Mairs and Power's PSX Position Overview
Mairs and Power (via Mairs & Power INC) currently holds 6,604 shares of Phillips 66 (PSX) worth $852,180, representing 0.01% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 51 quarters.
Based on 13F filings since 2013, Mairs and Power has maintained a long-term strategic position in PSX, representing a significant commitment to this investment thesis. Largest addition occurred in Q3 2022, adding 4,900 shares. Largest reduction occurred in Q2 2021, reducing 5,779 shares.
Analysis based on 13F filings available since 2013 Q2
Mairs and Power's Phillips 66 (PSX) Holding Value Over Time
Track share changes against reported price movement
Quarterly Phillips 66 (PSX) Trades by Mairs and Power
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -39 | Reduce 0.59% | 6,604 | $129.04 |
| Q3 2025 | -13 | Reduce 0.20% | 6,643 | $136.02 |
| Q2 2025 | -3,631 | Reduce 35.30% | 6,656 | $119.30 |
| Q1 2025 | +2,171 | Add 26.75% | 10,287 | $123.48 |
| Q4 2024 | +1,566 | Add 23.91% | 8,116 | $113.93 |
| Q3 2024 | -850 | Reduce 11.49% | 6,550 | $131.45 |
| Q1 2024 | -280 | Reduce 3.65% | 7,400 | $163.34 |
| Q4 2023 | +1 | Add 0.01% | 7,680 | $133.14 |
| Q3 2023 | -310 | Reduce 3.88% | 7,679 | $120.15 |
| Q2 2023 | -1,405 | Reduce 14.96% | 7,989 | $95.38 |
| Q1 2023 | +466 | Add 5.22% | 9,394 | $101.38 |
| Q4 2022 | +130 | Add 1.48% | 8,928 | $104.08 |
| Q3 2022 | +4,900 | Add 125.71% | 8,798 | $80.70 |
| Q2 2022 | -784 | Reduce 16.74% | 3,898 | $82.09 |
| Q1 2022 | -1,098 | Reduce 19.00% | 4,682 | $86.29 |
| Q4 2021 | -121 | Reduce 2.05% | 5,780 | $72.49 |
| Q3 2021 | -1,186 | Reduce 16.73% | 5,901 | $69.99 |
| Q2 2021 | -5,779 | Reduce 44.92% | 7,087 | $85.79 |
| Q1 2021 | -3,608 | Reduce 21.90% | 12,866 | $81.53 |
| Q4 2020 | -1,812 | Reduce 9.91% | 16,474 | $69.93 |
| Q3 2020 | -825 | Reduce 4.32% | 18,286 | $51.84 |
| Q1 2020 | -500 | Reduce 2.55% | 19,111 | $53.63 |
| Q4 2019 | -1,000 | Reduce 4.85% | 19,611 | $111.42 |
| Q3 2019 | -1,000 | Reduce 4.63% | 20,611 | $102.42 |
| Q1 2019 | -525 | Reduce 2.37% | 21,611 | $95.18 |
| Q4 2018 | +400 | Add 1.84% | 22,136 | $86.15 |
| Q2 2018 | -914 | Reduce 4.04% | 21,736 | $112.30 |
| Q1 2018 | -309 | Reduce 1.35% | 22,650 | $95.94 |
| Q4 2017 | -588 | Reduce 2.50% | 22,959 | $101.14 |
| Q3 2017 | -289 | Reduce 1.21% | 23,547 | $91.60 |
| Q2 2017 | -690 | Reduce 2.81% | 23,836 | $82.69 |
| Q1 2017 | +575 | Add 2.40% | 24,526 | $79.22 |
| Q3 2016 | -913 | Reduce 3.67% | 23,951 | $80.54 |
| Q1 2016 | -178 | Reduce 0.71% | 24,864 | $86.59 |
| Q4 2015 | -7 | Reduce 0.03% | 25,042 | $81.78 |
| Q3 2015 | -618 | Reduce 2.41% | 25,049 | $76.85 |
| Q2 2015 | -1,830 | Reduce 6.66% | 25,667 | $80.57 |
| Q1 2015 | -525 | Reduce 1.87% | 27,497 | $78.59 |
| Q4 2014 | -805 | Reduce 2.79% | 28,022 | $71.69 |
| Q3 2014 | +1,067 | Add 3.84% | 28,827 | $81.31 |
| Q2 2014 | -225 | Reduce 0.80% | 27,760 | $80.44 |
| Q1 2014 | -3,926 | Reduce 12.30% | 27,985 | $77.08 |
| Q4 2013 | -1,623 | Reduce 4.84% | 31,911 | $77.12 |
| Q3 2013 | +859 | Add 2.63% | 33,534 | $57.82 |
| Q2 2013 | +32,675 | Add 0.00% | 32,675 | $58.91 |
Mairs and Power's Phillips 66 Investment FAQs
Mairs and Power first purchased Phillips 66 (PSX) in Q2 2013, acquiring 32,675 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 Phillips 66 (PSX) for 51 quarters since Q2 2013.
Mairs and Power's largest addition to Phillips 66 (PSX) was in Q2 2013, adding 32,675 shares worth $1.92 M.
According to the latest 13F filing for Q4 2025, Mairs and Power's firm, Mairs & Power INC, owns 6,604 shares of Phillips 66 (PSX), valued at approximately $852,180.
As of the Q4 2025 filing, Phillips 66 (PSX) represents approximately 0.01% of Mairs and Power's publicly disclosed stock portfolio, making it one of their key holdings.
Mairs and Power's peak holding in Phillips 66 (PSX) was 33,534 shares, as reported at the end of Q3 2013.