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Disclosery

MAIRS & POWER INC: JHX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MAIRS & POWER INC on JHX, newest first. How the timeline and the estimate are built.

MAIRS & POWER INC held 240,716 JHX shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 240,716 shares
    Change vs previous 13F -45 shares

    0.06% of the 13F portfolio, value $6,301,945.

    13F-HR 0001172661-26-003496 filed by MAIRS & POWER INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 240,761 shares
    Change vs previous 13F +150,088 shares

    0.05% of the 13F portfolio, value $4,560,013.

    13F-HR 0001172661-26-001819 filed by MAIRS & POWER INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 90,673 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $1,881,465.

    13F-HR 0001172661-26-001057 filed by MAIRS & POWER INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).