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MAD RIVER INVESTORS: TPL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MAD RIVER INVESTORS on TPL, newest first. How the timeline and the estimate are built.

MAD RIVER INVESTORS held 285,330 TPL shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 285,330 shares
    Change vs previous 13F +210 shares

    46.69% of the 13F portfolio, value $124,871,767.

    13F-HR 0001384484-26-000006 filed by MAD RIVER INVESTORS
    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 285,120 shares
    Change vs previous 13F -963 shares

    48.82% of the 13F portfolio, value $135,306,578.

    13F-HR 0001384484-26-000004 filed by MAD RIVER INVESTORS
    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 286,083 shares
    Change vs previous 13F +191,311 shares

    37.44% of the 13F portfolio, value $82,168,821.

    13F-HR 0001384484-26-000002 filed by MAD RIVER INVESTORS
    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 94,772 shares
    Change vs previous 13F -241 shares

    37.91% of the 13F portfolio, value $88,483,336.

    13F-HR 0001384484-25-000009 filed by MAD RIVER INVESTORS
    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 95,013 shares
    Change vs previous 13F -170 shares

    44.97% of the 13F portfolio, value $100,370,944.

    13F-HR 0001384484-25-000007 filed by MAD RIVER INVESTORS
    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 95,183 shares
    Change vs previous 13F -755 shares

    53.43% of the 13F portfolio, value $126,116,410.

    13F-HR 0001384484-25-000005 filed by MAD RIVER INVESTORS
    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 95,938 shares
    Change vs previous 13F -1,840 shares

    49.3% of the 13F portfolio, value $106,103,272.

    13F-HR 0001384484-25-000002 filed by MAD RIVER INVESTORS
    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 97,778 shares
    Change vs previous 13F not available

    47.99% of the 13F portfolio, value $86,508,544.

    13F-HR 0001384484-24-000009 filed by MAD RIVER INVESTORS
    Filed (acceptance time not in the bulk data set), ingested

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