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Disclosery

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

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

Asset Management One Co., Ltd. held 21,002 MRNA 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 21,002 shares
    Change vs previous 13F +4,274 shares

    <0.01% of the 13F portfolio, value $1,470,770.

    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 16,728 shares
    Change vs previous 13F -1,091 shares

    <0.01% of the 13F portfolio, value $849,782.

    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 17,819 shares
    Change vs previous 13F -500 shares

    <0.01% of the 13F portfolio, value $555,062.

    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 18,319 shares
    Change vs previous 13F +4,985 shares

    <0.01% of the 13F portfolio, value $473,180.

    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 13,334 shares
    Change vs previous 13F -116,991 shares

    <0.01% of the 13F portfolio, value $367,885.

    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 130,325 shares
    Change vs previous 13F +7,274 shares

    0.01% of the 13F portfolio, value $3,694,714.

    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 123,051 shares
    Change vs previous 13F +1,381 shares

    0.02% of the 13F portfolio, value $4,938,037.

    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 121,670 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $8,131,206.

    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).