DUOL vs. IBTL
DUOL (Duolingo, Inc.) is a stock, while IBTL (iShares iBonds Dec 2031 Term Treasury ETF) is Government Bonds fund tracking the ICE 2031 Maturity US Treasury Index. Over the past 3 years, DUOL returned -8.39%/yr vs 3.19%/yr for IBTL. At a 0.02 correlation, their price movements are largely independent.
Performance
DUOL vs. IBTL - Performance Comparison
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Returns By Period
In the year-to-date period, DUOL achieves a -30.13% return, which is significantly lower than IBTL's -0.37% return.
DUOL
- 1D
- -0.98%
- 1M
- 9.43%
- YTD
- -30.13%
- 6M
- -37.52%
- 1Y
- -74.37%
- 3Y*
- -8.39%
- 5Y*
- —
- 10Y*
- —
IBTL
- 1D
- -0.15%
- 1M
- 0.59%
- YTD
- -0.37%
- 6M
- -0.06%
- 1Y
- 3.51%
- 3Y*
- 3.19%
- 5Y*
- —
- 10Y*
- —
DUOL vs. IBTL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
DUOL Duolingo, Inc. | -30.13% | -45.87% | 42.93% | 218.92% | -32.97% | -11.65% |
IBTL iShares iBonds Dec 2031 Term Treasury ETF | -0.37% | 7.85% | 0.36% | 3.60% | -15.60% | -1.22% |
Correlation
The correlation between DUOL and IBTL is -0.10, 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 | -0.10 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.02 |
Correlation (All Time) Calculated using the full available price history since Aug 30, 2021 | 0.02 |
The correlation between DUOL and IBTL shifts across timeframes, from -0.10 (1 year) to 0.02 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
DUOL vs. IBTL — Risk / Return Rank
DUOL
IBTL
DUOL vs. IBTL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Duolingo, Inc. (DUOL) and iShares iBonds Dec 2031 Term Treasury ETF (IBTL). 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.
| DUOL | IBTL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.13 | ||
| Sortino ratioReturn per unit of downside risk | -3.76 | ||
| Omega ratioGain probability vs. loss probability | 0.72 | 1.16 | -0.44 |
| Calmar ratioReturn relative to maximum drawdown | -0.92 | 1.16 | -2.08 |
| Martin ratioReturn relative to average drawdown | -1.26 | 3.19 | -4.45 |
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Drawdowns
DUOL vs. IBTL - Drawdown Comparison
The maximum DUOL drawdown since its inception was -83.35%, which is greater than IBTL's maximum drawdown of -20.93%. Use the drawdown chart below to compare losses from any high point for DUOL and IBTL.
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Drawdown Indicators
| DUOL | IBTL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.35% | -20.93% | -62.42% |
Max Drawdown (1Y)Largest decline over 1 year | -81.19% | -2.83% | -78.36% |
Max Drawdown (3Y)Largest decline over 3 years | -83.35% | -7.38% | -75.97% |
Current DrawdownCurrent decline from peak | -77.32% | -7.16% | -70.16% |
Average DrawdownAverage peak-to-trough decline | -35.76% | -11.43% | -24.33% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 59.48% | 1.03% | +58.45% |
Volatility
DUOL vs. IBTL - Volatility Comparison
Duolingo, Inc. (DUOL) has a higher volatility of 15.67% compared to iShares iBonds Dec 2031 Term Treasury ETF (IBTL) at 1.11%. This indicates that DUOL's price experiences larger fluctuations and is considered to be riskier than IBTL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| DUOL | IBTL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 15.67% | 1.11% | +14.56% |
Volatility (6M)Calculated over the trailing 6-month period | 40.94% | 2.41% | +38.53% |
Volatility (1Y)Calculated over the trailing 1-year period | 62.97% | 3.50% | +59.47% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 66.21% | 7.44% | +58.77% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 66.21% | 7.44% | +58.77% |
Dividends
DUOL vs. IBTL - Dividend Comparison
DUOL has not paid dividends to shareholders, while IBTL's dividend yield for the trailing twelve months is around 3.97%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 |
|---|---|---|---|---|---|---|
DUOL Duolingo, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IBTL iShares iBonds Dec 2031 Term Treasury ETF | 3.97% | 3.93% | 4.07% | 3.04% | 2.36% | 0.70% |
Frequently Asked Questions
DUOL and IBTL have a correlation of -0.10, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
DUOL has higher volatility (15.67%) compared to IBTL (1.11%). In terms of maximum drawdown, DUOL dropped -83.35% vs IBTL's -20.93%.
IBTL currently has the higher Sharpe Ratio (0.94 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.
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