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Asset Management One Co., Ltd.: MU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Asset Management One Co., Ltd. on MU, newest first. How the timeline and the estimate are built.

Asset Management One Co., Ltd. held 530,154 MU shares at 2026-06-30 per its 13F-HR filed 2026-07-28.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 530,154 shares
    Change vs previous 13F +23,251 shares

    1.57% of the 13F portfolio, value $611,951,461.

    13F-HR 0001193125-26-318819 filed by Asset Management One Co., Ltd.
    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 506,903 shares
    Change vs previous 13F -6,091 shares

    0.51% of the 13F portfolio, value $171,252,110.

    13F-HR 0001193125-26-213217 filed by Asset Management One Co., Ltd.
    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 512,994 shares
    Change vs previous 13F +23,121 shares

    0.42% of the 13F portfolio, value $150,940,496.

    13F-HR 0001193125-26-023286 filed by Asset Management One Co., Ltd.
    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 489,873 shares
    Change vs previous 13F +20,014 shares

    0.24% of the 13F portfolio, value $81,965,550.

    13F-HR 0001193125-25-245770 filed by Asset Management One Co., Ltd.
    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 469,859 shares
    Change vs previous 13F +13,483 shares

    0.18% of the 13F portfolio, value $57,910,122.

    13F-HR 0000950123-25-006830 filed by Asset Management One Co., Ltd.
    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 456,376 shares
    Change vs previous 13F +23,150 shares

    0.14% of the 13F portfolio, value $39,654,511.

    13F-HR 0000950123-25-003633 filed by Asset Management One Co., Ltd.
    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 433,226 shares
    Change vs previous 13F +7,465 shares

    0.13% of the 13F portfolio, value $38,381,484.

    13F-HR 0000950123-25-000714 filed by Asset Management One Co., Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 425,761 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $44,155,673.

    13F-HR 0000950123-24-010027 filed by Asset Management One Co., Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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