OII vs. ITA

Last updated Apr 2, 2026

Compare and contrast key facts about Oceaneering International, Inc. (OII) and iShares U.S. Aerospace & Defense ETF (ITA).

ITA is a passively managed fund by iShares that tracks the performance of the Dow Jones U.S. Select Aerospace & Defense Index. It was launched on May 5, 2006.

Performance

OII vs. ITA - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Oceaneering International, Inc. (OII) and iShares U.S. Aerospace & Defense ETF (ITA). The values are adjusted to include any dividend payments, if applicable.

OII vs. ITA - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OII Oceaneering International, Inc.	43.03%	-7.86%	22.56%	21.67%	54.64%	42.26%	-46.68%	23.22%	-42.76%	-23.73%
ITA iShares U.S. Aerospace & Defense ETF	4.24%	48.64%	15.81%	14.33%	9.96%	9.39%	-13.57%	30.51%	-7.22%	35.24%

Returns By Period

In the year-to-date period, OII achieves a 43.03% return, which is significantly higher than ITA's 4.24% return. Over the past 10 years, OII has underperformed ITA with an annualized return of 1.13%, while ITA has yielded a comparatively higher 15.49% annualized return.

OII

• 1D: -3.10%
• 1M: -4.18%
• YTD: 43.03%
• 6M: 36.28%
• 1Y: 54.33%
• 3Y*: 24.92%
• 5Y*: 22.70%
• 10Y*: 1.13%

ITA

• 1D: 2.24%
• 1M: -10.69%
• YTD: 4.24%
• 6M: 6.95%
• 1Y: 45.80%
• 3Y*: 25.76%
• 5Y*: 17.41%
• 10Y*: 15.49%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

OII vs. ITA — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

OII

OII Risk / Return Rank: 74
OII Sharpe Ratio Rank: 76
OII Sortino Ratio Rank: 71
OII Omega Ratio Rank: 70
OII Calmar Ratio Rank: 76
OII Martin Ratio Rank: 78

ITA

ITA Risk / Return Rank: 89
ITA Sharpe Ratio Rank: 89
ITA Sortino Ratio Rank: 90
ITA Omega Ratio Rank: 87
ITA Calmar Ratio Rank: 89
ITA Martin Ratio Rank: 88

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

OII vs. ITA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Oceaneering International, Inc. (OII) and iShares U.S. Aerospace & Defense ETF (ITA). 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.

	OII	ITA	Difference
Sharpe ratio Return per unit of total volatility	1.12	1.97	-0.85
Sortino ratio Return per unit of downside risk	1.67	2.60	-0.93
Omega ratio Gain probability vs. loss probability	1.22	1.37	-0.14
Calmar ratio Return relative to maximum drawdown	1.97	2.96	-0.99
Martin ratio Return relative to average drawdown	5.74	11.32	-5.58
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OII vs. ITA - Sharpe Ratio Comparison

The current OII Sharpe Ratio is 1.12, which is lower than the ITA Sharpe Ratio of 1.97. The chart below compares the historical Sharpe Ratios of OII and ITA, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	OII	ITA	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.12	1.97	-0.85
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.43	0.89	-0.46
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.02	0.68	-0.66
Sharpe Ratio (All Time) Calculated using the full available price history	0.14	0.51	-0.37

Correlation

The correlation between OII and ITA is 0.44, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

OII vs. ITA - Dividend Comparison

OII has not paid dividends to shareholders, while ITA's dividend yield for the trailing twelve months is around 0.48%.

	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%
ITA iShares U.S. Aerospace & Defense ETF	0.48%	0.55%	0.85%	0.93%	0.95%	0.82%	1.07%	1.54%	1.13%	0.91%	1.07%	1.04%

Drawdowns

OII vs. ITA - Drawdown Comparison

The maximum OII drawdown since its inception was -97.37%, which is greater than ITA's maximum drawdown of -59.72%. Use the drawdown chart below to compare losses from any high point for OII and ITA.

Drawdown Indicators

	OII	ITA	Difference
Max Drawdown Largest peak-to-trough decline	-97.37%	-59.72%	-37.65%
Max Drawdown (1Y) Largest decline over 1 year	-29.27%	-15.82%	-13.45%
Max Drawdown (5Y) Largest decline over 5 years	-59.89%	-18.72%	-41.17%
Max Drawdown (10Y) Largest decline over 10 years	-94.08%	-51.00%	-43.08%
Current Drawdown Current decline from peak	-56.51%	-10.69%	-45.82%
Average Drawdown Average peak-to-trough decline	-38.46%	-9.45%	-29.01%
Ulcer Index Depth and duration of drawdowns from previous peaks	10.04%	4.14%	+5.90%

Volatility

OII vs. ITA - Volatility Comparison

Oceaneering International, Inc. (OII) has a higher volatility of 13.15% compared to iShares U.S. Aerospace & Defense ETF (ITA) at 8.22%. This indicates that OII's price experiences larger fluctuations and is considered to be riskier than ITA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OII	ITA	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.15%	8.22%	+4.93%
Volatility (6M) Calculated over the trailing 6-month period	33.48%	16.06%	+17.42%
Volatility (1Y) Calculated over the trailing 1-year period	48.72%	23.37%	+25.35%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	53.51%	19.70%	+33.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	62.94%	22.95%	+39.99%