OMEX vs. OPTT

Last updated Apr 2, 2026

Compare and contrast key facts about Odyssey Marine Exploration, Inc. (OMEX) and Ocean Power Technologies, Inc. (OPTT).

Performance

OMEX vs. OPTT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Odyssey Marine Exploration, Inc. (OMEX) and Ocean Power Technologies, Inc. (OPTT). The values are adjusted to include any dividend payments, if applicable.

OMEX vs. OPTT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OMEX Odyssey Marine Exploration, Inc.	-58.67%	172.22%	-84.52%	19.85%	-25.38%	-26.76%	122.57%	-4.20%	-11.67%	10.23%
OPTT Ocean Power Technologies, Inc.	16.10%	-70.59%	222.78%	-29.79%	-69.59%	-44.98%	209.20%	-87.21%	-69.08%	-62.71%

Fundamentals

EPS OMEX : -$1.00 OPTT : -$0.02
PS Ratio OMEX : 53.32 OPTT : 172.06
Total Revenue (TTM) OMEX : $467.12K OPTT : $3.44M
Gross Profit (TTM) OMEX : -$1.46M OPTT : -$1.94M
EBITDA (TTM) OMEX : $1.32B OPTT : -$33.99M

Returns By Period

In the year-to-date period, OMEX achieves a -58.67% return, which is significantly lower than OPTT's 16.10% return. Over the past 10 years, OMEX has outperformed OPTT with an annualized return of -20.70%, while OPTT has yielded a comparatively lower -38.58% annualized return.

OMEX

• 1D: -2.88%
• 1M: -51.20%
• YTD: -58.67%
• 6M: -57.81%
• 1Y: 107.69%
• 3Y*: -37.07%
• 5Y*: -34.77%
• 10Y*: -20.70%

OPTT

• 1D: -0.49%
• 1M: -16.35%
• YTD: 16.10%
• 6M: -31.67%
• 1Y: -12.93%
• 3Y*: -13.06%
• 5Y*: -35.42%
• 10Y*: -38.58%

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

Return for Risk

OMEX vs. OPTT — Risk / Return Rank

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

OMEX

OMEX Risk / Return Rank: 71
OMEX Sharpe Ratio Rank: 61
OMEX Sortino Ratio Rank: 86
OMEX Omega Ratio Rank: 79
OMEX Calmar Ratio Rank: 67
OMEX Martin Ratio Rank: 64

OPTT

OPTT Risk / Return Rank: 36
OPTT Sharpe Ratio Rank: 34
OPTT Sortino Ratio Rank: 45
OPTT Omega Ratio Rank: 42
OPTT Calmar Ratio Rank: 30
OPTT Martin Ratio Rank: 30

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.

OMEX vs. OPTT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Odyssey Marine Exploration, Inc. (OMEX) and Ocean Power Technologies, Inc. (OPTT). 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.

	OMEX	OPTT	Difference
Sharpe ratio Return per unit of total volatility	0.58	-0.12	+0.70
Sortino ratio Return per unit of downside risk	2.53	0.63	+1.90
Omega ratio Gain probability vs. loss probability	1.28	1.07	+0.21
Calmar ratio Return relative to maximum drawdown	1.26	-0.36	+1.62
Martin ratio Return relative to average drawdown	2.54	-0.61	+3.16
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OMEX vs. OPTT - Sharpe Ratio Comparison

The current OMEX Sharpe Ratio is 0.58, which is higher than the OPTT Sharpe Ratio of -0.12. The chart below compares the historical Sharpe Ratios of OMEX and OPTT, 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

	OMEX	OPTT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.58	-0.12	+0.70
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.24	-0.29	+0.05
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.17	-0.24	+0.07
Sharpe Ratio (All Time) Calculated using the full available price history	-0.04	-0.34	+0.30

Correlation

The correlation between OMEX and OPTT is 0.11, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

OMEX vs. OPTT - Dividend Comparison

Neither OMEX nor OPTT has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

OMEX vs. OPTT - Drawdown Comparison

The maximum OMEX drawdown since its inception was -99.70%, roughly equal to the maximum OPTT drawdown of -100.00%. Use the drawdown chart below to compare losses from any high point for OMEX and OPTT.

Drawdown Indicators

	OMEX	OPTT	Difference
Max Drawdown Largest peak-to-trough decline	-99.70%	-100.00%	+0.30%
Max Drawdown (1Y) Largest decline over 1 year	-81.36%	-65.30%	-16.06%
Max Drawdown (5Y) Largest decline over 5 years	-96.05%	-95.97%	-0.08%
Max Drawdown (10Y) Largest decline over 10 years	-97.40%	-99.95%	+2.55%
Current Drawdown Current decline from peak	-99.19%	-100.00%	+0.81%
Average Drawdown Average peak-to-trough decline	-71.41%	-98.64%	+27.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	40.16%	38.44%	+1.72%

Volatility

OMEX vs. OPTT - Volatility Comparison

Odyssey Marine Exploration, Inc. (OMEX) has a higher volatility of 38.38% compared to Ocean Power Technologies, Inc. (OPTT) at 33.85%. This indicates that OMEX's price experiences larger fluctuations and is considered to be riskier than OPTT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OMEX	OPTT	Difference
Volatility (1M) Calculated over the trailing 1-month period	38.38%	33.85%	+4.53%
Volatility (6M) Calculated over the trailing 6-month period	87.32%	85.36%	+1.96%
Volatility (1Y) Calculated over the trailing 1-year period	188.02%	108.87%	+79.15%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	142.82%	121.64%	+21.18%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	119.79%	158.30%	-38.51%

Financials