Large Cap
Oil & Gas Equipment & Services
Stocks Ranked by
Market Capitalization
| Name | Market cap | Price |
Price change % |
|
|---|---|---|---|---|
1
SLB Ltd
SLB
$78.4B
| $78.4B | $52.84 | 1.56% |
|
2
Baker Hughes
BKR
$64.2B
| $64.2B | $64.72 | 0.14% |
|
3
TechnipFMC
FTI
$29.7B
| $29.7B | $75.83 | 0.68% |
|
4
Halliburton
HAL
$27.9B
| $27.9B | $33.44 | 1.07% |
|
5
Tenaris
TS
$26.8B
| $26.8B | $53.18 | 0.49% |
|
Large Cap 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 5 large cap Oil & Gas Equipment & Services stocks — companies in the Oil & Gas Equipment & Services industry with a market cap between $10B and $200B — worth a combined $227B.
The largest by market cap are SLB Ltd (SLB) at $78.4B, Baker Hughes (BKR) at $64.2B and TechnipFMC (FTI) at $29.7B.
Among institutional investors, Halliburton (HAL) drew the most net new fund positions in Q1 2026: 285 funds opened new positions, taking total fund holders up 185 (18%) quarter-over-quarter.
- Combined market cap: $227B across 5 stocks.
- Large Cap: market cap between $10B and $200B.
- Largest constituent: SLB Ltd (SLB), $78.4B market cap.
- Most net new fund positions in Q1 2026: Halliburton (HAL), +185 holders.
Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q1 2026.