WHITTAKER QUANTITATIVE ALPHA TECHNOLOGIES

Oil & Gas Equipment & Services

47 companies in this sub-industry (Energy › Energy Equipment & Services), largest first. Open any company for its filing-based history.

# Ticker Company Market cap P/E Dividend yield Years of data
1 SLB Schlumberger NV $70.4B 20.7 2.4% 12
2 BKR Baker Hughes Co $56.1B 18.3 1.6% 12
3 HAL Halliburton Company $29.3B 19.5 1.9% 12
4 FTI TechnipFMC PLC $28.7B 27.6 0.3% 12
5 TS Tenaris SA ADR $28.1B 14.7 3.1% 12
6 KGS Kodiak Gas Services, Inc. $6.85B 88.1 2.9% 6
7 SEI Solaris Energy Infrastructure, Inc. $6.83B 80.7 0.7% 11
8 NOV NOV Inc. $6.78B 75.6 1.7% 12
9 AROC Archrock Inc $6.75B 20.9 2.2% 12
10 WFRD Weatherford International plc $6.06B 13.2 1.2% 12
11 OII Oceaneering International Inc $4.2B 12.5 — 12
12 LBRT Liberty Energy Inc. $4B 26.9 1.4% 11
13 USAC USA Compression Partners LP $3.84B 27.0 7.9% 12
14 WHD Cactus Inc $3.73B 50.3 1.0% 11
15 TDW Tidewater Inc $3.65B 12.4 — 12
16 NESR National Energy Services Reunited Corp Ordinary Shares $2.89B 44.7 — 10
17 WTTR Select Energy Services Inc $2.71B 91.7 1.1% 11
18 FLOC Flowco Holdings Inc. $2.22B 16.8 1.6% 4
19 PUMP ProPetro Holding Corp $1.58B — — 11
20 TTI Tetra Technologies Inc $1.4B 157.5 — 12
21 HLX Helix Energy Solutions Group Inc $1.36B 92.2 — 12
22 VTOL Bristow Group Inc $1.29B 11.2 0.3% 12
23 RES RPC Inc $1.25B 62.8 2.9% 12
24 NPKI NPK International Inc. $1.22B 34.4 — 12
25 ACDC ProFrac Holding Corp. $887M — — 7
26 FET Forum Energy Technologies Inc $561M — — 12
27 NGS Natural Gas Services Group Inc $522M 23.6 0.8% 12
28 CLB Core Laboratories NV $512M 18.2 0.4% 12
29 OIS Oil States International Inc $501M — — 12
30 ASPN Aspen Aerogels Inc $428M — — 12
31 RNGR Ranger Energy Services Inc $382M 25.5 1.5% 11
32 NOA North American Construction Group Ltd $370M 17.3 3.5% 12
33 MTRX Matrix Service Co $351M — — 12
34 ESOA Energy Services Of America Corp $314M 30.6 0.7% 12
35 DWSN Dawson Geophysical Company $235M 47.3 — 12
36 SMHI SEACOR Marine Holdings Inc $211M — — 12
37 SND Smart Sand Inc $206M 8.7 0.0% 12
38 OMSE OMS Energy Technologies Inc. $189M 5.8 — 5
39 NINE Nine Energy Service, Inc. $152M — — 12
40 TUSK Mammoth Energy Services Inc $139M — — 12
41 BOOM Dmc Global Inc $132M — — 12
42 NCSM NCS Multistage Holdings Inc $119M 6.5 — 11
43 GEOS Geospace Technologies Corporation $96.6M — — 12
44 LSE Leishen Energy Holding Co., Ltd. Ordinary Shares $75.4M 55.4 — 5
45 DTI Drilling Tools International Corp. $75.4M — — 5
46 STAK STAK Inc. Ordinary Shares $64.7M — — 4
47 KLXE KLX Energy Services Holdings Inc $50.5M — — 11

Market capitalization, P/E and dividend yield are the published company index's values as of 2026-07-22. Sorted by size; this is not a ranking of quality.

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