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Disclosery

MAIRS & POWER INC: NVEC position timeline

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

MAIRS & POWER INC held 6,000 NVEC 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 6,000 shares
    Change vs previous 13F 0 shares

    0.01% of the 13F portfolio, value $627,300.

    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 6,000 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $393,000.

    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 6,000 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $355,980.

    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 6,000 shares
    Change vs previous 13F -1,300 shares

    <0.01% of the 13F portfolio, value $391,620.

    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 7,300 shares
    Change vs previous 13F 0 shares

    0.01% of the 13F portfolio, value $537,353.

    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 7,300 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $465,302.

    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 7,300 shares
    Change vs previous 13F 0 shares

    0.01% of the 13F portfolio, value $594,439.

    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 7,300 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $583,051.

    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).