Mairs and Power's ENTG Position Overview
Mairs and Power (via Mairs & Power INC) currently holds 1.35 M shares of Entegris, Inc. (ENTG) worth $113.65 M, representing 1.09% of the portfolio. First purchased in 2021-Q4, this medium-term investment has been held for 17 quarters.
Based on 13F filings, Mairs and Power has maintained a strategic position in ENTG, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2022, adding 310,340 shares. Largest reduction occurred in Q4 2023, reducing 139,606 shares.
Analysis based on 13F filings available since 2013 Q2
Mairs and Power's Entegris (ENTG) Holding Value Over Time
Track share changes against reported price movement
Quarterly Entegris (ENTG) Trades by Mairs and Power
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +154,936 | Add 12.98% | 1.35 M | $84.25 |
| Q3 2025 | +76,011 | Add 6.80% | 1.19 M | $92.46 |
| Q2 2025 | +179,846 | Add 19.17% | 1.12 M | $80.65 |
| Q1 2025 | -80 | Reduce 0.01% | 938,193 | $87.48 |
| Q4 2024 | -105,459 | Reduce 10.10% | 938,273 | $99.06 |
| Q3 2024 | +111,194 | Add 11.92% | 1.04 M | $112.53 |
| Q2 2024 | -14,951 | Reduce 1.58% | 932,538 | $135.40 |
| Q1 2024 | -50,670 | Reduce 5.08% | 947,489 | $140.54 |
| Q4 2023 | -139,606 | Reduce 12.27% | 998,159 | $119.82 |
| Q3 2023 | +12,583 | Add 1.12% | 1.14 M | $93.91 |
| Q2 2023 | +27,638 | Add 2.52% | 1.13 M | $110.82 |
| Q1 2023 | +104,136 | Add 10.48% | 1.1 M | $82.01 |
| Q4 2022 | +180,353 | Add 22.18% | 993,408 | $65.59 |
| Q3 2022 | +76,402 | Add 10.37% | 813,055 | $83.02 |
| Q2 2022 | +204,733 | Add 38.49% | 736,653 | $92.13 |
| Q1 2022 | +310,340 | Add 140.06% | 531,920 | $131.26 |
| Q4 2021 | +221,580 | New Buy | 221,580 | $138.58 |
Mairs and Power's Entegris Investment FAQs
Mairs and Power first purchased Entegris, Inc. (ENTG) in Q4 2021, acquiring 221,580 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 Entegris, Inc. (ENTG) for 17 quarters since Q4 2021.
Mairs and Power's largest addition to Entegris, Inc. (ENTG) was in Q1 2022, adding 531,920 shares worth $69.82 M.
According to the latest 13F filing for Q4 2025, Mairs and Power's firm, Mairs & Power INC, owns 1,348,986 shares of Entegris, Inc. (ENTG), valued at approximately $113.65 M.
As of the Q4 2025 filing, Entegris, Inc. (ENTG) represents approximately 1.09% of Mairs and Power's publicly disclosed stock portfolio, making it one of their key holdings.
Mairs and Power's peak holding in Entegris, Inc. (ENTG) was 1,348,986 shares, as reported at the end of Q4 2025.