- Issuer
- Stone Ridge
- Inception Date
- Jan 8, 2024
- Region
- North America (U.S.)
- Category
- Government Bonds
- Leveraged
- 1x (No leverage)
- Index Tracked
- No Index (Active)
- Domicile
- United States
- Distribution Policy
- Distributing
- Asset Class
- Bond
Share Price Chart
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Performance
LFAI Performance Chart
LifeX 2050 Longevity Income ETF (LFAI) is down 0.1% since the beginning of the year. LFAI is currently trading at $150 per share.
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Returns By Period
LifeX 2050 Longevity Income ETF (LFAI) has returned -0.12% so far this year and 4.46% over the past 12 months.
LifeX 2050 Longevity Income ETF
- 1D
- 0.15%
- 1M
- 0.15%
- YTD
- -0.12%
- 6M
- -0.69%
- 1Y
- 4.46%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
Benchmark (S&P 500 Index)
- 1D
- 0.13%
- 1M
- 5.25%
- YTD
- 11.16%
- 6M
- 11.43%
- 1Y
- 28.20%
- 3Y*
- 21.12%
- 5Y*
- 12.66%
- 10Y*
- 13.75%
LFAI Monthly Returns History
Based on dividend-adjusted daily data since Sep 16, 2024, LFAI's average daily return is 0.00%, while the average monthly return is -0.06%.
Historically, 59% of months were positive and 41% were negative. The best month was Feb 2025 with a return of +3.4%, while the worst month was Oct 2024 at -3.8%. The longest winning streak lasted 4 consecutive months, and the longest losing streak was 2 months.
On a daily basis, LFAI closed higher 49% of trading days. The best single day was Nov 25, 2024 with a return of +1.3%, while the worst single day was Apr 7, 2025 at -1.8%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.01% | 3.04% | -2.85% | -0.66% | 0.25% | 0.18% | -0.12% | ||||||
| 2025 | 0.41% | 3.42% | -0.05% | 0.24% | -2.06% | 1.92% | -0.67% | 0.92% | 1.56% | 1.00% | 0.62% | -1.30% | 6.06% |
| 2024 | -1.51% | -3.81% | 1.18% | -3.10% | -7.12% |
Benchmark Metrics
LifeX 2050 Longevity Income ETF has an annualized alpha of -1.21%, beta of 0.03, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since September 17, 2024.
- This ETF participated in 28.89% of S&P 500 Index downside but only 5.23% of its upside - more exposed to losses than it benefited from rallies.
- Beta of 0.03 may look defensive, but with R2 of 0.00 this ETF is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this ETF's risk.
- R2 of 0.00 means this ETF moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- -1.21%
- Beta
- 0.03
- R²
- 0.00
- Upside Capture
- 5.23%
- Downside Capture
- 28.89%
Expense Ratio
LFAI has an expense ratio of 0.25%, which is considered low.
Return for Risk
Risk / Return Rank
LFAI ranks 20 for risk / return — in the bottom 20% of ETFs on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for LifeX 2050 Longevity Income ETF (LFAI) and compare them to S&P 500 Index.
| LFAI | Benchmark | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.71 | 2.39 | -1.68 |
Sortino ratioReturn per unit of downside risk | 1.07 | 3.25 | -2.18 |
Omega ratioGain probability vs. loss probability | 1.12 | 1.43 | -0.31 |
Calmar ratioReturn relative to maximum drawdown | 0.85 | 3.11 | -2.27 |
Martin ratioReturn relative to average drawdown | 2.41 | 14.38 | -11.98 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Dividends
Dividend History
LifeX 2050 Longevity Income ETF provided a 14.23% dividend yield over the last twelve months, with an annual payout of $21.30 per share.
| Period | TTM | 2025 | 2024 |
|---|---|---|---|
| Dividend | $21.30 | $25.53 | $3.25 |
Dividend yield | 14.23% | 16.48% | 1.91% |
Monthly Dividends
The table displays the monthly dividend distributions for LifeX 2050 Longevity Income ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.83 | $0.83 | $0.83 | $0.83 | $0.83 | $0.83 | $5.00 | ||||||
| 2025 | $1.08 | $4.89 | $1.08 | $1.08 | $1.08 | $1.08 | $1.08 | $1.08 | $10.55 | $0.83 | $0.83 | $0.83 | $25.53 |
| 2024 | $1.08 | $1.08 | $1.08 | $3.25 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the LifeX 2050 Longevity Income ETF. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the LifeX 2050 Longevity Income ETF was 8.64%, occurring on Jan 13, 2025. Recovery took 191 trading sessions.
The current LifeX 2050 Longevity Income ETF drawdown is 3.08%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
2025 pullback2025 | -8.64%Jan 2025 | 3mo 28d | 9mo 6d | 1y 29dSep 2024 - Oct 2025 |
2026 pullback2026 | -5.30%May 2026 | 2mo 18d | — | 3mo 3dMar 2026 - now |
2026 pullback2026 | -2.40%Jan 2026 | 2mo 29d | 24d | 3mo 23dOct 2025 - Feb 2026 |
2026 pullback2026 | -0.27%Feb 2026 | 0s | 5d | 5dFeb 2026 - Feb 2026 |
2025 pullback2025 | -0.20%Oct 2025 | 0s | 3d | 3dOct 2025 - Oct 2025 |
Drawdown Indicators
| LFAI | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -8.64% | -56.78% | +48.14% |
Max Drawdown (1Y)Largest decline over 1 year | -5.30% | -9.10% | +3.80% |
Max Drawdown (3Y)Largest decline over 3 years | — | -18.90% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -25.43% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.92% | — |
Current DrawdownCurrent decline from peak | -3.08% | 0.00% | -3.08% |
Average DrawdownAverage peak-to-trough decline | -3.52% | -10.72% | +7.20% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.86% | 1.97% | -0.11% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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