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Disclosery

American Investment Services, Inc.: MGC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of American Investment Services, Inc. on MGC, newest first. How the timeline and the estimate are built.

American Investment Services, Inc. held 0 MGC shares at 2025-06-30 per its 13F-HR filed 2025-08-13.

the latest 13F is the newest step

  1. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -76,913 shares

    13F-HR 0001085146-25-004966 filed by American Investment Services, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-03-31
    13F 76,913 shares
    Change vs previous 13F -203 shares

    2.73% of the 13F portfolio, value $15,488,831.

    13F-HR 0001085146-25-003042 filed by American Investment Services, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2024-12-31
    13F/A 77,116 shares
    Change vs previous 13F -211 shares

    2.9% of the 13F portfolio, value $16,399,584.

    13F-HR/A 0001085146-25-001783 filed by American Investment Services, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-09-30
    13F 77,327 shares
    Change vs previous 13F not available

    2.67% of the 13F portfolio, value $15,978,903.

    13F-HR 0001085146-24-005750 filed by American Investment Services, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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