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PERKINS CAPITAL MANAGEMENT INC: NTRA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PERKINS CAPITAL MANAGEMENT INC on NTRA, newest first. How the timeline and the estimate are built.

PERKINS CAPITAL MANAGEMENT INC held 40,605 NTRA shares at 2026-06-30 per its 13F-HR filed 2026-07-24.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 40,605 shares
    Change vs previous 13F -3,695 shares

    8.29% of the 13F portfolio, value $11,022,227.

    13F-HR 0000884300-26-000003 filed by PERKINS CAPITAL MANAGEMENT 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 44,300 shares
    Change vs previous 13F -250 shares

    8.3% of the 13F portfolio, value $8,859,557.

    13F-HR 0000884300-26-000002 filed by PERKINS CAPITAL MANAGEMENT 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 44,550 shares
    Change vs previous 13F -300 shares

    8.1% of the 13F portfolio, value $10,205,959.

    13F-HR 0000884300-26-000001 filed by PERKINS CAPITAL MANAGEMENT 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 44,850 shares
    Change vs previous 13F -900 shares

    6.36% of the 13F portfolio, value $7,219,504.

    13F-HR 0000884300-25-000006 filed by PERKINS CAPITAL MANAGEMENT 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 45,750 shares
    Change vs previous 13F -4,075 shares

    7.77% of the 13F portfolio, value $7,729,005.

    13F-HR 0000884300-25-000004 filed by PERKINS CAPITAL MANAGEMENT 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 49,825 shares
    Change vs previous 13F -850 shares

    7.43% of the 13F portfolio, value $7,045,753.

    13F-HR 0000884300-25-000002 filed by PERKINS CAPITAL MANAGEMENT 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 50,675 shares
    Change vs previous 13F -3,675 shares

    7.12% of the 13F portfolio, value $8,021,852.

    13F-HR 0000884300-25-000001 filed by PERKINS CAPITAL MANAGEMENT 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 54,350 shares
    Change vs previous 13F not available

    6.47% of the 13F portfolio, value $6,899,732.

    13F-HR 0000884300-24-000009 filed by PERKINS CAPITAL MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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