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WITTENBERG INVESTMENT MANAGEMENT, INC.: AMZN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WITTENBERG INVESTMENT MANAGEMENT, INC. on AMZN, newest first. How the timeline and the estimate are built.

WITTENBERG INVESTMENT MANAGEMENT, INC. held 2,691 AMZN shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,691 shares
    Change vs previous 13F -100,087 shares

    0.22% of the 13F portfolio, value $641,373.

    13F-HR 0001062993-26-004208 filed by WITTENBERG INVESTMENT MANAGEMENT, 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 102,778 shares
    Change vs previous 13F +100,087 shares

    0.21% of the 13F portfolio, value $560,455.

    13F-HR 0001062993-26-002625 filed by WITTENBERG INVESTMENT MANAGEMENT, 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 2,691 shares
    Change vs previous 13F 0 shares

    0.24% of the 13F portfolio, value $621,137.

    13F-HR 0001062993-26-000921 filed by WITTENBERG INVESTMENT MANAGEMENT, 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 2,691 shares
    Change vs previous 13F 0 shares

    0.23% of the 13F portfolio, value $590,863.

    13F-HR 0001062993-25-016732 filed by WITTENBERG INVESTMENT MANAGEMENT, 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 2,691 shares
    Change vs previous 13F 0 shares

    0.26% of the 13F portfolio, value $590,378.

    13F-HR 0001062993-25-014036 filed by WITTENBERG INVESTMENT MANAGEMENT, 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 2,691 shares
    Change vs previous 13F -3,415 shares

    0.23% of the 13F portfolio, value $511,990.

    13F-HR 0001062993-25-009041 filed by WITTENBERG INVESTMENT MANAGEMENT, 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 6,106 shares
    Change vs previous 13F -5,735 shares

    0.53% of the 13F portfolio, value $1,339,595.

    13F-HR 0001062993-25-002229 filed by WITTENBERG INVESTMENT MANAGEMENT, 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 11,841 shares
    Change vs previous 13F not available

    0.71% of the 13F portfolio, value $2,206,334.

    13F-HR 0001062993-24-018951 filed by WITTENBERG INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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