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FACTORY MUTUAL INSURANCE CO: IDXX position timeline

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

FACTORY MUTUAL INSURANCE CO held 45,700 IDXX 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 45,700 shares
    Change vs previous 13F -100 shares

    0.23% of the 13F portfolio, value $24,058,308.

    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 45,800 shares
    Change vs previous 13F +400 shares

    0.29% of the 13F portfolio, value $25,734,562.

    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 45,400 shares
    Change vs previous 13F -400 shares

    0.31% of the 13F portfolio, value $30,714,462.

    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 45,800 shares
    Change vs previous 13F -15,300 shares

    0.28% of the 13F portfolio, value $29,261,162.

    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 61,100 shares
    Change vs previous 13F +13,500 shares

    0.36% of the 13F portfolio, value $32,770,374.

    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 47,600 shares
    Change vs previous 13F +14,200 shares

    0.23% of the 13F portfolio, value $19,989,620.

    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 33,400 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $13,808,896.

    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).