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ARMSTRONG HENRY H ASSOCIATES INC: MU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ARMSTRONG HENRY H ASSOCIATES INC on MU, newest first. How the timeline and the estimate are built.

ARMSTRONG HENRY H ASSOCIATES INC held 1,800 MU shares at 2026-09-30 per its 13F-HR filed 2026-10-07.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 1,800 shares
    Change vs previous 13F 0 shares

    0.17% of the 13F portfolio, value $1,917,198.

    13F-HR 0001056827-26-000005 filed by ARMSTRONG HENRY H ASSOCIATES INC
    Accepted , ingested

  2. period ended2026-06-30
    13F 1,800 shares
    Change vs previous 13F 0 shares

    0.2% of the 13F portfolio, value $2,077,722.

    13F-HR 0001056827-26-000004 filed by ARMSTRONG HENRY H ASSOCIATES INC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 1,800 shares
    Change vs previous 13F 0 shares

    0.06% of the 13F portfolio, value $608,112.

    13F-HR 0001056827-26-000002 filed by ARMSTRONG HENRY H ASSOCIATES INC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 1,800 shares
    Change vs previous 13F 0 shares

    0.05% of the 13F portfolio, value $513,738.

    13F-HR 0001056827-26-000001 filed by ARMSTRONG HENRY H ASSOCIATES INC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 1,800 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $301,176.

    13F-HR 0001056827-25-000006 filed by ARMSTRONG HENRY H ASSOCIATES INC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 1,800 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $221,850.

    13F-HR 0001056827-25-000005 filed by ARMSTRONG HENRY H ASSOCIATES INC
    Filed (acceptance time not in the bulk data set), ingested

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