FLS vs. PNR
FLS (Flowserve Corporation) and PNR (Pentair plc) are both stocks. Both operate in the Specialty Industrial Machinery industry within the Industrials sector. Over the past 10 years, FLS returned 7.87%/yr vs 8.24%/yr for PNR. At a 0.44 correlation, their price movements are largely independent.
Performance
FLS vs. PNR - Performance Comparison
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Returns By Period
In the year-to-date period, FLS achieves a 15.63% return, which is significantly higher than PNR's -29.36% return. Both investments have delivered pretty close results over the past 10 years, with FLS having a 7.87% annualized return and PNR not far ahead at 8.24%.
FLS
- 1D
- -1.96%
- 1M
- 14.90%
- YTD
- 15.63%
- 6M
- 12.94%
- 1Y
- 74.68%
- 3Y*
- 32.80%
- 5Y*
- 16.66%
- 10Y*
- 7.87%
PNR
- 1D
- -1.18%
- 1M
- -2.22%
- YTD
- -29.36%
- 6M
- -30.25%
- 1Y
- -25.77%
- 3Y*
- 7.98%
- 5Y*
- 3.40%
- 10Y*
- 8.24%
FLS vs. PNR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FLS Flowserve Corporation | 15.63% | 22.45% | 41.88% | 37.32% | 3.08% | -15.08% | -23.85% | 33.66% | -8.20% | -11.19% |
PNR Pentair plc | -29.36% | 4.53% | 40.00% | 64.16% | -37.38% | 39.24% | 17.89% | 23.68% | -18.87% | 28.67% |
Correlation
The correlation between FLS and PNR is 0.58, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.58 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.62 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.59 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.61 |
Correlation (All Time) Calculated using the full available price history since Mar 26, 1990 | 0.44 |
The correlation between FLS and PNR shifts across timeframes, from 0.44 (all time) to 0.62 (3 years), reflecting how their relationship changes across market environments.
Fundamentals
FLS:
$10.29B
PNR:
$11.98B
FLS:
$2.72
PNR:
$4.07
FLS:
29.36
PNR:
17.97
FLS:
0.96
PNR:
3.22
FLS:
2.23
PNR:
2.87
FLS:
4.65
PNR:
3.14
FLS:
$4.65B
PNR:
$4.20B
FLS:
$1.62B
PNR:
$1.72B
FLS:
$654.46M
PNR:
$922.00M
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Return for Risk
FLS vs. PNR — Risk / Return Rank
FLS
PNR
FLS vs. PNR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Flowserve Corporation (FLS) and Pentair plc (PNR). 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.
| FLS | PNR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.48 | ||
| Sortino ratioReturn per unit of downside risk | +3.83 | ||
| Omega ratioGain probability vs. loss probability | 1.35 | 0.85 | +0.50 |
| Calmar ratioReturn relative to maximum drawdown | 2.52 | -0.71 | +3.22 |
| Martin ratioReturn relative to average drawdown | 6.95 | -1.61 | +8.56 |
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Drawdowns
FLS vs. PNR - Drawdown Comparison
The maximum FLS drawdown since its inception was -77.36%, roughly equal to the maximum PNR drawdown of -77.65%. Use the drawdown chart below to compare losses from any high point for FLS and PNR.
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Drawdown Indicators
| FLS | PNR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -77.36% | -77.65% | +0.29% |
Max Drawdown (1Y)Largest decline over 1 year | -29.83% | -36.62% | +6.79% |
Max Drawdown (3Y)Largest decline over 3 years | -38.76% | -36.62% | -2.14% |
Max Drawdown (5Y)Largest decline over 5 years | -41.89% | -50.47% | +8.58% |
Max Drawdown (10Y)Largest decline over 10 years | -64.82% | -52.34% | -12.48% |
Current DrawdownCurrent decline from peak | -12.84% | -34.51% | +21.67% |
Average DrawdownAverage peak-to-trough decline | -26.99% | -19.45% | -7.54% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.77% | 16.05% | -5.28% |
Volatility
FLS vs. PNR - Volatility Comparison
Flowserve Corporation (FLS) has a higher volatility of 11.94% compared to Pentair plc (PNR) at 7.60%. This indicates that FLS's price experiences larger fluctuations and is considered to be riskier than PNR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FLS | PNR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.94% | 7.60% | +4.34% |
Volatility (6M)Calculated over the trailing 6-month period | 31.77% | 23.92% | +7.85% |
Volatility (1Y)Calculated over the trailing 1-year period | 48.62% | 27.79% | +20.83% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 36.18% | 28.89% | +7.29% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 37.62% | 29.29% | +8.33% |
Dividends
FLS vs. PNR - Dividend Comparison
FLS's dividend yield for the trailing twelve months is around 1.06%, less than PNR's 1.42% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FLS Flowserve Corporation | 1.06% | 1.21% | 1.46% | 1.94% | 2.61% | 2.61% | 2.17% | 1.91% | 2.00% | 1.35% | 1.58% | 1.71% |
PNR Pentair plc | 1.42% | 0.96% | 0.91% | 1.21% | 1.87% | 1.10% | 1.43% | 1.57% | 2.17% | 1.95% | 2.39% | 2.58% |
Financials
FLS vs. PNR - Financials Comparison
This section allows you to compare key financial metrics between Flowserve Corporation and Pentair plc. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
FLS vs. PNR - Profitability Comparison
FLS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Flowserve Corporation reported a gross profit of 379.84M and revenue of 1.07B. Therefore, the gross margin over that period was 35.6%.
PNR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Pentair plc reported a gross profit of 433.40M and revenue of 1.04B. Therefore, the gross margin over that period was 41.8%.
FLS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Flowserve Corporation reported an operating income of 119.43M and revenue of 1.07B, resulting in an operating margin of 11.2%.
PNR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Pentair plc reported an operating income of 210.00M and revenue of 1.04B, resulting in an operating margin of 20.3%.
FLS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Flowserve Corporation reported a net income of 81.68M and revenue of 1.07B, resulting in a net margin of 7.7%.
PNR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Pentair plc reported a net income of 172.40M and revenue of 1.04B, resulting in a net margin of 16.6%.
Frequently Asked Questions
FLS and PNR have a correlation of 0.58, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FLS has higher volatility (11.94%) compared to PNR (7.60%). In terms of maximum drawdown, FLS dropped -77.36% vs PNR's -77.65%.
FLS currently has the higher Sharpe Ratio (1.54 vs -0.93), 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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