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Oil & Gas Integrated
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
XOM icon
1
ExxonMobil
XOM
$683B
$683B $165.99 0.46%
CVX icon
2
Chevron
CVX
$420B
$420B $214.06 0.61%
SHEL icon
3
Shell
SHEL
$277B
$277B $96.77 0.84%
TTE icon
4
TotalEnergies
TTE
$203B
$203B $91.89 0.72%
PBR icon
5
Petrobras
PBR
$137B
$137B $21.20 0.84%
PBR.A icon
6
Petrobras Class A
PBR.A
$123B
$123B $19.11 0.57%
BP icon
7
BP
BP
$119B
$119B $46.10 0.04%
EQNR icon
8
Equinor
EQNR
$106B
$106B $44.80 0.69%
E icon
9
ENI
E
$80.6B
$80.6B $56.05 0.66%
SU icon
10
Suncor Energy
SU
$80.5B
$80.5B $68.83 0.15%
IMO icon
11
Imperial Oil
IMO
$62.9B
$62.9B $129.99 0.63%
CVE icon
12
Cenovus Energy
CVE
$61.1B
$61.1B $33.11 0.69%
EC icon
13
Ecopetrol
EC
$36.5B
$36.5B $17.75 1.77%
YPF icon
14
YPF Sociedad Anonima ADS
YPF
$21.8B
$21.8B $55.55 0.91%
NFG icon
15
National Fuel Gas
NFG
$7.7B
$7.7B $81 1.62%
TGS icon
16
Transportadora de Gas del Sur
TGS
$4.47B
$4.47B $29.66 3.51%
DEC
17
Diversified Energy Company
DEC
$1.05B
$1.05B $14.81 0.87%
REPX icon
18
Riley Exploration Permian
REPX
$964M
$964M $43.51 0.72%
OBE
19
Obsidian Energy
OBE
$865M
$865M $12.97 1.81%
REI icon
20
Ring Energy
REI
$399M
$399M $1.53 1.29%
GTE icon
21
Gran Tierra Energy
GTE
$382M
$382M $10.79 2%
PED icon
22
PEDEVCO
PED
$197M
$197M $14.84 2.49%
EPM icon
23
Evolution Petroleum
EPM
$134M
$134M $3.72 3.12%
EP icon
24
Empire Petroleum
EP
$104M
$104M $2.50 3.73%
SLNG icon
25
Stabilis Solutions
SLNG
$97.3M
$97.3M $5.23 1.69%
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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 $2.43T.

The largest by market cap are ExxonMobil (XOM) at $683B, Chevron (CVX) at $420B and Shell (SHEL) at $277B.

Among institutional investors, Cenovus Energy (CVE) drew the most net new fund positions in Q2 2026: 79 funds opened new positions, taking total fund holders up 29 (6.3%) quarter-over-quarter.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.