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FRED ALGER MANAGEMENT, LLC: BSX position timeline

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

FRED ALGER MANAGEMENT, LLC held 0 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 0 shares
    Change vs previous 13F -1,454,619 shares

    13F-HR 0001193125-26-352250 filed by FRED ALGER 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 1,454,619 shares
    Change vs previous 13F +357,944 shares

    0.4% of the 13F portfolio, value $91,277,342.

    13F-HR 0001193125-26-226659 filed by FRED ALGER 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 1,096,675 shares
    Change vs previous 13F +110,728 shares

    0.41% of the 13F portfolio, value $104,567,961.

    13F-HR 0001193125-26-052991 filed by FRED ALGER 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 985,947 shares
    Change vs previous 13F -2,022 shares

    0.37% of the 13F portfolio, value $96,258,006.

    13F-HR 0001193125-25-282909 filed by FRED ALGER 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 987,969 shares
    Change vs previous 13F +12,366 shares

    0.47% of the 13F portfolio, value $106,117,750.

    13F-HR 0000950123-25-008360 filed by FRED ALGER 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 975,603 shares
    Change vs previous 13F -397,418 shares

    0.56% of the 13F portfolio, value $98,418,831.

    13F-HR 0000950123-25-005777 filed by FRED ALGER 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 1,373,021 shares
    Change vs previous 13F -415,971 shares

    0.58% of the 13F portfolio, value $122,638,236.

    13F-HR 0000950123-25-002764 filed by FRED ALGER 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 1,788,992 shares
    Change vs previous 13F not available

    0.73% of the 13F portfolio, value $149,917,530.

    13F-HR 0000950123-24-011836 filed by FRED ALGER MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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