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Disclosery

SFE Investment Counsel: TNC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SFE Investment Counsel on TNC, newest first. How the timeline and the estimate are built.

SFE Investment Counsel held 12,175 TNC shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 12,175 shares
    Change vs previous 13F -995 shares

    0.15% of the 13F portfolio, value $1,065,800.

    13F-HR 0001317784-26-000003 filed by SFE Investment Counsel
    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 13,170 shares
    Change vs previous 13F -1,130 shares

    0.14% of the 13F portfolio, value $874,488.

    13F-HR 0001317784-26-000002 filed by SFE Investment Counsel
    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 14,300 shares
    Change vs previous 13F -5,170 shares

    0.16% of the 13F portfolio, value $1,053,910.

    13F-HR 0001317784-26-000001 filed by SFE Investment Counsel
    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 19,470 shares
    Change vs previous 13F -2,150 shares

    0.25% of the 13F portfolio, value $1,578,238.

    13F-HR 0001317784-25-000003 filed by SFE Investment Counsel
    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 21,620 shares
    Change vs previous 13F +4,220 shares

    0.29% of the 13F portfolio, value $1,675,118.

    13F-HR 0001085146-25-004662 filed by SFE Investment Counsel
    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 17,400 shares
    Change vs previous 13F +323 shares

    0.28% of the 13F portfolio, value $1,387,650.

    13F-HR 0001085146-25-002652 filed by SFE Investment Counsel
    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 17,077 shares
    Change vs previous 13F -1,747 shares

    0.3% of the 13F portfolio, value $1,392,288.

    13F-HR 0001085146-25-000626 filed by SFE Investment Counsel
    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 18,824 shares
    Change vs previous 13F not available

    0.38% of the 13F portfolio, value $1,807,857.

    13F-HR 0001085146-24-005141 filed by SFE Investment Counsel
    Filed (acceptance time not in the bulk data set), ingested

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