PSTIX vs. PONAX
PSTIX (PIMCO StocksPLUS Short Fund) and PONAX (PIMCO Income Fund Class A) are both mutual funds - PSTIX is a Inverse Equities fund managed by PIMCO, while PONAX is a Multisector Bonds fund actively managed by PIMCO. Over the past 10 years, PSTIX returned -10.14%/yr vs 4.17%/yr for PONAX. At a correlation of -0.06, they often move in opposite directions. PSTIX charges 0.64%/yr vs 0.94%/yr for PONAX.
Performance
PSTIX vs. PONAX - Performance Comparison
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Returns By Period
In the year-to-date period, PSTIX achieves a -7.10% return, which is significantly lower than PONAX's 0.87% return. Over the past 10 years, PSTIX has underperformed PONAX with an annualized return of -10.14%, while PONAX has yielded a comparatively higher 4.17% annualized return.
PSTIX
- 1D
- -0.33%
- 1M
- -1.63%
- 6M
- -5.52%
- YTD
- -7.10%
- 1Y
- -10.90%
- 3Y*
- -9.59%
- 5Y*
- -6.36%
- 10Y*
- -10.14%
PONAX
- 1D
- 0.09%
- 1M
- 0.04%
- 6M
- 0.69%
- YTD
- 0.87%
- 1Y
- 6.68%
- 3Y*
- 7.35%
- 5Y*
- 3.12%
- 10Y*
- 4.17%
PSTIX vs. PONAX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PSTIX PIMCO StocksPLUS Short Fund | -7.10% | -8.24% | -11.28% | -11.01% | 17.41% | -21.89% | -20.83% | -20.27% | 5.21% | -14.04% |
PONAX PIMCO Income Fund Class A | 0.87% | 10.63% | 5.02% | 8.96% | -9.34% | 2.21% | 5.40% | 7.65% | 0.21% | 8.19% |
Correlation
The correlation between PSTIX and PONAX is -0.31, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.31 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.27 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.32 |
Correlation (10Y) Calculated over the trailing 10-year period | -0.27 |
Correlation (All Time) Calculated using the full available price history since Apr 2, 2007 | -0.06 |
Over the past year, the inverse relationship between PSTIX and PONAX has strengthened: their correlation has moved from -0.06 to -0.31, meaning they now move in opposite directions more often than their long-term average.
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Return for Risk
PSTIX vs. PONAX — Risk / Return Rank
PSTIX
PONAX
PSTIX vs. PONAX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for PIMCO StocksPLUS Short Fund (PSTIX) and PIMCO Income Fund Class A (PONAX). 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.
| PSTIX | PONAX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.45 | ||
| Sortino ratioReturn per unit of downside risk | -3.51 | ||
| Omega ratioGain probability vs. loss probability | 0.87 | 1.30 | -0.43 |
| Calmar ratioReturn relative to maximum drawdown | -0.70 | 1.74 | -2.45 |
| Martin ratioReturn relative to average drawdown | -1.43 | 5.74 | -7.17 |
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Drawdowns
PSTIX vs. PONAX - Drawdown Comparison
The maximum PSTIX drawdown since its inception was -90.52%, which is greater than PONAX's maximum drawdown of -13.64%. Use the drawdown chart below to compare losses from any high point for PSTIX and PONAX.
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Drawdown Indicators
| PSTIX | PONAX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -90.52% | -13.64% | -76.88% |
Max Drawdown (1Y)Largest decline over 1 year | -15.05% | -3.69% | -11.36% |
Max Drawdown (3Y)Largest decline over 3 years | -33.92% | -3.90% | -30.02% |
Max Drawdown (5Y)Largest decline over 5 years | -37.53% | -13.64% | -23.89% |
Max Drawdown (10Y)Largest decline over 10 years | -67.42% | -13.64% | -53.78% |
Current DrawdownCurrent decline from peak | -90.42% | -0.99% | -89.43% |
Average DrawdownAverage peak-to-trough decline | -57.32% | -1.79% | -55.53% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.39% | 1.12% | +6.27% |
Volatility
PSTIX vs. PONAX - Volatility Comparison
PIMCO StocksPLUS Short Fund (PSTIX) has a higher volatility of 4.12% compared to PIMCO Income Fund Class A (PONAX) at 1.13%. This indicates that PSTIX's price experiences larger fluctuations and is considered to be riskier than PONAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PSTIX | PONAX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.12% | 1.13% | +2.99% |
Volatility (6M)Calculated over the trailing 6-month period | 9.48% | 3.43% | +6.05% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.19% | 4.07% | +8.12% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.56% | 4.84% | +11.72% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 17.48% | 4.21% | +13.27% |
PSTIX vs. PONAX - Expense Ratio Comparison
PSTIX has a 0.64% expense ratio, which is lower than PONAX's 0.94% expense ratio.
Dividends
PSTIX vs. PONAX - Dividend Comparison
PSTIX's dividend yield for the trailing twelve months is around 0.91%, less than PONAX's 5.38% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PONAX PIMCO Income Fund Class A | 5.38% | 5.61% | 5.86% | 5.86% | 4.66% | 3.62% | 4.48% | 5.42% | 5.24% | 4.97% | 5.13% | 7.45% |
PSTIX PIMCO StocksPLUS Short Fund | 0.91% | 0.00% | 0.00% | 4.09% | 1.16% | 0.68% | 5.06% | 1.23% | 1.26% | 1.68% | 0.00% | 3.57% |
Frequently Asked Questions
PSTIX and PONAX have a correlation of -0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PSTIX has higher volatility (4.12%) compared to PONAX (1.13%). In terms of maximum drawdown, PSTIX dropped -90.52% vs PONAX's -13.64%.
PONAX currently has the higher Sharpe Ratio (1.58 vs -0.87), 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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