Mairs and Power's PNR Position Overview
Mairs and Power (via Mairs & Power INC) currently holds 59,063 shares of Pentair plc (PNR) worth $6.15 M, representing 0.06% of the portfolio. First purchased in 2014-Q2, this long-term strategic position has been held for 47 quarters.
Based on 13F filings since 2013, Mairs and Power has maintained a long-term strategic position in PNR, representing a significant commitment to this investment thesis. Largest addition occurred in Q3 2014, adding 155,514 shares. Largest reduction occurred in Q4 2019, reducing 464,571 shares.
Analysis based on 13F filings available since 2013 Q2
Mairs and Power's Pentair plc (PNR) Holding Value Over Time
Track share changes against reported price movement
Quarterly Pentair plc (PNR) Trades by Mairs and Power
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -1,150 | Reduce 1.91% | 59,063 | $104.14 |
| Q3 2025 | -2,200 | Reduce 3.52% | 60,213 | $110.76 |
| Q2 2025 | -97 | Reduce 0.16% | 62,413 | $102.66 |
| Q1 2025 | -2,730 | Reduce 4.18% | 62,510 | $87.48 |
| Q4 2024 | -2,345 | Reduce 3.47% | 65,240 | $100.64 |
| Q3 2024 | -5,315 | Reduce 7.29% | 67,585 | $97.79 |
| Q2 2024 | -18,512 | Reduce 20.25% | 72,900 | $76.67 |
| Q1 2024 | -2,669 | Reduce 2.84% | 91,412 | $85.44 |
| Q4 2023 | -3,090 | Reduce 3.18% | 94,081 | $72.71 |
| Q3 2023 | -13,124 | Reduce 11.90% | 97,171 | $64.75 |
| Q2 2023 | -12,032 | Reduce 9.84% | 110,295 | $64.60 |
| Q1 2023 | -33,834 | Reduce 21.67% | 122,327 | $55.27 |
| Q4 2022 | -7,116 | Reduce 4.36% | 156,161 | $44.98 |
| Q3 2022 | +5,045 | Add 3.19% | 163,277 | $40.63 |
| Q2 2022 | -25,716 | Reduce 13.98% | 158,232 | $45.77 |
| Q1 2022 | -6,234 | Reduce 3.28% | 183,948 | $54.21 |
| Q4 2021 | -14,173 | Reduce 6.94% | 190,182 | $73.03 |
| Q3 2021 | -22,223 | Reduce 9.81% | 204,355 | $72.63 |
| Q2 2021 | -36,674 | Reduce 13.93% | 226,578 | $67.49 |
| Q1 2021 | -53,157 | Reduce 16.80% | 263,252 | $62.32 |
| Q4 2020 | -63,402 | Reduce 16.69% | 316,409 | $53.09 |
| Q3 2020 | -158,630 | Reduce 29.46% | 379,811 | $45.77 |
| Q2 2020 | -233,470 | Reduce 30.25% | 538,441 | $37.99 |
| Q1 2020 | -312,509 | Reduce 28.82% | 771,911 | $29.76 |
| Q4 2019 | -464,571 | Reduce 29.99% | 1.08 M | $45.87 |
| Q3 2019 | -95,383 | Reduce 5.80% | 1.55 M | $37.80 |
| Q2 2019 | -1,335 | Reduce 0.08% | 1.64 M | $37.20 |
| Q1 2019 | -324,842 | Reduce 16.48% | 1.65 M | $44.51 |
| Q4 2018 | -55,070 | Reduce 2.72% | 1.97 M | $37.78 |
| Q3 2018 | -151,515 | Reduce 6.96% | 2.03 M | $43.35 |
| Q2 2018 | -280,719 | Reduce 11.42% | 2.18 M | $42.08 |
| Q1 2018 | -130,232 | Reduce 5.03% | 2.46 M | $68.13 |
| Q4 2017 | -73,028 | Reduce 2.74% | 2.59 M | $70.62 |
| Q3 2017 | -6,755 | Reduce 0.25% | 2.66 M | $67.96 |
| Q2 2017 | -1,919 | Reduce 0.07% | 2.67 M | $66.54 |
| Q1 2017 | +8,310 | Add 0.31% | 2.67 M | $62.78 |
| Q4 2016 | -2,123 | Reduce 0.08% | 2.66 M | $56.07 |
| Q3 2016 | -32,587 | Reduce 1.21% | 2.66 M | $64.24 |
| Q2 2016 | +686 | Add 0.03% | 2.7 M | $58.29 |
| Q1 2016 | +22,027 | Add 0.82% | 2.7 M | $54.26 |
| Q4 2015 | -8,986 | Reduce 0.33% | 2.67 M | $49.53 |
| Q3 2015 | +8,183 | Add 0.31% | 2.68 M | $51.04 |
| Q2 2015 | -3,276 | Reduce 0.12% | 2.67 M | $68.75 |
| Q1 2015 | +28,005 | Add 1.06% | 2.68 M | $62.89 |
| Q4 2014 | +9,805 | Add 0.37% | 2.65 M | $66.42 |
| Q3 2014 | +155,514 | Add 6.26% | 2.64 M | $65.49 |
| Q2 2014 | +2.48 M | New Buy | 2.48 M | $72.12 |
Mairs and Power's Pentair plc Investment FAQs
Mairs and Power first purchased Pentair plc (PNR) in Q2 2014, acquiring 2,484,231 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mairs and Power has held Pentair plc (PNR) for 47 quarters since Q2 2014.
Mairs and Power's largest addition to Pentair plc (PNR) was in Q2 2014, adding 2,484,231 shares worth $179.16 M.
According to the latest 13F filing for Q4 2025, Mairs and Power's firm, Mairs & Power INC, owns 59,063 shares of Pentair plc (PNR), valued at approximately $6.15 M.
As of the Q4 2025 filing, Pentair plc (PNR) represents approximately 0.06% of Mairs and Power's publicly disclosed stock portfolio, making it one of their key holdings.
Mairs and Power's peak holding in Pentair plc (PNR) was 2,696,189 shares, as reported at the end of Q2 2016.