SPRX vs. SPRO
SPRX (Spear Alpha ETF) is Technology Equities fund actively managed by Spear, while SPRO (Spero Therapeutics, Inc.) is a stock. Over the past 3 years, SPRX returned 48.52%/yr vs 15.44%/yr for SPRO. At a 0.27 correlation, their price movements are largely independent.
Performance
SPRX vs. SPRO - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, SPRX achieves a 50.26% return, which is significantly higher than SPRO's 20.17% return.
SPRX
- 1D
- -1.57%
- 1M
- 33.49%
- YTD
- 50.26%
- 6M
- 44.40%
- 1Y
- 109.60%
- 3Y*
- 48.52%
- 5Y*
- —
- 10Y*
- —
SPRO
- 1D
- -1.06%
- 1M
- 12.00%
- YTD
- 20.17%
- 6M
- 22.81%
- 1Y
- 6.06%
- 3Y*
- 15.44%
- 5Y*
- -27.74%
- 10Y*
- —
SPRX vs. SPRO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
SPRX Spear Alpha ETF | 50.26% | 41.91% | 20.58% | 88.02% | -44.99% | 8.91% |
SPRO Spero Therapeutics, Inc. | 20.17% | 126.21% | -29.93% | -15.03% | -89.19% | 17.12% |
Correlation
The correlation between SPRX and SPRO is 0.26, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.26 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.24 |
Correlation (All Time) Calculated using the full available price history since Aug 5, 2021 | 0.27 |
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
SPRX vs. SPRO — Risk / Return Rank
SPRX
SPRO
SPRX vs. SPRO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Spear Alpha ETF (SPRX) and Spero Therapeutics, Inc. (SPRO). 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.
| SPRX | SPRO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.42 | ||
| Sortino ratioReturn per unit of downside risk | +2.36 | ||
| Omega ratioGain probability vs. loss probability | 1.38 | 1.07 | +0.31 |
| Calmar ratioReturn relative to maximum drawdown | 4.55 | 0.15 | +4.40 |
| Martin ratioReturn relative to average drawdown | 14.41 | 0.27 | +14.15 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| SPRX | SPRO | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.53 | 0.12 | +2.42 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | -0.18 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.59 | -0.12 | +0.72 |
Drawdowns
SPRX vs. SPRO - Drawdown Comparison
The maximum SPRX drawdown since its inception was -51.21%, smaller than the maximum SPRO drawdown of -97.46%. Use the drawdown chart below to compare losses from any high point for SPRX and SPRO.
Loading charts...
Drawdown Indicators
| SPRX | SPRO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -51.21% | -97.46% | +46.25% |
Max Drawdown (1Y)Largest decline over 1 year | -24.21% | -39.80% | +15.59% |
Max Drawdown (3Y)Largest decline over 3 years | -42.12% | -68.89% | +26.77% |
Max Drawdown (5Y)Largest decline over 5 years | — | -97.13% | — |
Current DrawdownCurrent decline from peak | -1.57% | -87.31% | +85.74% |
Average DrawdownAverage peak-to-trough decline | -17.65% | -62.29% | +44.64% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.63% | 22.79% | -15.16% |
Volatility
SPRX vs. SPRO - Volatility Comparison
The current volatility for Spear Alpha ETF (SPRX) is 14.91%, while Spero Therapeutics, Inc. (SPRO) has a volatility of 17.76%. This indicates that SPRX experiences smaller price fluctuations and is considered to be less risky than SPRO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| SPRX | SPRO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 14.91% | 17.76% | -2.85% |
Volatility (6M)Calculated over the trailing 6-month period | 35.46% | 32.23% | +3.23% |
Volatility (1Y)Calculated over the trailing 1-year period | 43.53% | 52.43% | -8.90% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 41.74% | 151.57% | -109.83% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 41.74% | 124.80% | -83.06% |
Dividends
SPRX vs. SPRO - Dividend Comparison
Neither SPRX nor SPRO has paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 |
|---|---|---|---|---|---|---|
SPRO Spero Therapeutics, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
SPRX Spear Alpha ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.25% |
Frequently Asked Questions
SPRX and SPRO have a correlation of 0.26, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SPRO has higher volatility (17.76%) compared to SPRX (14.91%). In terms of maximum drawdown, SPRX dropped -51.21% vs SPRO's -97.46%.
SPRX currently has the higher Sharpe Ratio (2.53 vs 0.12), 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 SPRX and SPRO
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