AIAI.L vs. USTY.L
AIAI.L (L&G Artificial Intelligence UCITS ETF) and USTY.L (SPDR Bloomberg US Treasury Bond UCITS ETF) are both exchange-traded funds - AIAI.L is a Technology Equities fund tracking the MSCI World/Information Tech NR USD, while USTY.L is a Government Bonds fund tracking the Bloomberg US Treasury Index. Both are passively managed. Over the past 5 years, AIAI.L returned 18.10%/yr vs 0.31%/yr for USTY.L. At a correlation of -0.12, they often move in opposite directions. AIAI.L charges 0.49%/yr vs 0.05%/yr for USTY.L.
Performance
AIAI.L vs. USTY.L - Performance Comparison
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Different Trading Currencies
AIAI.L is traded in USD, while USTY.L is traded in GBP. To make them comparable, the USTY.L values have been converted to USD using the latest available exchange rates.
Returns By Period
In the year-to-date period, AIAI.L achieves a 42.35% return, which is significantly higher than USTY.L's 0.42% return.
AIAI.L
- 1D
- -1.83%
- 1M
- 18.80%
- YTD
- 42.35%
- 6M
- 39.03%
- 1Y
- 75.99%
- 3Y*
- 38.01%
- 5Y*
- 18.10%
- 10Y*
- —
USTY.L
- 1D
- 0.26%
- 1M
- -0.28%
- YTD
- 0.42%
- 6M
- 0.88%
- 1Y
- 5.09%
- 3Y*
- 3.82%
- 5Y*
- 0.31%
- 10Y*
- 1.54%
AIAI.L vs. USTY.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
AIAI.L L&G Artificial Intelligence UCITS ETF | 42.35% | 30.30% | 18.45% | 59.58% | -40.29% | 9.81% | 68.60% | 3.43% |
USTY.L SPDR Bloomberg US Treasury Bond UCITS ETF | 0.42% | 7.65% | 1.64% | 3.84% | -12.17% | -1.76% | 7.78% | 2.36% |
Correlation
The correlation between AIAI.L and USTY.L is -0.02, 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 | -0.02 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.03 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.06 |
Correlation (All Time) Calculated using the full available price history since Jul 3, 2019 | -0.12 |
The correlation between AIAI.L and USTY.L shifts across timeframes, from -0.12 (all time) to -0.02 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
AIAI.L vs. USTY.L — Risk / Return Rank
AIAI.L
USTY.L
AIAI.L vs. USTY.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for L&G Artificial Intelligence UCITS ETF (AIAI.L) and SPDR Bloomberg US Treasury Bond UCITS ETF (USTY.L). 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.
| AIAI.L | USTY.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.06 | ||
| Sortino ratioReturn per unit of downside risk | +2.25 | ||
| Omega ratioGain probability vs. loss probability | 1.46 | 1.16 | +0.30 |
| Calmar ratioReturn relative to maximum drawdown | 4.73 | 1.46 | +3.27 |
| Martin ratioReturn relative to average drawdown | 14.60 | 4.56 | +10.04 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| AIAI.L | USTY.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 3.00 | 0.94 | +2.06 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.63 | 0.04 | +0.59 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.22 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.77 | 0.26 | +0.51 |
Drawdowns
AIAI.L vs. USTY.L - Drawdown Comparison
The maximum AIAI.L drawdown since its inception was -49.61%, which is greater than USTY.L's maximum drawdown of -18.61%. Use the drawdown chart below to compare losses from any high point for AIAI.L and USTY.L.
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Drawdown Indicators
| AIAI.L | USTY.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -49.61% | -18.61% | -31.00% |
Max Drawdown (1Y)Largest decline over 1 year | -16.80% | -3.42% | -13.38% |
Max Drawdown (3Y)Largest decline over 3 years | -29.96% | -5.11% | -24.85% |
Max Drawdown (5Y)Largest decline over 5 years | -49.61% | -16.44% | -33.17% |
Max Drawdown (10Y)Largest decline over 10 years | — | -18.61% | — |
Current DrawdownCurrent decline from peak | -1.83% | -3.73% | +1.90% |
Average DrawdownAverage peak-to-trough decline | -14.16% | -5.80% | -8.36% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.45% | 1.09% | +4.36% |
Volatility
AIAI.L vs. USTY.L - Volatility Comparison
L&G Artificial Intelligence UCITS ETF (AIAI.L) has a higher volatility of 10.67% compared to SPDR Bloomberg US Treasury Bond UCITS ETF (USTY.L) at 1.73%. This indicates that AIAI.L's price experiences larger fluctuations and is considered to be riskier than USTY.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AIAI.L | USTY.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 10.67% | 1.73% | +8.94% |
Volatility (6M)Calculated over the trailing 6-month period | 20.49% | 3.97% | +16.52% |
Volatility (1Y)Calculated over the trailing 1-year period | 26.55% | 5.33% | +21.22% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 28.59% | 7.13% | +21.46% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 28.81% | 6.86% | +21.95% |
AIAI.L vs. USTY.L - Expense Ratio Comparison
AIAI.L has a 0.49% expense ratio, which is higher than USTY.L's 0.05% expense ratio.
Dividends
AIAI.L vs. USTY.L - Dividend Comparison
AIAI.L has not paid dividends to shareholders, while USTY.L's dividend yield for the trailing twelve months is around 4.87%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
AIAI.L L&G Artificial Intelligence UCITS ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
USTY.L SPDR Bloomberg US Treasury Bond UCITS ETF | 4.87% | 4.61% | 3.81% | 2.81% | 1.57% | 1.31% | 2.49% | 2.79% | 2.11% | 2.11% | 1.66% |
Frequently Asked Questions
AIAI.L and USTY.L have a correlation of -0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, USTY.L is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.
USTY.L is cheaper with a 0.05% expense ratio, compared with 0.49% for AIAI.L.
AIAI.L is categorized as Technology Equities, while USTY.L is Government Bonds. AIAI.L tracks MSCI World/Information Tech NR USD, while USTY.L tracks Bloomberg US Treasury Index. They also come from different issuers: Legal & General and State Street. Their fees differ too: 0.49% for AIAI.L and 0.05% for USTY.L.
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