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Disclosery

Gridiron Partners, LLC: ZTR position timeline

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

Gridiron Partners, LLC held 12,282 ZTR 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 12,282 shares
    Change vs previous 13F 0 shares

    0.04% of the 13F portfolio, value $74,060.

    13F-HR 0001172661-26-004432 filed by Gridiron Partners, LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 12,282 shares
    Change vs previous 13F 0 shares

    0.04% of the 13F portfolio, value $83,886.

    13F-HR 0001172661-26-003078 filed by Gridiron Partners, 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 12,282 shares
    Change vs previous 13F 0 shares

    0.05% of the 13F portfolio, value $81,307.

    13F-HR 0001172661-26-001479 filed by Gridiron Partners, 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 12,282 shares
    Change vs previous 13F -1,430,173 shares

    0.04% of the 13F portfolio, value $77,377.

    13F-HR 0001172661-26-000046 filed by Gridiron Partners, 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 1,442,455 shares
    Change vs previous 13F +1,423,772 shares

    0.07% of the 13F portfolio, value $120,505.

    13F-HR 0001172661-25-004286 filed by Gridiron Partners, 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 18,683 shares
    Change vs previous 13F -1,356 shares

    0.07% of the 13F portfolio, value $116,395.

    13F-HR 0001172661-25-002575 filed by Gridiron Partners, 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 20,039 shares
    Change vs previous 13F -3,634 shares

    0.08% of the 13F portfolio, value $119,633.

    13F-HR 0001172661-25-001482 filed by Gridiron Partners, 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 23,673 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $138,724.

    13F-HR 0001172661-25-000195 filed by Gridiron Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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