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MILLENNIUM MANAGEMENT LLC: BSX position timeline

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

MILLENNIUM MANAGEMENT LLC held 5,437,567 BSX 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 5,437,567 shares
    Change vs previous 13F +1,099,763 shares

    0.14% of the 13F portfolio, value $210,735,360.

    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 4,337,804 shares
    Change vs previous 13F -6,926,986 shares

    0.18% of the 13F portfolio, value $240,822,201.

    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 11,264,790 shares
    Change vs previous 13F +2,739,969 shares

    0.74% of the 13F portfolio, value $1,026,422,727.

    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 8,524,821 shares
    Change vs previous 13F +3,888,802 shares

    0.62% of the 13F portfolio, value $783,463,275.

    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 4,636,019 shares
    Change vs previous 13F -3,708,137 shares

    0.4% of the 13F portfolio, value $444,249,801.

    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 8,344,156 shares
    Change vs previous 13F -784,572 shares

    0.77% of the 13F portfolio, value $791,318,458.

    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 9,128,728 shares
    Change vs previous 13F -2,231,004 shares

    0.67% of the 13F portfolio, value $770,717,985.

    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 11,359,732 shares
    Change vs previous 13F not available

    0.79% of the 13F portfolio, value $910,045,542.

    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).