Largest Oil & Gas Drilling Companies by Market Cap

Largest Oil & Gas Drilling companies by market cap. The Oil & Gas Drilling sector has 40 publicly listed stocks with a combined market cap of $50.44 Billion. Noble Corporation plc leads the sector with a market cap of $7.24 Billion. This ranking covers all Oil & Gas Drilling stocks globally — from large-cap industry leaders to mid-cap and small-cap companies — ranked by market capitalization and updated daily.

Total Market Cap (USD)

$50.44 Billion

Companies Listed

40

Largest Company

Noble Corporation plc

Top Oil & Gas Drilling Stocks by Market Capitalization (November 2026)

Top Oil & Gas Drilling stocks by market capitalization as of November 2026, covering 40 publicly listed companies.

Rank Company Market Cap (USD) Market Cap (Local) Country Price 24h Change 7d Change 24h Volume
1 Noble Corporation plc
NYSE:NE 		$7.24 Billion $7.24 Billion USA $49.00 +3.27% +11.49% 30.83 Million
2 Valaris Ltd
NYSE:VAL 		$6.06 Billion $6.06 Billion USA $105.31 +3.54% +14.23% 19.41 Million
3 Transocean Ltd
NYSE:RIG 		$5.69 Billion $5.69 Billion USA $6.94 +3.74% +14.14% 943.55 Million
4 Patterson-UTI Energy Inc
NASDAQ:PTEN 		$4.29 Billion $4.29 Billion USA $13.32 +4.96% +17.46% 167.73 Million
5 Sinopec Oilfield Service Corp
SHG:600871 		$4.16 Billion CN¥28.45 Billion China CN¥2.10 +0.96% +3.45% 2.89 Billion
6 Helmerich and Payne Inc
NYSE:HP 		$3.78 Billion $3.78 Billion USA $42.99 +3.39% +15.78% 26.18 Million
7 Odfjell Drilling Ltd
OL:ODL 		$2.75 Billion Nkr26.14 Billion Norway Nkr109.00 +0.18% +4.01% 6.87 Million
8 Seadrill Limited
NYSE:SDRL 		$2.68 Billion $2.68 Billion USA $47.72 +1.25% +3.81% 15.31 Million
9 ODFJELL DRILL.LTD. DL-01
F:OD3 		$2.18 Billion €1.86 Billion Germany €10.54 -1.13% +6.04% 400.00
10 Precision Drilling Corporation
TO:PD 		$1.39 Billion CA$1.92 Billion Canada CA$148.12 -1.58% +16.56% 2.19 Million
11 Nabors Industries Ltd
F:NBI1 		$1.25 Billion €1.07 Billion Germany €81.00 +10.20% +14.08% 0.00
12 Borr Drilling Ltd
NYSE:BORR 		$1.24 Billion $1.24 Billion USA $4.02 -0.99% -1.47% 235.17 Million
13 Nabors Industries Ltd.
NYSE:NBR 		$1.21 Billion $1.21 Billion USA $90.78 +2.48% +16.68% 5.11 Million
14 PARATUS ENERGY SERVICES LTD
OL:PLSV 		$852.80 Million Nkr8.10 Billion Norway Nkr49.80 -1.78% +5.40% 5.57 Million
15 Ensign Energy Services Inc
TO:ESI 		$602.70 Million CA$833.16 Million Canada CA$4.52 -1.31% +10.24% 9.08 Million
16 Shelf Drilling Ltd
OL:SHLF 		$498.91 Million Nkr4.74 Billion Norway Nkr18.44 +0.00% -0.11% 11.24 Million
17 Dolphin Drilling AS
OL:DDRIL 		$468.17 Million Nkr4.45 Billion Norway Nkr2.33 -0.85% +35.47% 68.49 Million
18 PHX Energy Services Corporation
TO:PHX 		$453.87 Million CA$627.43 Million Canada CA$13.71 +0.96% +7.11% 3.06 Million
19 SHELF DRILLING LTD
F:6SD 		$413.20 Million €353.43 Million Germany €1.49 -0.40% +0.13% 85.00K
20 Velesto Energy Bhd
KLSE:5243 		$402.22 Million RM1.60 Billion Malaysia RM0.20 +2.63% +2.63% 466.46 Million
21 Sinopec Oilfield Service Corporation
F:YIZH 		$382.66 Million €327.31 Million Germany €0.06 +0.83% +7.08% 0.00
22 PetroVietnam Drilling & Well Service Corp
VN:PVD 		$379.11 Million ₫9.98 Trillion Vietnam ₫17950.00 -2.18% -5.03% 226.02 Million
23 Sable Offshore Corp.
NYSE:SOC 		$273.64 Million $273.64 Million USA $2.75 -4.51% -9.54% 154.09 Million
24 XinJiang Beiken Energy Engineering Stock Co Ltd
SHE:002828 		$272.34 Million CN¥1.86 Billion China CN¥9.26 -3.14% -7.40% 147.24 Million
25 Odfjell Technology Ltd
OL:OTL 		$264.94 Million Nkr2.52 Billion Norway Nkr63.80 +2.74% +6.33% 784.17K
26 ODFJELL TECHNOLOGYLTD
F:ND4 		$242.70 Million €207.60 Million Germany €5.91 +1.37% +5.54% 2.40K
27 ACT Energy Technologies Ltd.
TO:ACX 		$214.15 Million CA$296.04 Million Canada CA$9.43 +2.17% +8.02% 4.85 Million
28 Northern Ocean Ltd
OL:NOL 		$211.22 Million Nkr2.01 Billion Norway Nkr6.62 -1.78% -2.07% 107.69 Million
29 NORTHERN OCEAN LTD.
F:4JO 		$198.30 Million €169.62 Million Germany €0.61 -1.62% +1.34% 6.47K
30 Daldrup & Söhne Aktiengesellschaft
F:4DS 		$129.31 Million €110.60 Million Germany €23.50 -1.26% -2.08% 61.00
31 Western Energy Services Corp.
TO:WRG 		$97.95 Million CA$135.40 Million Canada CA$4.00 -3.61% +1.78% 52.59K
32 WESTERN ENERGY SRV. NEW
F:W1T 		$61.95 Million €52.99 Million Germany €2.62 +0.77% +7.38% 0.00
33 Stampede Drilling Inc
V:SDI 		$34.06 Million CA$47.09 Million Canada CA$0.24 +0.00% +9.09% 8.03 Million
34 Apexindo Pratama Duta Tbk
JK:APEX 		$28.89 Million Rp492.96 Billion Indonesia Rp139.00 +2.21% -6.71% 173.16 Million
35 Deep Value Driller AS
OL:DVD 		$24.85 Million Nkr236.11 Million Norway Nkr2.53 -2.88% -2.13% 107.83 Million
36 Aban Offshore Limited
NSE:ABAN 		$9.08 Million Rs839.29 Million India Rs14.38 +1.20% -4.77% 833.86K
37 Awilco Drilling PLC
OL:AWDR 		$2.60 Million Nkr24.75 Million Norway Nkr1.00 +0.00% +0.00% 15.00K
38 AWILCO DRILLING PLC(SNDR)
F:0AI1 		$1.35 Million €1.15 Million Germany €0.05 +0.00% +0.00% 9.30K
39 Lapidoth-Heletz Limited Partnership
TA:LPHL-L 		$966.23K ILA360.40 Million Israel ILA147.10 +2.44% +5.52% 419.56K
40 DOLPHIN DRILL. A.S. NK 10
F:L33 		$95.54K €81.72K Germany €0.22 +5.80% +21.67% 304.00K

How Oil & Gas Drilling Companies Are Ranked by Market Cap

Oil & Gas Drilling companies are ranked by market cap, the latest share price multiplied by shares outstanding, with each company counted once at its primary listing.

Track real-time market capitalization of largest public companies in the Oil & Gas Drilling industry. Compare marketcap, analyze stock performance, and discover leading oil & gas drilling corporations. View all industries