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TEACHER RETIREMENT SYSTEM OF TEXAS: BSX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of TEACHER RETIREMENT SYSTEM OF TEXAS on BSX, newest first. How the timeline and the estimate are built.

TEACHER RETIREMENT SYSTEM OF TEXAS held 743,821 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 743,821 shares
    Change vs previous 13F +308,023 shares

    0.09% of the 13F portfolio, value $31,746,281.

    13F-HR 0000796848-26-000010 filed by TEACHER RETIREMENT SYSTEM OF TEXAS
    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 435,798 shares
    Change vs previous 13F -116,868 shares

    0.11% of the 13F portfolio, value $27,346,326.

    13F-HR 0000796848-26-000002 filed by TEACHER RETIREMENT SYSTEM OF TEXAS
    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 552,666 shares
    Change vs previous 13F -242,871 shares

    0.18% of the 13F portfolio, value $52,696,703.

    13F-HR 0000796848-26-000001 filed by TEACHER RETIREMENT SYSTEM OF TEXAS
    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 795,537 shares
    Change vs previous 13F -136,256 shares

    0.31% of the 13F portfolio, value $77,668,278.

    13F-HR 0000796848-25-000010 filed by TEACHER RETIREMENT SYSTEM OF TEXAS
    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 931,793 shares
    Change vs previous 13F +60,144 shares

    0.42% of the 13F portfolio, value $100,083,887.

    13F-HR 0000796848-25-000006 filed by TEACHER RETIREMENT SYSTEM OF TEXAS
    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 871,649 shares
    Change vs previous 13F +177,708 shares

    0.37% of the 13F portfolio, value $87,931,952.

    13F-HR 0000796848-25-000004 filed by TEACHER RETIREMENT SYSTEM OF TEXAS
    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 693,941 shares
    Change vs previous 13F +213,531 shares

    0.22% of the 13F portfolio, value $61,983,000.

    13F-HR 0000796848-25-000003 filed by TEACHER RETIREMENT SYSTEM OF TEXAS
    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 480,410 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $40,258,000.

    13F-HR 0000796848-24-000017 filed by TEACHER RETIREMENT SYSTEM OF TEXAS
    Filed (acceptance time not in the bulk data set), ingested

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