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FACTORY MUTUAL INSURANCE CO: MFG position timeline

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

FACTORY MUTUAL INSURANCE CO held 273,441 MFG 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 273,441 shares
    Change vs previous 13F 0 shares

    0.02% of the 13F portfolio, value $2,619,565.

    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 273,441 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $2,171,122.

    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).