JSPR vs. VOO
JSPR (Jasper Therapeutics, Inc.) is a stock, while VOO (Vanguard S&P 500 ETF) is S&P 500 fund tracking the S&P 500 Index. Over the past 3 years, JSPR returned -65.95%/yr vs 21.36%/yr for VOO. At a 0.22 correlation, their price movements are largely independent.
Performance
JSPR vs. VOO - Performance Comparison
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Returns By Period
In the year-to-date period, JSPR achieves a -72.60% return, which is significantly lower than VOO's 9.75% return.
JSPR
- 1D
- 10.71%
- 1M
- -44.46%
- YTD
- -72.60%
- 6M
- -73.74%
- 1Y
- -90.26%
- 3Y*
- -65.95%
- 5Y*
- —
- 10Y*
- —
VOO
- 1D
- -0.29%
- 1M
- 0.08%
- YTD
- 9.75%
- 6M
- 9.30%
- 1Y
- 26.77%
- 3Y*
- 21.36%
- 5Y*
- 13.58%
- 10Y*
- 15.77%
JSPR vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
JSPR Jasper Therapeutics, Inc. | -72.60% | -91.44% | 170.98% | 63.39% | -93.85% | -37.90% |
VOO Vanguard S&P 500 ETF | 9.75% | 17.82% | 24.98% | 26.32% | -18.17% | 7.54% |
Correlation
The correlation between JSPR and VOO is 0.25, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.25 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.26 |
Correlation (All Time) Calculated using the full available price history since Sep 24, 2021 | 0.22 |
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Return for Risk
JSPR vs. VOO — Risk / Return Rank
JSPR
VOO
JSPR vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Jasper Therapeutics, Inc. (JSPR) and Vanguard S&P 500 ETF (VOO). 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.
| JSPR | VOO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -3.03 | ||
| Sortino ratioReturn per unit of downside risk | -4.81 | ||
| Omega ratioGain probability vs. loss probability | 0.73 | 1.39 | -0.66 |
| Calmar ratioReturn relative to maximum drawdown | -0.97 | 3.02 | -3.99 |
| Martin ratioReturn relative to average drawdown | -1.23 | 13.58 | -14.81 |
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Drawdowns
JSPR vs. VOO - Drawdown Comparison
The maximum JSPR drawdown since its inception was -99.72%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for JSPR and VOO.
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Drawdown Indicators
| JSPR | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.72% | -33.99% | -65.73% |
Max Drawdown (1Y)Largest decline over 1 year | -93.37% | -8.90% | -84.47% |
Max Drawdown (3Y)Largest decline over 3 years | -98.49% | -18.69% | -79.80% |
Max Drawdown (5Y)Largest decline over 5 years | — | -24.52% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.99% | — |
Current DrawdownCurrent decline from peak | -99.69% | -1.74% | -97.95% |
Average DrawdownAverage peak-to-trough decline | -88.49% | -3.68% | -84.81% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 73.29% | 1.98% | +71.31% |
Volatility
JSPR vs. VOO - Volatility Comparison
Jasper Therapeutics, Inc. (JSPR) has a higher volatility of 48.15% compared to Vanguard S&P 500 ETF (VOO) at 4.60%. This indicates that JSPR's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| JSPR | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 48.15% | 4.60% | +43.55% |
Volatility (6M)Calculated over the trailing 6-month period | 76.45% | 9.73% | +66.72% |
Volatility (1Y)Calculated over the trailing 1-year period | 106.07% | 12.39% | +93.68% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 241.69% | 16.90% | +224.79% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 241.69% | 18.05% | +223.64% |
Dividends
JSPR vs. VOO - Dividend Comparison
JSPR has not paid dividends to shareholders, while VOO's dividend yield for the trailing twelve months is around 1.04%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
JSPR Jasper Therapeutics, 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% |
VOO Vanguard S&P 500 ETF | 1.04% | 1.13% | 1.24% | 1.46% | 1.69% | 1.25% | 1.54% | 1.88% | 2.06% | 1.78% | 2.02% | 2.10% |
Frequently Asked Questions
JSPR and VOO have a correlation of 0.25, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
JSPR has higher volatility (48.15%) compared to VOO (4.60%). In terms of maximum drawdown, JSPR dropped -99.72% vs VOO's -33.99%.
VOO currently has the higher Sharpe Ratio (2.17 vs -0.85), 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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