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Zullo Investment Group, Inc.: AMZN position timeline

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

Zullo Investment Group, Inc. held 41,044 AMZN 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 41,044 shares
    Change vs previous 13F -787 shares

    3.34% of the 13F portfolio, value $9,782,427.

    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 41,831 shares
    Change vs previous 13F -34 shares

    3.31% of the 13F portfolio, value $8,712,142.

    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 41,865 shares
    Change vs previous 13F -329 shares

    3.53% of the 13F portfolio, value $9,663,279.

    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 42,194 shares
    Change vs previous 13F +26 shares

    3.43% of the 13F portfolio, value $9,264,537.

    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 42,168 shares
    Change vs previous 13F -2,466 shares

    3.75% of the 13F portfolio, value $9,251,238.

    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 44,634 shares
    Change vs previous 13F -834 shares

    3.64% of the 13F portfolio, value $8,492,065.

    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 45,468 shares
    Change vs previous 13F -150 shares

    4.03% of the 13F portfolio, value $9,975,225.

    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 45,618 shares
    Change vs previous 13F not available

    3.53% of the 13F portfolio, value $8,500,002.

    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).