OII Oceaneering International, Inc.
NYSEActiveCommon stock
OII is the ticker symbol of Oceaneering International, Inc., which is listed on NYSE.
OII at a glance
- Symbol
- OII
- Company / issuer
- Oceaneering International, Inc.
- Security type
- Common stock
- Exchange
- NYSE
- Status
- Actively traded
- Seen in listing files
- Apr 2015 – present
- Sector
- Energy
- Industry
- Oilfield Services/Equipment
- Country
- United States
- Market cap
- $4.6 billion (Sep 2026)
Oceaneering International, Inc. company profile
- Industry (SIC)
- Oil & Gas Field Services, NEC
- Headquarters
- Houston, TX
- Incorporated in
- DE
- Fiscal year end
- December 31
- SEC filer category
- Large accelerated filer
- Latest annual report
- 10-K filed 2026-02-20
- Latest interim report
- 10-Q filed 2026-07-23
- SEC CIK
- 73756
Source: SEC EDGAR filer data.
OII price chart
Interactive chart provided by TradingView (loads third-party scripts).
Frequently asked questions
What company has the ticker symbol OII?
OII is the ticker symbol of Oceaneering International, Inc on NYSE.
Is OII still trading?
Yes. OII appears in the current NYSE listings as of Sep 2026.
Which exchange is OII listed on?
OII is listed on NYSE.
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