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FACTORY MUTUAL INSURANCE CO: TSM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FACTORY MUTUAL INSURANCE CO on TSM, newest first. How the timeline and the estimate are built.

FACTORY MUTUAL INSURANCE CO held 316,675 TSM shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 316,675 shares
    Change vs previous 13F -11,800 shares

    1.42% of the 13F portfolio, value $151,234,480.

    13F-HR 0000887818-26-000003 filed by FACTORY MUTUAL INSURANCE CO
    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 328,475 shares
    Change vs previous 13F +10,500 shares

    1.25% of the 13F portfolio, value $111,008,126.

    13F-HR 0000887818-26-000002 filed by FACTORY MUTUAL INSURANCE CO
    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 317,975 shares
    Change vs previous 13F +29,650 shares

    0.98% of the 13F portfolio, value $96,629,423.

    13F-HR 0000887818-26-000001 filed by FACTORY MUTUAL INSURANCE CO
    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 288,325 shares
    Change vs previous 13F +81,905 shares

    0.78% of the 13F portfolio, value $80,526,289.

    13F-HR 0000887818-25-000002 filed by FACTORY MUTUAL INSURANCE CO
    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 206,420 shares
    Change vs previous 13F +33,000 shares

    0.51% of the 13F portfolio, value $46,752,066.

    13F-HR 0001085146-25-004651 filed by FACTORY MUTUAL INSURANCE CO
    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 173,420 shares
    Change vs previous 13F 0 shares

    0.33% of the 13F portfolio, value $28,787,720.

    13F-HR 0001085146-25-002161 filed by FACTORY MUTUAL INSURANCE CO
    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 173,420 shares
    Change vs previous 13F +27,000 shares

    0.37% of the 13F portfolio, value $34,248,716.

    13F-HR 0001085146-25-000453 filed by FACTORY MUTUAL INSURANCE CO
    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 146,420 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $25,428,761.

    13F-HR 0001085146-24-004830 filed by FACTORY MUTUAL INSURANCE CO
    Filed (acceptance time not in the bulk data set), ingested

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