STRL vs. BELFB
STRL (Sterling Infrastructure, Inc.) and BELFB (Bel Fuse Inc.) are both stocks. STRL operates in Engineering & Construction (Industrials), while BELFB operates in Electronic Components (Technology). Over the past 10 years, STRL returned 67.37%/yr vs 34.34%/yr for BELFB. At a 0.28 correlation, their price movements are largely independent.
Performance
STRL vs. BELFB - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, STRL achieves a 180.50% return, which is significantly higher than BELFB's 73.36% return. Over the past 10 years, STRL has outperformed BELFB with an annualized return of 67.37%, while BELFB has yielded a comparatively lower 34.34% annualized return.
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
- 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 vs. BELFB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
STRL Sterling Infrastructure, Inc. | 180.50% | 81.79% | 91.57% | 168.08% | 24.71% | 41.32% | 32.17% | 29.29% | -33.11% | 92.43% |
BELFB Bel Fuse Inc. | 73.36% | 106.32% | 24.03% | 104.19% | 158.73% | -12.33% | -24.84% | 13.09% | -25.89% | -17.68% |
Correlation
The correlation between STRL and BELFB 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, STRL and BELFB have become more correlated (0.51) than their long-term average of 0.28, meaning their price movements have been converging.
Fundamentals
STRL:
$26.66B
BELFB:
$621.54M
STRL:
$11.19
BELFB:
$7.60
STRL:
76.77
BELFB:
38.65
STRL:
1.63
BELFB:
0.94
STRL:
9.22
BELFB:
3.03
STRL:
22.41
BELFB:
0.65
STRL:
$2.88B
BELFB:
$701.71M
STRL:
$664.66M
BELFB:
$275.20M
STRL:
$429.99M
BELFB:
$135.78M
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
STRL vs. BELFB — Risk / Return Rank
STRL
BELFB
STRL vs. BELFB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Sterling Infrastructure, Inc. (STRL) and Bel Fuse Inc. (BELFB). 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.
| STRL | BELFB | 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 | 1.54 | 1.60 | -0.06 |
| Calmar ratioReturn relative to maximum drawdown | 10.41 | 12.41 | -2.00 |
| Martin ratioReturn relative to average drawdown | 28.52 | 36.02 | -7.50 |
Loading charts...
Drawdowns
STRL vs. BELFB - Drawdown Comparison
The maximum STRL drawdown since its inception was -92.51%, which is greater than BELFB's maximum drawdown of -81.89%. Use the drawdown chart below to compare losses from any high point for STRL and BELFB.
Loading charts...
Drawdown Indicators
| STRL | BELFB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -92.51% | -81.89% | -10.62% |
Max Drawdown (1Y)Largest decline over 1 year | -31.02% | -19.54% | -11.48% |
Max Drawdown (3Y)Largest decline over 3 years | -47.67% | -36.49% | -11.18% |
Max Drawdown (5Y)Largest decline over 5 years | -47.67% | -36.49% | -11.18% |
Max Drawdown (10Y)Largest decline over 10 years | -59.60% | -79.79% | +20.19% |
Current DrawdownCurrent decline from peak | -13.56% | -2.93% | -10.63% |
Average DrawdownAverage peak-to-trough decline | -46.29% | -36.85% | -9.44% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 11.30% | 6.72% | +4.58% |
Volatility
STRL vs. BELFB - Volatility Comparison
Sterling Infrastructure, Inc. (STRL) has a higher volatility of 27.60% compared to Bel Fuse Inc. (BELFB) at 14.25%. This indicates that STRL's price experiences larger fluctuations and is considered to be riskier than BELFB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| STRL | BELFB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 27.60% | 14.25% | +13.35% |
Volatility (6M)Calculated over the trailing 6-month period | 65.26% | 36.10% | +29.16% |
Volatility (1Y)Calculated over the trailing 1-year period | 82.41% | 48.91% | +33.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 57.29% | 51.65% | +5.64% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 53.58% | 58.40% | -4.82% |
Dividends
STRL vs. BELFB - Dividend Comparison
STRL has not paid dividends to shareholders, while BELFB's dividend yield for the trailing twelve months is around 0.10%.
| 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
STRL vs. BELFB - Financials Comparison
This section allows you to compare key financial metrics between Sterling Infrastructure, Inc. and Bel Fuse 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
STRL vs. BELFB - Profitability Comparison
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 - 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 - 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 - 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 - 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%.
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%.
Frequently Asked Questions
STRL and BELFB 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, STRL dropped -92.51% vs BELFB's -81.89%.
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 STRL and BELFB
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