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Sio Capital Management, LLC: BMRN position timeline

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

Sio Capital Management, LLC held 0 BMRN 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 0 shares
    Change vs previous 13F -194,226 shares

    13F-HR 0001214659-26-010311 filed by Sio Capital Management, 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 ended2026-03-31
    13F 194,226 shares
    Change vs previous 13F -38,462 shares

    1.58% of the 13F portfolio, value $10,971,827.

    13F-HR 0001214659-26-006200 filed by Sio Capital 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 232,688 shares
    Change vs previous 13F +7,574 shares

    2.29% of the 13F portfolio, value $13,828,648.

    13F-HR 0001214659-26-001854 filed by Sio Capital 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 225,114 shares
    Change vs previous 13F 0 shares

    3.09% of the 13F portfolio, value $12,192,174.

    13F-HR 0001214659-25-016415 filed by Sio Capital 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 225,114 shares
    Change vs previous 13F +83,980 shares

    4.97% of the 13F portfolio, value $12,374,517.

    13F-HR 0001214659-25-011950 filed by Sio Capital 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 141,134 shares
    Change vs previous 13F not available

    3.02% of the 13F portfolio, value $9,976,762.

    13F-HR 0001214659-25-007756 filed by Sio Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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