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1832 Asset Management L.P.: BSX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of 1832 Asset Management L.P. on BSX, newest first. How the timeline and the estimate are built.

1832 Asset Management L.P. held 4,556,876 BSX shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,556,876 shares
    Change vs previous 13F -2,695,870 shares

    0.24% of the 13F portfolio, value $194,487,468.

    13F-HR 0001062993-26-004300 filed by 1832 Asset Management L.P.
    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 7,252,746 shares
    Change vs previous 13F +5,051,088 shares

    0.6% of the 13F portfolio, value $455,109,812.

    13F-HR 0001062993-26-002620 filed by 1832 Asset Management L.P.
    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 2,201,658 shares
    Change vs previous 13F +2,167,794 shares

    0.27% of the 13F portfolio, value $209,928,090.

    13F-HR 0001062993-26-000901 filed by 1832 Asset Management L.P.
    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 33,864 shares
    Change vs previous 13F -32,264 shares

    0.01% of the 13F portfolio, value $3,306,142.

    13F-HR 0001062993-25-016818 filed by 1832 Asset Management L.P.
    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 66,128 shares
    Change vs previous 13F -782,019 shares

    0.01% of the 13F portfolio, value $7,102,808.

    13F-HR 0001062993-25-014282 filed by 1832 Asset Management L.P.
    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 848,147 shares
    Change vs previous 13F +84,585 shares

    0.16% of the 13F portfolio, value $85,561,069.

    13F-HR 0001062993-25-009332 filed by 1832 Asset Management L.P.
    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 763,562 shares
    Change vs previous 13F -152,145 shares

    0.12% of the 13F portfolio, value $68,201,358.

    13F-HR 0001062993-25-002504 filed by 1832 Asset Management L.P.
    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 915,707 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $76,736,247.

    13F-HR 0001062993-24-018988 filed by 1832 Asset Management L.P.
    Filed (acceptance time not in the bulk data set), ingested

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