Skip to content
Disclosery

GAMMA Investing LLC: TNK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMMA Investing LLC on TNK, newest first. How the timeline and the estimate are built.

GAMMA Investing LLC held 1,518 TNK shares at 2026-09-30 per its 13F-HR filed 2026-10-08.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 1,518 shares
    Change vs previous 13F +188 shares

    <0.01% of the 13F portfolio, value $147,337.

    13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 1,330 shares
    Change vs previous 13F +9 shares

    <0.01% of the 13F portfolio, value $86,277.

    13F-HR 0002010235-26-000005 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 1,321 shares
    Change vs previous 13F +150 shares

    <0.01% of the 13F portfolio, value $96,856.

    13F-HR 0002010235-26-000003 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 1,171 shares
    Change vs previous 13F +148 shares

    <0.01% of the 13F portfolio, value $62,555.

    13F-HR 0002010235-26-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 1,023 shares
    Change vs previous 13F +117 shares

    <0.01% of the 13F portfolio, value $51,713.

    13F-HR 0002010235-25-000009 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 906 shares
    Change vs previous 13F +394 shares

    <0.01% of the 13F portfolio, value $37,798.

    13F-HR 0002010235-25-000007 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F/A 512 shares
    Change vs previous 13F +20 shares

    <0.01% of the 13F portfolio, value $19,594.

    13F-HR/A 0002010235-25-000006 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 492 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $19,577.

    13F-HR 0002010235-25-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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