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MILLENNIUM MANAGEMENT LLC: BFLY position timeline

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

MILLENNIUM MANAGEMENT LLC held 2,154,551 BFLY 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 2,154,551 shares
    Change vs previous 13F -1,334,254 shares

    0.01% of the 13F portfolio, value $18,141,319.

    13F-HR 0001273087-26-000007 filed by MILLENNIUM 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 3,488,805 shares
    Change vs previous 13F +314,752 shares

    0.01% of the 13F portfolio, value $14,094,772.

    13F-HR 0001273087-26-000004 filed by MILLENNIUM 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 3,174,053 shares
    Change vs previous 13F +1,653,168 shares

    0.01% of the 13F portfolio, value $12,061,401.

    13F-HR 0001273087-26-000002 filed by MILLENNIUM 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 1,520,885 shares
    Change vs previous 13F -659,699 shares

    <0.01% of the 13F portfolio, value $2,935,308.

    13F-HR 0001273087-25-000034 filed by MILLENNIUM 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 2,180,584 shares
    Change vs previous 13F -1,603,523 shares

    <0.01% of the 13F portfolio, value $4,361,168.

    13F-HR 0001273087-25-000028 filed by MILLENNIUM 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 3,784,107 shares
    Change vs previous 13F +1,623,176 shares

    0.01% of the 13F portfolio, value $8,627,764.

    13F-HR 0001273087-25-000019 filed by MILLENNIUM 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 2,160,931 shares
    Change vs previous 13F +1,235,916 shares

    0.01% of the 13F portfolio, value $6,742,105.

    13F-HR 0001273087-25-000015 filed by MILLENNIUM 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 925,015 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,637,277.

    13F-HR 0001273087-24-000118 filed by MILLENNIUM MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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