OII vs. OIS
OII (Oceaneering International, Inc.) and OIS (Oil States International, Inc.) are both stocks. Both operate in the Oil & Gas Equipment & Services industry within the Energy sector. Over the past 10 years, OII returned 6.46%/yr vs -12.29%/yr for OIS. Their 0.66 correlation means they have sometimes moved together and sometimes differently.
Performance
OII vs. OIS - Performance Comparison
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Returns By Period
In the year-to-date period, OII achieves a 103.00% return, which is significantly higher than OIS's 19.79% return. Over the past 10 years, OII has outperformed OIS with an annualized return of 6.46%, while OIS has yielded a comparatively lower -12.29% annualized return.
OII
- 1D
- 2.39%
- 1M
- 26.70%
- 6M
- 62.06%
- YTD
- 103.00%
- 1Y
- 130.42%
- 3Y*
- 30.70%
- 5Y*
- 29.76%
- 10Y*
- 6.46%
- ALL TIME*
- 8.17%
OIS
- 1D
- 6.99%
- 1M
- 5.05%
- 6M
- -4.25%
- YTD
- 19.79%
- 1Y
- 66.19%
- 3Y*
- 1.18%
- 5Y*
- 7.46%
- 10Y*
- -12.29%
- ALL TIME*
- 1.80%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $75.92M | $54.33M | $45.30M | |
| $5.57M | $5.32M | $6.95M |
OII vs. OIS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OII Oceaneering International, Inc. | 103.00% | -7.86% | 22.56% | 21.67% | 54.64% | 42.26% | -46.68% | 23.22% | -42.76% | -23.73% |
OIS Oil States International, Inc. | 19.79% | 33.79% | -25.48% | -8.98% | 50.10% | -1.00% | -69.22% | 14.22% | -49.54% | -27.44% |
Correlation
The correlation between OII and OIS is 0.58, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.58 |
Correlation (3Y) Balances recent behavior with more history. | 0.67 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.73 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.73 |
Correlation (All Time) Calculated using the full available price history since Feb 9, 2001 | 0.66 |
The correlation between OII and OIS shifts across timeframes, from 0.58 (1 year) to 0.73 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
OII:
$4.86B
OIS:
$488.17M
OII:
$3.47
OIS:
-$1.85
OII:
1.71
OIS:
0.76
OII:
4.20
OIS:
0.82
OII:
$2.87B
OIS:
$621.87M
OII:
$569.26M
OIS:
$76.67M
OII:
$414.32M
OIS:
-$71.74M
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Return for Risk
OII vs. OIS — Risk / Return Rank
OII
OIS
OII vs. OIS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Oceaneering International, Inc. (OII) and Oil States International, Inc. (OIS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| OII | OIS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.68 | ||
| Sortino ratioReturn per unit of downside risk | +1.52 | ||
| Omega ratioGain probability vs. loss probability | 1.41 | 1.24 | +0.17 |
| Calmar ratioReturn relative to maximum drawdown | 8.22 | 1.33 | +6.89 |
| Martin ratioReturn relative to average drawdown | 20.55 | 2.81 | +17.74 |
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Drawdowns
OII vs. OIS - Drawdown Comparison
The maximum OII drawdown since its inception was -97.37%, roughly equal to the maximum OIS drawdown of -97.45%. Use the drawdown chart below to compare losses from any high point for OII and OIS.
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Drawdown Indicators
| OII | OIS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -97.37% | -97.45% | +0.08% |
Max Drawdown (1Y)Largest decline over 1 year | -15.27% | -47.32% | +32.05% |
Max Drawdown (3Y)Largest decline over 3 years | -47.84% | -62.90% | +15.06% |
Max Drawdown (5Y)Largest decline over 5 years | -57.97% | -68.72% | +10.75% |
Max Drawdown (10Y)Largest decline over 10 years | -93.29% | -95.95% | +2.66% |
Current DrawdownCurrent decline from peak | -38.27% | -87.59% | +49.32% |
Average DrawdownAverage peak-to-trough decline | -38.56% | -45.62% | +7.06% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.10% | 22.35% | -16.25% |
Volatility
OII vs. OIS - Volatility Comparison
Oceaneering International, Inc. (OII) has a higher volatility of 16.64% compared to Oil States International, Inc. (OIS) at 13.95%. This indicates that OII's price experiences larger fluctuations and is considered to be riskier than OIS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OII | OIS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 16.64% | 13.95% | +2.69% |
Volatility (6M)Calculated over the trailing 6-month period | 35.16% | 43.27% | -8.11% |
Volatility (1Y)Calculated over the trailing 1-year period | 44.54% | 55.95% | -11.41% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 51.10% | 59.64% | -8.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 62.99% | 64.11% | -1.12% |
Dividends
OII vs. OIS - Dividend Comparison
Neither OII nor OIS has paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OII Oceaneering International, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 2.13% | 3.40% | 2.88% |
OIS Oil States International, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
OII vs. OIS - Financials Comparison
This section allows you to compare key financial metrics between Oceaneering International, Inc. and Oil States International, Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
OII vs. OIS - Profitability Comparison
OII - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Oceaneering International, Inc. reported a gross profit of 156.98M and revenue of 768.18M. Therefore, the gross margin over that period was 20.4%.
OIS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Oil States International, Inc. reported a gross profit of 14.91M and revenue of 132.86M. Therefore, the gross margin over that period was 11.2%.
OII - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Oceaneering International, Inc. reported an operating income of 88.24M and revenue of 768.18M, resulting in an operating margin of 11.5%.
OIS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Oil States International, Inc. reported an operating income of -8.22M and revenue of 132.86M, resulting in an operating margin of -6.2%.
OII - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Oceaneering International, Inc. reported a net income of 65.02M and revenue of 768.18M, resulting in a net margin of 8.5%.
OIS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Oil States International, Inc. reported a net income of 5.91M and revenue of 132.86M, resulting in a net margin of 4.5%.
Frequently Asked Questions
OII and OIS have a correlation of 0.58, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
OII has higher volatility (16.64%) compared to OIS (13.95%). In terms of maximum drawdown, OII dropped -97.37% vs OIS's -97.45%.
OII currently has the higher Sharpe Ratio (2.83 vs 1.15), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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