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Disclosery

MAIRS & POWER INC: COST position timeline

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

MAIRS & POWER INC held 2,963 COST 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 2,963 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $2,771,798.

    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 2,963 shares
    Change vs previous 13F +30 shares

    0.03% of the 13F portfolio, value $2,952,422.

    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 2,933 shares
    Change vs previous 13F -288 shares

    0.02% of the 13F portfolio, value $2,529,243.

    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).

  4. period ended2025-09-30
    13F 3,221 shares
    Change vs previous 13F +33 shares

    0.03% of the 13F portfolio, value $2,981,454.

    13F-HR 0001172661-25-004985 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).

  5. period ended2025-06-30
    13F 3,188 shares
    Change vs previous 13F +488 shares

    0.03% of the 13F portfolio, value $3,155,929.

    13F-HR 0001172661-25-003391 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).

  6. period ended2025-03-31
    13F 2,700 shares
    Change vs previous 13F -39 shares

    0.03% of the 13F portfolio, value $2,553,606.

    13F-HR 0001172661-25-002089 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).

  7. period ended2024-12-31
    13F 2,739 shares
    Change vs previous 13F -358 shares

    0.02% of the 13F portfolio, value $2,509,664.

    13F-HR 0001172661-25-000936 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).

  8. period ended2024-09-30
    13F 3,097 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $2,745,552.

    13F-HR 0001172661-24-004776 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).