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Disclosery

Aquamarine Zurich AG: AMR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Aquamarine Zurich AG on AMR, newest first. How the timeline and the estimate are built.

Aquamarine Zurich AG held 0 AMR shares at 2025-12-31 per its 13F-HR filed 2026-01-15.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -8,000 shares

    13F-HR 0001953324-26-000001 filed by Aquamarine Zurich AG
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-09-30
    13F 8,000 shares
    Change vs previous 13F 0 shares

    0.41% of the 13F portfolio, value $1,313,000.

    13F-HR 0001953324-25-000007 filed by Aquamarine Zurich AG
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F/A 8,000 shares
    Change vs previous 13F 0 shares

    0.29% of the 13F portfolio, value $900,000.

    13F-HR/A 0001953324-25-000006 filed by Aquamarine Zurich AG
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F/A 8,000 shares
    Change vs previous 13F 0 shares

    0.34% of the 13F portfolio, value $1,002,000.

    13F-HR/A 0001953324-25-000005 filed by Aquamarine Zurich AG
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 8,000 shares
    Change vs previous 13F 0 shares

    0.56% of the 13F portfolio, value $1,601,000.

    13F-HR 0001953324-25-000001 filed by Aquamarine Zurich AG
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 8,000 shares
    Change vs previous 13F not available

    0.66% of the 13F portfolio, value $1,889,000.

    13F-HR 0001953324-24-000005 filed by Aquamarine Zurich AG
    Filed (acceptance time not in the bulk data set), ingested

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