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OSTERWEIS CAPITAL MANAGEMENT INC: BSX position timeline

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

OSTERWEIS CAPITAL MANAGEMENT INC held 708,949 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 708,949 shares
    Change vs previous 13F +266,757 shares

    1.43% of the 13F portfolio, value $30,257,943.

    13F-HR 0001007524-26-000003 filed by OSTERWEIS CAPITAL MANAGEMENT INC
    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 442,192 shares
    Change vs previous 13F +172,712 shares

    1.43% of the 13F portfolio, value $27,747,548.

    13F-HR 0001007524-26-000002 filed by OSTERWEIS CAPITAL MANAGEMENT INC
    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 269,480 shares
    Change vs previous 13F -14,722 shares

    1.09% of the 13F portfolio, value $25,694,918.

    13F-HR 0001007524-26-000001 filed by OSTERWEIS CAPITAL MANAGEMENT INC
    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 284,202 shares
    Change vs previous 13F +994 shares

    1.25% of the 13F portfolio, value $27,746,642.

    13F-HR 0001007524-25-000003 filed by OSTERWEIS CAPITAL MANAGEMENT INC
    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 283,208 shares
    Change vs previous 13F +3,865 shares

    1.46% of the 13F portfolio, value $30,419,372.

    13F-HR 0001085146-25-005142 filed by OSTERWEIS CAPITAL MANAGEMENT INC
    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/A 279,343 shares
    Change vs previous 13F -52,069 shares

    1.39% of the 13F portfolio, value $28,180,122.

    13F-HR/A 0001085146-25-003428 filed by OSTERWEIS CAPITAL MANAGEMENT INC
    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/A 331,412 shares
    Change vs previous 13F -19,109 shares

    1.38% of the 13F portfolio, value $29,601,720.

    13F-HR/A 0001085146-25-003427 filed by OSTERWEIS CAPITAL MANAGEMENT INC
    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 350,521 shares
    Change vs previous 13F not available

    1.49% of the 13F portfolio, value $29,373,660.

    13F-HR 0001085146-24-005783 filed by OSTERWEIS CAPITAL MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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