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Zullo Investment Group, Inc.: STX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Zullo Investment Group, Inc. on STX, newest first. How the timeline and the estimate are built.

Zullo Investment Group, Inc. held 2,996 STX shares at 2026-06-30 per its 13F-HR filed 2026-07-31.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,996 shares
    Change vs previous 13F 0 shares

    0.99% of the 13F portfolio, value $2,891,140.

    13F-HR 0001909760-26-000003 filed by Zullo Investment Group, 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 2,996 shares
    Change vs previous 13F 0 shares

    0.45% of the 13F portfolio, value $1,173,713.

    13F-HR 0001909760-26-000002 filed by Zullo Investment Group, 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 2,996 shares
    Change vs previous 13F 0 shares

    0.3% of the 13F portfolio, value $825,068.

    13F-HR 0001909760-26-000001 filed by Zullo Investment Group, 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 2,996 shares
    Change vs previous 13F 0 shares

    0.26% of the 13F portfolio, value $707,236.

    13F-HR 0001909760-25-000002 filed by Zullo Investment Group, 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 2,996 shares
    Change vs previous 13F 0 shares

    0.18% of the 13F portfolio, value $432,413.

    13F-HR 0001085146-25-004138 filed by Zullo Investment Group, 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 2,996 shares
    Change vs previous 13F -239 shares

    0.11% of the 13F portfolio, value $254,510.

    13F-HR 0001085146-25-002533 filed by Zullo Investment Group, 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 3,235 shares
    Change vs previous 13F -77 shares

    0.11% of the 13F portfolio, value $279,213.

    13F-HR 0001085146-25-000702 filed by Zullo Investment Group, 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 3,312 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $362,763.

    13F-HR 0001085146-24-004857 filed by Zullo Investment Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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