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Disclosery

Magnetar Financial LLC: BFAM position timeline

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

Magnetar Financial LLC held 0 BFAM shares at 2026-03-31 per its 13F-HR filed 2026-05-13.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -14,490 shares

    13F-HR 0001104659-26-059841 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 ended2025-12-31
    13F 14,490 shares
    Change vs previous 13F -61,538 shares

    0.01% of the 13F portfolio, value $1,469,286.

    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).

  3. period ended2025-09-30
    13F 76,028 shares
    Change vs previous 13F +30,017 shares

    0.05% of the 13F portfolio, value $8,254,360.

    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).

  4. period ended2025-06-30
    13F 46,011 shares
    Change vs previous 13F +40,755 shares

    0.03% of the 13F portfolio, value $5,686,499.

    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).

  5. period ended2025-03-31
    13F 5,256 shares
    Change vs previous 13F -24,400 shares

    0.01% of the 13F portfolio, value $667,723.

    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).

  6. period ended2024-12-31
    13F 29,656 shares
    Change vs previous 13F +14,999 shares

    0.08% of the 13F portfolio, value $3,287,368.

    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).

  7. period ended2024-09-30
    13F 14,657 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $2,053,885.

    13F-HR 0001104659-24-117644 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).