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Disclosery

East Coast Asset Management, LLC.: AMZN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of East Coast Asset Management, LLC. on AMZN, newest first. How the timeline and the estimate are built.

East Coast Asset Management, LLC. held 66,992 AMZN shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 66,992 shares
    Change vs previous 13F +7,518 shares

    4.72% of the 13F portfolio, value $15,966,938.

    13F-HR 0001579254-26-000004 filed by East Coast Asset Management, LLC.
    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 59,474 shares
    Change vs previous 13F -936 shares

    4.08% of the 13F portfolio, value $12,386,706.

    13F-HR 0001579254-26-000003 filed by East Coast Asset Management, LLC.
    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 60,410 shares
    Change vs previous 13F -962 shares

    4.1% of the 13F portfolio, value $13,943,899.

    13F-HR 0001579254-26-000002 filed by East Coast Asset Management, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 61,372 shares
    Change vs previous 13F -1,523 shares

    4.22% of the 13F portfolio, value $13,475,509.

    13F-HR 0001579254-25-000004 filed by East Coast Asset Management, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 62,895 shares
    Change vs previous 13F +5,718 shares

    4.58% of the 13F portfolio, value $13,798,593.

    13F-HR 0001085146-25-005068 filed by East Coast Asset Management, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 57,177 shares
    Change vs previous 13F -856 shares

    3.85% of the 13F portfolio, value $10,878,547.

    13F-HR 0001085146-25-003192 filed by East Coast Asset Management, LLC.
    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 58,033 shares
    Change vs previous 13F -3,517 shares

    4.25% of the 13F portfolio, value $12,731,860.

    13F-HR 0001085146-25-001516 filed by East Coast Asset Management, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 61,550 shares
    Change vs previous 13F not available

    3.81% of the 13F portfolio, value $11,468,612.

    13F-HR 0001085146-24-005781 filed by East Coast Asset Management, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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