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Oil & Gas Integrated
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
XOM icon
1
ExxonMobil
XOM
$658B
$658B $158.85 3.8%
CVX icon
2
Chevron
CVX
$385B
$385B $193.13 2.96%
SHEL icon
3
Shell
SHEL
$245B
$245B $88.70 2.9%
TTE icon
4
TotalEnergies
TTE
$192B
$192B $86.54 2.8%
PBR icon
5
Petrobras
PBR
$120B
$120B $18.62 3.04%
BP icon
6
BP
BP
$112B
$112B $43.45 4.27%
PBR.A icon
7
Petrobras Class A
PBR.A
$106B
$106B $16.47 2.49%
EQNR icon
8
Equinor
EQNR
$97B
$97B $40.84 6.72%
E icon
9
ENI
E
$78.2B
$78.2B $53.87 7.25%
SU icon
10
Suncor Energy
SU
$77.7B
$77.7B $65.81 2.99%
IMO icon
11
Imperial Oil
IMO
$62.4B
$62.4B $129.01 2.61%
CVE icon
12
Cenovus Energy
CVE
$54.5B
$54.5B $29.21 5.6%
EC icon
13
Ecopetrol
EC
$33.5B
$33.5B $16.31 3.03%
YPF icon
14
YPF
YPF
$19.8B
$19.8B $50.62 1.57%
NFG icon
15
National Fuel Gas
NFG
$7.73B
$7.73B $81.39 0%
TGS icon
16
Transportadora de Gas del Sur
TGS
$4.49B
$4.49B $29.83 1.05%
DEC
17
Diversified Energy Company
DEC
$896M
$896M $12.97 3.76%
REPX icon
18
Riley Exploration Permian
REPX
$716M
$716M $33.01 0.09%
OBE
19
Obsidian Energy
OBE
$664M
$664M $9.95 5.74%
REI icon
20
Ring Energy
REI
$310M
$310M $1.22 7.96%
GTE icon
21
Gran Tierra Energy
GTE
$236M
$236M $6.68 4.54%
PED icon
22
PEDEVCO
PED
$150M
$150M $11.30 1.35%
EPM icon
23
Evolution Petroleum
EPM
$131M
$131M $3.65 0%
EP icon
24
Empire Petroleum
EP
$106M
$106M $2.66 5.56%
SLNG icon
25
Stabilis Solutions
SLNG
$91.1M
$91.1M $4.90 2.3%
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Oil & Gas Integrated Stocks at a Glance

Integrated oil and gas majors span the full value chain — exploration, production, refining, marketing, and transportation. Diversification smooths the commodity cycle: downstream margins often improve when crude falls, supporting the steadier cash flows and dividends the group is known for.

There are 36 Oil & Gas Integrated industry stocks tracked by Wall St. Rank, worth a combined $2.26T.

The largest by market cap are ExxonMobil (XOM) at $658B, Chevron (CVX) at $385B and Shell (SHEL) at $245B.

Among institutional investors, Chevron (CVX) drew the most net new fund positions in Q1 2026: 479 funds opened new positions, taking total fund holders up 306 (7.7%) quarter-over-quarter.

  • Combined market cap: $2.26T across 36 stocks.
  • Largest constituent: ExxonMobil (XOM), $658B market cap.
  • Most net new fund positions in Q1 2026: Chevron (CVX), +306 holders.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q1 2026.