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ARIZONA STATE RETIREMENT SYSTEM: BSX position timeline

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

ARIZONA STATE RETIREMENT SYSTEM held 412,385 BSX shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 412,385 shares
    Change vs previous 13F +6,169 shares

    0.09% of the 13F portfolio, value $17,600,592.

    13F-HR 0000897069-26-001594 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 406,216 shares
    Change vs previous 13F -14,715 shares

    0.15% of the 13F portfolio, value $25,490,054.

    13F-HR 0000897069-26-000996 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 420,931 shares
    Change vs previous 13F -11,163 shares

    0.22% of the 13F portfolio, value $40,135,771.

    13F-HR 0000897069-26-000191 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 432,094 shares
    Change vs previous 13F -301 shares

    0.22% of the 13F portfolio, value $42,185,337.

    13F-HR 0000897069-25-001611 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 432,395 shares
    Change vs previous 13F -22,905 shares

    0.27% of the 13F portfolio, value $46,443,547.

    13F-HR 0000897069-25-001322 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 455,300 shares
    Change vs previous 13F +29,318 shares

    0.29% of the 13F portfolio, value $45,930,664.

    13F-HR 0000897069-25-000898 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 425,982 shares
    Change vs previous 13F +4,446 shares

    0.23% of the 13F portfolio, value $38,048,712.

    13F-HR 0000897069-25-000186 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 421,536 shares
    Change vs previous 13F not available

    0.22% of the 13F portfolio, value $35,324,717.

    13F-HR 0000897069-24-002139 filed by ARIZONA STATE RETIREMENT SYSTEM
    Filed (acceptance time not in the bulk data set), ingested

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