NOV vs. ESEA
NOV (National Oilwell Varco, Inc.) and ESEA (Euroseas Ltd) are both stocks. NOV operates in Oil & Gas Equipment & Services (Energy), while ESEA operates in Marine Shipping (Industrials). Over the past 10 years, NOV returned -3.52%/yr vs 24.22%/yr for ESEA. At a 0.24 correlation, their price movements are largely independent.
Performance
NOV vs. ESEA - Performance Comparison
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Returns By Period
In the year-to-date period, NOV achieves a 37.04% return, which is significantly higher than ESEA's 34.11% return. Over the past 10 years, NOV has underperformed ESEA with an annualized return of -3.52%, while ESEA has yielded a comparatively higher 24.22% annualized return.
NOV
- 1D
- 0.48%
- 1M
- 4.65%
- YTD
- 37.04%
- 6M
- 30.69%
- 1Y
- 58.42%
- 3Y*
- 14.65%
- 5Y*
- 6.53%
- 10Y*
- -3.52%
ESEA
- 1D
- 5.44%
- 1M
- 3.94%
- YTD
- 34.11%
- 6M
- 32.79%
- 1Y
- 73.97%
- 3Y*
- 83.12%
- 5Y*
- 41.40%
- 10Y*
- 24.22%
NOV vs. ESEA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
NOV National Oilwell Varco, Inc. | 37.04% | 11.30% | -26.81% | -1.83% | 55.72% | -0.89% | -44.93% | -1.69% | -28.28% | -3.23% |
ESEA Euroseas Ltd | 34.11% | 140.95% | 23.60% | 83.39% | -21.02% | 358.75% | 33.42% | -27.32% | -58.82% | 0.59% |
Correlation
The correlation between NOV and ESEA is 0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.07 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.18 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.25 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.20 |
Correlation (All Time) Calculated using the full available price history since May 5, 2006 | 0.24 |
The correlation between NOV and ESEA shifts across timeframes, from 0.07 (1 year) to 0.25 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
NOV:
$7.69B
ESEA:
$499.99M
NOV:
$0.25
ESEA:
$18.99
NOV:
85.80
ESEA:
3.77
NOV:
1.05
ESEA:
0.09
NOV:
0.90
ESEA:
2.20
NOV:
1.23
ESEA:
1.02
NOV:
$8.69B
ESEA:
$227.36M
NOV:
$1.70B
ESEA:
$148.47M
NOV:
$633.00M
ESEA:
$165.74M
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Return for Risk
NOV vs. ESEA — Risk / Return Rank
NOV
ESEA
NOV vs. ESEA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for National Oilwell Varco, Inc. (NOV) and Euroseas Ltd (ESEA). 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.
| NOV | ESEA | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.02 | ||
| Sortino ratioReturn per unit of downside risk | +0.06 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 1.29 | -0.01 |
| Calmar ratioReturn relative to maximum drawdown | 3.91 | 4.05 | -0.14 |
| Martin ratioReturn relative to average drawdown | 10.14 | 8.29 | +1.84 |
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Drawdowns
NOV vs. ESEA - Drawdown Comparison
The maximum NOV drawdown since its inception was -89.77%, smaller than the maximum ESEA drawdown of -99.84%. Use the drawdown chart below to compare losses from any high point for NOV and ESEA.
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Drawdown Indicators
| NOV | ESEA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -89.77% | -99.84% | +10.07% |
Max Drawdown (1Y)Largest decline over 1 year | -16.10% | -18.36% | +2.26% |
Max Drawdown (3Y)Largest decline over 3 years | -47.15% | -38.00% | -9.15% |
Max Drawdown (5Y)Largest decline over 5 years | -53.70% | -51.28% | -2.42% |
Max Drawdown (10Y)Largest decline over 10 years | -83.26% | -95.54% | +12.28% |
Current DrawdownCurrent decline from peak | -70.35% | -86.38% | +16.03% |
Average DrawdownAverage peak-to-trough decline | -45.20% | -85.40% | +40.20% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.20% | 8.95% | -2.75% |
Volatility
NOV vs. ESEA - Volatility Comparison
The current volatility for National Oilwell Varco, Inc. (NOV) is 11.51%, while Euroseas Ltd (ESEA) has a volatility of 18.88%. This indicates that NOV experiences smaller price fluctuations and is considered to be less risky than ESEA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| NOV | ESEA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.51% | 18.88% | -7.37% |
Volatility (6M)Calculated over the trailing 6-month period | 26.13% | 33.50% | -7.37% |
Volatility (1Y)Calculated over the trailing 1-year period | 38.20% | 44.60% | -6.40% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 42.45% | 55.16% | -12.71% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 47.27% | 94.52% | -47.25% |
Dividends
NOV vs. ESEA - Dividend Comparison
NOV's dividend yield for the trailing twelve months is around 2.34%, less than ESEA's 5.03% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ESEA Euroseas Ltd | 5.03% | 16.23% | 6.63% | 6.42% | 8.13% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
NOV National Oilwell Varco, Inc. | 1.99% | 3.26% | 1.88% | 0.99% | 0.96% | 0.37% | 0.36% | 0.80% | 0.78% | 0.56% | 1.63% | 5.49% |
Financials
NOV vs. ESEA - Financials Comparison
This section allows you to compare key financial metrics between National Oilwell Varco, Inc. and Euroseas Ltd. 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
NOV vs. ESEA - Profitability Comparison
NOV - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, National Oilwell Varco, Inc. reported a gross profit of 379.00M and revenue of 2.05B. Therefore, the gross margin over that period was 18.5%.
ESEA - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Euroseas Ltd reported a gross profit of 37.73M and revenue of 55.84M. Therefore, the gross margin over that period was 67.6%.
NOV - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, National Oilwell Varco, Inc. reported an operating income of 47.00M and revenue of 2.05B, resulting in an operating margin of 2.3%.
ESEA - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Euroseas Ltd reported an operating income of 34.03M and revenue of 55.84M, resulting in an operating margin of 61.0%.
NOV - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, National Oilwell Varco, Inc. reported a net income of 19.00M and revenue of 2.05B, resulting in a net margin of 0.9%.
ESEA - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Euroseas Ltd reported a net income of 32.52M and revenue of 55.84M, resulting in a net margin of 58.2%.
Frequently Asked Questions
NOV and ESEA have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ESEA has higher volatility (18.88%) compared to NOV (11.51%). In terms of maximum drawdown, NOV dropped -89.77% vs ESEA's -99.84%.
ESEA currently has the higher Sharpe Ratio (1.67 vs 1.65), 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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