Oceaneering International | OII - Market Capitalization


Oceaneering International reported $3.45B in Market Capitalization this November of 2026, considering the latest stock price and the number of outstanding shares.





Market Capitalization Change Date
Baker Hughes USD 54.5B 562M Sep/2026
Core Laboratories USD 445M 92M Sep/2026
Dril Quip USD 1.06B 452M Sep/2026
FMC Technologies USD 26.64B 202M Sep/2026
Halliburton USD 26.49B 1.87B Sep/2026
Helix Energy Solutions USD 1.29B 173M Jun/2026
National Oilwell Varco USD 6.68B 47M Sep/2026
Newpark Resources USD 1.35B 343M Jun/2026
NOW USD 1.45B 137.1B Nov/2026
Oceaneering International USD 4.04B 500M Jun/2026
Oil States International USD 566M 86M Nov/2026
Patterson Uti Energy USD 5.11B 1.63B Nov/2026
RPC USD 1.25B 44M Sep/2026
Saipem EUR 8.55B 960M Jun/2026
Schlumberger USD 72.31B 2.8B Sep/2026
Secure Energy Services CAD 3.76B 564.99M Dec/2025
Tenaris USD 34.3B 6.39B Nov/2026
Tidewater USD 3.32B 830M Jun/2026
Transocean USD 5.35B 109M Nov/2026
Weatherford International USD 5.71B 153M Sep/2026