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FACTORY MUTUAL INSURANCE CO: BLK position timeline

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

FACTORY MUTUAL INSURANCE CO held 20,500 BLK 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 20,500 shares
    Change vs previous 13F -200 shares

    0.19% of the 13F portfolio, value $19,711,980.

    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 20,700 shares
    Change vs previous 13F +800 shares

    0.22% of the 13F portfolio, value $19,907,397.

    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 19,900 shares
    Change vs previous 13F -800 shares

    0.22% of the 13F portfolio, value $21,299,766.

    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 20,700 shares
    Change vs previous 13F 0 shares

    0.24% of the 13F portfolio, value $24,133,509.

    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 20,700 shares
    Change vs previous 13F 0 shares

    0.24% of the 13F portfolio, value $21,719,475.

    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 20,700 shares
    Change vs previous 13F 0 shares

    0.23% of the 13F portfolio, value $19,592,136.

    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 20,700 shares
    Change vs previous 13F not available

    0.23% of the 13F portfolio, value $21,219,777.

    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).