PNR vs. VOO
PNR (Pentair plc) is a stock, while VOO (Vanguard S&P 500 ETF) is S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, PNR returned 6.18%/yr vs 15.15%/yr for VOO. A 0.65 correlation means they provide meaningful diversification when combined.
Performance
PNR vs. VOO - Performance Comparison
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Returns By Period
In the year-to-date period, PNR achieves a -36.57% return, which is significantly lower than VOO's 10.72% return. Over the past 10 years, PNR has underperformed VOO with an annualized return of 6.18%, while VOO has yielded a comparatively higher 15.15% annualized return.
PNR
- 1D
- 2.11%
- 1M
- -12.65%
- 6M
- -38.25%
- YTD
- -36.57%
- 1Y
- -36.72%
- 3Y*
- 1.01%
- 5Y*
- 0.29%
- 10Y*
- 6.18%
VOO
- 1D
- -0.53%
- 1M
- 0.35%
- 6M
- 9.07%
- YTD
- 10.72%
- 1Y
- 21.71%
- 3Y*
- 20.11%
- 5Y*
- 13.31%
- 10Y*
- 15.15%
PNR vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PNR Pentair plc | -36.57% | 4.53% | 40.00% | 64.16% | -37.38% | 39.24% | 17.89% | 23.68% | -18.87% | 28.67% |
VOO Vanguard S&P 500 ETF | 10.72% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 18.32% | 31.37% | -4.50% | 21.77% |
Correlation
The correlation between PNR and VOO is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.43 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.56 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.64 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.62 |
Correlation (All Time) Calculated using the full available price history since Sep 9, 2010 | 0.65 |
Over the past year, the correlation between PNR and VOO has dropped to 0.43 - well below their long-term average of 0.65, suggesting their price drivers have been diverging.
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Return for Risk
PNR vs. VOO — Risk / Return Rank
PNR
VOO
PNR vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Pentair plc (PNR) 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.
| PNR | VOO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.91 | ||
| Sortino ratioReturn per unit of downside risk | -3.93 | ||
| Omega ratioGain probability vs. loss probability | 0.78 | 1.32 | -0.54 |
| Calmar ratioReturn relative to maximum drawdown | -0.87 | 2.45 | -3.32 |
| Martin ratioReturn relative to average drawdown | -2.03 | 10.68 | -12.71 |
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Drawdowns
PNR vs. VOO - Drawdown Comparison
The maximum PNR drawdown since its inception was -77.65%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for PNR and VOO.
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Drawdown Indicators
| PNR | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -77.65% | -33.99% | -43.66% |
Max Drawdown (1Y)Largest decline over 1 year | -42.42% | -8.90% | -33.52% |
Max Drawdown (3Y)Largest decline over 3 years | -42.42% | -18.69% | -23.73% |
Max Drawdown (5Y)Largest decline over 5 years | -50.47% | -24.52% | -25.95% |
Max Drawdown (10Y)Largest decline over 10 years | -52.34% | -33.99% | -18.35% |
Current DrawdownCurrent decline from peak | -41.20% | -0.88% | -40.32% |
Average DrawdownAverage peak-to-trough decline | -19.47% | -3.67% | -15.80% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 18.13% | 2.04% | +16.09% |
Volatility
PNR vs. VOO - Volatility Comparison
Pentair plc (PNR) has a higher volatility of 17.72% compared to Vanguard S&P 500 ETF (VOO) at 3.48%. This indicates that PNR'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
| PNR | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 17.72% | 3.48% | +14.24% |
Volatility (6M)Calculated over the trailing 6-month period | 28.62% | 9.98% | +18.64% |
Volatility (1Y)Calculated over the trailing 1-year period | 31.57% | 12.52% | +19.05% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 29.70% | 16.92% | +12.78% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 29.65% | 17.99% | +11.66% |
Dividends
PNR vs. VOO - Dividend Comparison
PNR's dividend yield for the trailing twelve months is around 1.58%, more than VOO's 1.06% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PNR Pentair plc | 1.58% | 0.96% | 0.91% | 1.21% | 1.87% | 1.10% | 1.43% | 1.57% | 2.17% | 1.95% | 2.39% | 2.58% |
VOO Vanguard S&P 500 ETF | 1.06% | 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
PNR and VOO have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PNR has higher volatility (17.72%) compared to VOO (3.48%). In terms of maximum drawdown, PNR dropped -77.65% vs VOO's -33.99%.
VOO currently has the higher Sharpe Ratio (1.74 vs -1.17), 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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