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Elefante Mark B: AMZN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Elefante Mark B on AMZN, newest first. How the timeline and the estimate are built.

Elefante Mark B held 35,975 AMZN shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 35,975 shares
    Change vs previous 13F +2,441 shares

    3.69% of the 13F portfolio, value $8,574,282.

    13F-HR 0001661535-26-000003 filed by Elefante Mark B
    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 33,534 shares
    Change vs previous 13F +5,032 shares

    3.84% of the 13F portfolio, value $6,984,126.

    13F-HR 0001661535-26-000002 filed by Elefante Mark B
    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 28,502 shares
    Change vs previous 13F +1,010 shares

    4.03% of the 13F portfolio, value $6,578,831.

    13F-HR 0001661535-26-000001 filed by Elefante Mark B
    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 27,492 shares
    Change vs previous 13F +3,322 shares

    3.86% of the 13F portfolio, value $6,036,418.

    13F-HR 0001661535-25-000004 filed by Elefante Mark B
    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 24,170 shares
    Change vs previous 13F +780 shares

    3.98% of the 13F portfolio, value $5,302,656.

    13F-HR 0001661536-25-000004 filed by Elefante Mark B
    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 23,390 shares
    Change vs previous 13F +3,550 shares

    3.53% of the 13F portfolio, value $4,450,182.

    13F-HR 0001661535-25-000001 filed by Elefante Mark B
    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 19,840 shares
    Change vs previous 13F not available

    3.97% of the 13F portfolio, value $4,352,697.

    13F-HR 0001661536-25-000002 filed by Elefante Mark B
    Filed (acceptance time not in the bulk data set), ingested

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