LMB vs. DUOL
LMB (Limbach Holdings, Inc.) and DUOL (Duolingo, Inc.) are both stocks. LMB operates in Engineering & Construction (Industrials), while DUOL operates in Software - Application (Technology). Over the past 3 years, LMB returned 50.98%/yr vs -8.39%/yr for DUOL. At a 0.24 correlation, their price movements are largely independent.
Performance
LMB vs. DUOL - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, LMB achieves a 1.59% return, which is significantly higher than DUOL's -30.13% return.
LMB
- 1D
- -2.80%
- 1M
- 10.25%
- YTD
- 1.59%
- 6M
- 4.13%
- 1Y
- -44.24%
- 3Y*
- 50.98%
- 5Y*
- 52.40%
- 10Y*
- 22.55%
DUOL
- 1D
- -0.98%
- 1M
- 16.81%
- YTD
- -30.13%
- 6M
- -37.52%
- 1Y
- -74.53%
- 3Y*
- -8.39%
- 5Y*
- —
- 10Y*
- —
LMB vs. DUOL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
LMB Limbach Holdings, Inc. | 1.59% | -8.99% | 88.12% | 336.79% | 15.67% | -0.00% |
DUOL Duolingo, Inc. | -30.13% | -45.87% | 42.93% | 218.92% | -32.97% | -24.96% |
Correlation
The correlation between LMB and DUOL is 0.19, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.19 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.28 |
Correlation (All Time) Calculated using the full available price history since Jul 28, 2021 | 0.24 |
Fundamentals
LMB:
$2.75
DUOL:
$11.67
LMB:
28.80
DUOL:
10.51
LMB:
0.40
DUOL:
0.03
LMB:
1.47
DUOL:
4.04
LMB:
$652.56M
DUOL:
$1.10B
LMB:
$163.77M
DUOL:
$798.46M
LMB:
$58.72M
DUOL:
$167.30M
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
LMB vs. DUOL — Risk / Return Rank
LMB
DUOL
LMB vs. DUOL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Limbach Holdings, Inc. (LMB) and Duolingo, Inc. (DUOL). 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.
| LMB | DUOL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.52 | ||
| Sortino ratioReturn per unit of downside risk | +1.66 | ||
| Omega ratioGain probability vs. loss probability | 0.91 | 0.72 | +0.19 |
| Calmar ratioReturn relative to maximum drawdown | -0.79 | -0.92 | +0.13 |
| Martin ratioReturn relative to average drawdown | -1.14 | -1.26 | +0.12 |
Loading charts...
Drawdowns
LMB vs. DUOL - Drawdown Comparison
The maximum LMB drawdown since its inception was -84.10%, roughly equal to the maximum DUOL drawdown of -83.35%. Use the drawdown chart below to compare losses from any high point for LMB and DUOL.
Loading charts...
Drawdown Indicators
| LMB | DUOL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -84.10% | -83.35% | -0.75% |
Max Drawdown (1Y)Largest decline over 1 year | -55.92% | -81.19% | +25.27% |
Max Drawdown (3Y)Largest decline over 3 years | -55.92% | -83.35% | +27.43% |
Max Drawdown (5Y)Largest decline over 5 years | -55.92% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -84.10% | — | — |
Current DrawdownCurrent decline from peak | -47.11% | -77.32% | +30.21% |
Average DrawdownAverage peak-to-trough decline | -31.63% | -35.76% | +4.13% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 38.98% | 59.48% | -20.50% |
Volatility
LMB vs. DUOL - Volatility Comparison
Limbach Holdings, Inc. (LMB) has a higher volatility of 18.28% compared to Duolingo, Inc. (DUOL) at 15.67%. This indicates that LMB's price experiences larger fluctuations and is considered to be riskier than DUOL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| LMB | DUOL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 18.28% | 15.67% | +2.61% |
Volatility (6M)Calculated over the trailing 6-month period | 56.99% | 40.94% | +16.05% |
Volatility (1Y)Calculated over the trailing 1-year period | 66.31% | 62.97% | +3.34% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 62.70% | 66.21% | -3.51% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 63.28% | 66.21% | -2.93% |
Dividends
LMB vs. DUOL - Dividend Comparison
Neither LMB nor DUOL has paid dividends to shareholders.
Financials
LMB vs. DUOL - Financials Comparison
This section allows you to compare key financial metrics between Limbach Holdings, Inc. and Duolingo, 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
LMB vs. DUOL - Profitability Comparison
LMB - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Limbach Holdings, Inc. reported a gross profit of 31.17M and revenue of 138.86M. Therefore, the gross margin over that period was 22.5%.
DUOL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Duolingo, Inc. reported a gross profit of 213.10M and revenue of 291.97M. Therefore, the gross margin over that period was 73.0%.
LMB - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Limbach Holdings, Inc. reported an operating income of 1.13M and revenue of 138.86M, resulting in an operating margin of 0.8%.
DUOL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Duolingo, Inc. reported an operating income of 44.53M and revenue of 291.97M, resulting in an operating margin of 15.3%.
LMB - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Limbach Holdings, Inc. reported a net income of 4.38M and revenue of 138.86M, resulting in a net margin of 3.2%.
DUOL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Duolingo, Inc. reported a net income of 43.46M and revenue of 291.97M, resulting in a net margin of 14.9%.
Frequently Asked Questions
LMB and DUOL have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
LMB has higher volatility (18.28%) compared to DUOL (15.67%). In terms of maximum drawdown, LMB dropped -84.10% vs DUOL's -83.35%.
LMB currently has the higher Sharpe Ratio (-0.67 vs -1.19), 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 LMB and DUOL
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