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Oil & Gas Equipment & Services
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
SLB icon
1
SLB Ltd
SLB
$74.1B
$74.1B $49.91 1.77%
BKR icon
2
Baker Hughes
BKR
$61.2B
$61.2B $61.67 0.1%
TS icon
3
Tenaris
TS
$28.8B
$28.8B $57.05 1.57%
FTI icon
4
TechnipFMC
FTI
$27.2B
$27.2B $69.27 1.07%
HAL icon
5
Halliburton
HAL
$26.6B
$26.6B $31.82 1.67%
NOV icon
6
NOV
NOV
$6.95B
$6.95B $19.50 2.45%
WFRD icon
7
Weatherford International
WFRD
$6.27B
$6.27B $87.53 2.11%
AROC icon
8
Archrock
AROC
$5.95B
$5.95B $33.93 5.06%
KGS icon
9
Kodiak Gas Services
KGS
$5.84B
$5.84B $57.85 2.84%
WHD icon
10
Cactus
WHD
$5.28B
$5.28B $65.91 1.93%
OII icon
11
Oceaneering
OII
$4.78B
$4.78B $48.07 4.68%
TDW icon
12
Tidewater
TDW
$3.85B
$3.85B $77.36 8.11%
USAC icon
13
USA Compression Partners
USAC
$3.73B
$3.73B $25.71 2.32%
SEI
14
Solaris Energy Infrastructure
SEI
$3.41B
$3.41B $55.57 4.06%
LBRT icon
15
Liberty Energy
LBRT
$3.17B
$3.17B $19.40 2.07%
NESR
16
National Energy Services Reunited Corp
NESR
$2.84B
$2.84B $28.15 2.16%
WTTR icon
17
Select Water Solutions
WTTR
$2.77B
$2.77B $22.26 20.3%
EFXT
18
Enerflex
EFXT
$2.68B
$2.68B $21.99 1.17%
INVX
19
Innovex International
INVX
$2.13B
$2.13B $30.44 3.76%
LB
20
LandBridge Co
LB
$2.11B
$2.11B $75.63 2.65%
XPRO icon
21
Expro Ltd
XPRO
$1.83B
$1.83B $16.32 2.68%
NEXT icon
22
NextDecade
NEXT
$1.71B
$1.71B $6.42 1.53%
WBI
23
WaterBridge Infrastructure LLC
WBI
$1.58B
$1.58B $33.55 0.27%
HLX icon
24
Helix Energy Solutions
HLX
$1.37B
$1.37B $9.32 2.92%
PUMP icon
25
ProPetro Holding
PUMP
$1.35B
$1.35B $11 3.42%
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Oil & Gas Equipment & Services Stocks at a Glance

Oilfield services and equipment companies provide the contract drilling, seismic surveys, pumping, tool rental, and machinery behind oil and gas production. Revenue follows producers' capital budgets, amplifying oil-price cycles in both directions.

There are 50 Oil & Gas Equipment & Services industry stocks tracked by Wall St. Rank, worth a combined $299B.

The largest by market cap are SLB Ltd (SLB) at $74.1B, Baker Hughes (BKR) at $61.2B and Tenaris (TS) at $28.8B.

Among institutional investors, Halliburton (HAL) drew the most net new fund positions in Q1 2026: 282 funds opened new positions, taking total fund holders up 182 (18%) quarter-over-quarter.

  • Combined market cap: $299B across 50 stocks.
  • Largest constituent: SLB Ltd (SLB), $74.1B market cap.
  • Most net new fund positions in Q1 2026: Halliburton (HAL), +182 holders.

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