: Bonanza Creek Energy, Inc.
Market Cap (USD): $1.63 B (Dec. 1, 2021)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

39. NextDecade Corporation

Company Profile: NextDecade Corporation
Market Cap (USD): $1.42 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

40. Kimbell Royalty Partners, LP

Company Profile: Kimbell Royalty Partners, LP
Market Cap (USD): $1.30 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

41. Vine Energy, Inc.

Company Profile: Vine Energy, Inc.
Market Cap (USD): $1.20 B (Nov. 1, 2021)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

42. Dorchester Minerals, L.P.

Company Profile: Dorchester Minerals, L.P.
Market Cap (USD): $1.12 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

43. Sabine Royalty Trust

Company Profile: Sabine Royalty Trust
Market Cap (USD): $1.02 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

44. SilverBow Resources, Inc.

Company Profile: SilverBow Resources, Inc.
Market Cap (USD): $975.9 M (July 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

45. Permian Basin Royalty Trust

Company Profile: Permian Basin Royalty Trust
Market Cap (USD): $819.8 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

46. Ranger Oil Corporation

Company Profile: Ranger Oil Corporation
Market Cap (USD): $717.9 M (June 1, 2023)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

47. Contango Oil & Gas Company

Company Profile: Contango Oil & Gas Company
Market Cap (USD): $687.2 M (Dec. 1, 2021)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

48. Riley Exploration Permian, Inc.

Company Profile: Riley Exploration Permian, Inc.
Market Cap (USD): $586.3 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

49. Penn Virginia Corporation

Company Profile: Penn Virginia Corporation
Market Cap (USD): $568.6 M (June 1, 2023)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

50. HighPeak Energy, Inc.

Company Profile: HighPeak Energy, Inc.
Market Cap (USD): $563.8 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

51. SandRidge Energy, Inc.

Company Profile: SandRidge Energy, Inc.
Market Cap (USD): $543.5 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

52. Tellurian Inc.

Company Profile: Tellurian Inc.
Market Cap (USD): $540.4 M (July 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

53. Kosmos Energy Ltd.

Company Profile: Kosmos Energy Ltd.
Market Cap (USD): $427.1 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

54. EXCO Resources, Inc.

Company Profile: EXCO Resources, Inc.
Market Cap (USD): $392.8 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

55. VAALCO Energy, Inc.

Company Profile: VAALCO Energy, Inc.
Market Cap (USD): $381.6 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

56. Goodrich Petroleum Corporation

Company Profile: Goodrich Petroleum Corporation
Market Cap (USD): $368.9 M (Dec. 1, 2021)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

57. PrimeEnergy Resources Corporation

Company Profile: PrimeEnergy Resources Corporation
Market Cap (USD): $297.3 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

58. San Juan Basin Royalty Trust

Company Profile: San Juan Basin Royalty Trust
Market Cap (USD): $268.0 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

59. PetroTal Corp.

Company Profile: PetroTal Corp.
Market Cap (USD): $255.0 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

60. Berry Corporation

Company Profile: Berry Corporation
Market Cap (USD): $253.0 M (Dec. 1, 2025)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

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