BELFB vs. STRL
BELFB (Bel Fuse Inc.) and STRL (Sterling Infrastructure, Inc.) are both stocks. BELFB operates in Electronic Components (Technology), while STRL operates in Engineering & Construction (Industrials). Over the past 10 years, BELFB returned 34.34%/yr vs 67.37%/yr for STRL. At a 0.28 correlation, their price movements are largely independent.
Performance
BELFB vs. STRL - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, BELFB achieves a 73.36% return, which is significantly lower than STRL's 180.50% return. Over the past 10 years, BELFB has underperformed STRL with an annualized return of 34.34%, while STRL has yielded a comparatively higher 67.37% annualized return.
BELFB
- 1D
- -0.90%
- 1M
- 10.10%
- YTD
- 73.36%
- 6M
- 69.86%
- 1Y
- 240.77%
- 3Y*
- 72.41%
- 5Y*
- 84.50%
- 10Y*
- 34.34%
STRL
- 1D
- 2.44%
- 1M
- 0.55%
- YTD
- 180.50%
- 6M
- 172.57%
- 1Y
- 320.41%
- 3Y*
- 152.83%
- 5Y*
- 104.12%
- 10Y*
- 67.37%
BELFB vs. STRL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BELFB Bel Fuse Inc. | 73.36% | 106.32% | 24.03% | 104.19% | 158.73% | -12.33% | -24.84% | 13.09% | -25.89% | -17.68% |
STRL Sterling Infrastructure, Inc. | 180.50% | 81.79% | 91.57% | 168.08% | 24.71% | 41.32% | 32.17% | 29.29% | -33.11% | 92.43% |
Correlation
The correlation between BELFB and STRL is 0.51, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.51 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.48 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.47 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.40 |
Correlation (All Time) Calculated using the full available price history since Jul 10, 1998 | 0.28 |
Over the past year, BELFB and STRL have become more correlated (0.51) than their long-term average of 0.28, meaning their price movements have been converging.
Fundamentals
BELFB:
$621.54M
STRL:
$26.66B
BELFB:
$7.60
STRL:
$11.19
BELFB:
38.65
STRL:
76.77
BELFB:
0.94
STRL:
1.63
BELFB:
3.03
STRL:
9.22
BELFB:
0.65
STRL:
22.41
BELFB:
$701.71M
STRL:
$2.88B
BELFB:
$275.20M
STRL:
$664.66M
BELFB:
$135.78M
STRL:
$429.99M
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
BELFB vs. STRL — Risk / Return Rank
BELFB
STRL
BELFB vs. STRL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Bel Fuse Inc. (BELFB) and Sterling Infrastructure, Inc. (STRL). 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.
| BELFB | STRL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.05 | ||
| Sortino ratioReturn per unit of downside risk | +0.31 | ||
| Omega ratioGain probability vs. loss probability | 1.60 | 1.54 | +0.06 |
| Calmar ratioReturn relative to maximum drawdown | 12.41 | 10.41 | +2.00 |
| Martin ratioReturn relative to average drawdown | 36.02 | 28.52 | +7.50 |
Loading charts...
Drawdowns
BELFB vs. STRL - Drawdown Comparison
The maximum BELFB drawdown since its inception was -81.89%, smaller than the maximum STRL drawdown of -92.51%. Use the drawdown chart below to compare losses from any high point for BELFB and STRL.
Loading charts...
Drawdown Indicators
| BELFB | STRL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -81.89% | -92.51% | +10.62% |
Max Drawdown (1Y)Largest decline over 1 year | -19.54% | -31.02% | +11.48% |
Max Drawdown (3Y)Largest decline over 3 years | -36.49% | -47.67% | +11.18% |
Max Drawdown (5Y)Largest decline over 5 years | -36.49% | -47.67% | +11.18% |
Max Drawdown (10Y)Largest decline over 10 years | -79.79% | -59.60% | -20.19% |
Current DrawdownCurrent decline from peak | -2.93% | -13.56% | +10.63% |
Average DrawdownAverage peak-to-trough decline | -36.85% | -46.29% | +9.44% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.72% | 11.30% | -4.58% |
Volatility
BELFB vs. STRL - Volatility Comparison
The current volatility for Bel Fuse Inc. (BELFB) is 14.25%, while Sterling Infrastructure, Inc. (STRL) has a volatility of 27.60%. This indicates that BELFB experiences smaller price fluctuations and is considered to be less risky than STRL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| BELFB | STRL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 14.25% | 27.60% | -13.35% |
Volatility (6M)Calculated over the trailing 6-month period | 36.10% | 65.26% | -29.16% |
Volatility (1Y)Calculated over the trailing 1-year period | 48.91% | 82.41% | -33.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 51.65% | 57.29% | -5.64% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 58.40% | 53.58% | +4.82% |
Dividends
BELFB vs. STRL - Dividend Comparison
BELFB's dividend yield for the trailing twelve months is around 0.10%, while STRL has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BELFB Bel Fuse Inc. | 0.10% | 0.17% | 0.34% | 0.42% | 0.85% | 2.17% | 1.86% | 1.37% | 1.52% | 1.11% | 0.91% | 1.62% |
STRL Sterling Infrastructure, 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
BELFB vs. STRL - Financials Comparison
This section allows you to compare key financial metrics between Bel Fuse Inc. and Sterling Infrastructure, 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
BELFB vs. STRL - Profitability Comparison
BELFB - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Bel Fuse Inc. reported a gross profit of 69.60M and revenue of 178.49M. Therefore, the gross margin over that period was 39.0%.
STRL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Sterling Infrastructure, Inc. reported a gross profit of 194.30M and revenue of 825.68M. Therefore, the gross margin over that period was 23.5%.
BELFB - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Bel Fuse Inc. reported an operating income of 23.67M and revenue of 178.49M, resulting in an operating margin of 13.3%.
STRL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Sterling Infrastructure, Inc. reported an operating income of 2.36M and revenue of 825.68M, resulting in an operating margin of 0.3%.
BELFB - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Bel Fuse Inc. reported a net income of 11.38M and revenue of 178.49M, resulting in a net margin of 6.4%.
STRL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Sterling Infrastructure, Inc. reported a net income of 95.97M and revenue of 825.68M, resulting in a net margin of 11.6%.
Frequently Asked Questions
BELFB and STRL have a correlation of 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
STRL has higher volatility (27.60%) compared to BELFB (14.25%). In terms of maximum drawdown, BELFB dropped -81.89% vs STRL's -92.51%.
BELFB currently has the higher Sharpe Ratio (4.97 vs 3.92), 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.
Find the right allocation for BELFB and STRL
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer