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Disclosery

Magnetar Financial LLC: AAMI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Magnetar Financial LLC on AAMI, newest first. How the timeline and the estimate are built.

Magnetar Financial LLC held 0 AAMI shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -7,659 shares

    13F-HR 0001104659-26-015538 filed by Magnetar Financial LLC
    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 7,659 shares
    Change vs previous 13F -1,629 shares

    <0.01% of the 13F portfolio, value $368,857.

    13F-HR 0001104659-25-111094 filed by Magnetar Financial LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 9,288 shares
    Change vs previous 13F +9,288 shares

    <0.01% of the 13F portfolio, value $327,309.

    13F-HR 0001104659-25-076542 filed by Magnetar Financial LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -12,327 shares

    13F-HR 0001104659-25-048974 filed by Magnetar Financial LLC
    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.

  5. period ended2024-12-31
    13F 12,327 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $324,693.

    13F-HR 0001104659-25-011245 filed by Magnetar Financial LLC
    Filed (acceptance time not in the bulk data set), ingested

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