Oceaneering International Inc

OIINYSE · USD
46.26USD0.00 (-0.88%)
7810

Oceaneering International Inc (OII) Historical Volatility

OII 30-day historical volatility is 42%. This ranks in the 46th percentile of readings over the past year.

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Tracking OII historical volatility helps you see how much Oceaneering International Inc's stock price has actually moved over past periods, giving you a baseline to judge whether current option premiums are fair, cheap, or expensive. While implied volatility tells you what the market expects, Oceaneering International Inc's HV tells you what really happened. Use our scanner to monitor OII 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.

Historical volatility is the annualized standard deviation of an underlying's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. The OII 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Oceaneering International Inc's HV to its implied volatility reveals the volatility risk premium — when IV sits well above HV, option sellers tend to have an edge; when HV runs hot relative to IV, buyers may be underpaying for movement.

Oceaneering International, Inc. provides engineered services, products, and robotic solutions to the offshore energy, defense, aerospace, manufacturing, and entertainment industries worldwide. The company's Subsea Robotics segment provides remotely operated vehicles (ROVs) for drill support and vessel-based services, including subsea hardware installation, construction, pipeline inspection, survey and facilities inspection, maintenance, and repair. This segment also offers ROV tooling, and survey services, such as hydrographic survey and positioning services, as well as autonomous underwater vehicles for geoscience.

As of December 31, 2021, this segment owned 250 work-class ROVs. Its Manufactured Products segment provides distribution and connection systems, including production control umbilicals and field development hardware, pipeline connection, and repair systems to the energy industry; and autonomous mobile robots and automated guided vehicle technology and entertainment systems to various industries. The company's Offshore Projects Group segment offers subsea installation and intervention, including riserless light well intervention services and inspection, and maintenance and repair services; installation and workover control systems, and ROV workover control systems; project management and engineering; and drill pipe riser services and systems, and wellhead load relief solutions. Its Integrity Management & Digital Solutions segment provides asset integrity management; software and analytical solutions for the bulk cargo maritime industry; and software, digital, and connectivity solutions for the energy industry. The company's Aerospace and Defense Technologies segment offers government services and products, including engineering and related manufacturing in defense and space exploration activities to U.S. government agencies and their prime contractors. Oceaneering International, Inc. was founded in 1964 and is headquartered in Houston, Texas.

Sizing a long premium trade, modeling a covered call, or hunting volatility arbitrage all come back to one question: how much has the stock actually moved? Our scanner puts Oceaneering International Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where OII HV is running hot, cold, or in line. Make the OII 30 day historical volatility — and every other window — work for your edge instead of against it.

IV vs HV
Implied Volatility (IV) vs Historical Volatility (HV) over the past month.

As of September 25, 2026

IV - HV Difference
Difference between IV and HV over time. Positive values indicate IV > HV.

As of September 25, 2026

See how volatility has moved over time

Track OII historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.

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