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Disclosery

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

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

Asset Management One Co., Ltd. held 43,805 WAT 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 43,805 shares
    Change vs previous 13F +952 shares

    0.04% of the 13F portfolio, value $16,428,627.

    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 42,853 shares
    Change vs previous 13F +17,566 shares

    0.04% of the 13F portfolio, value $12,761,623.

    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 25,287 shares
    Change vs previous 13F -487 shares

    0.03% of the 13F portfolio, value $9,736,047.

    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 25,774 shares
    Change vs previous 13F +225 shares

    0.02% of the 13F portfolio, value $7,727,303.

    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 25,549 shares
    Change vs previous 13F +560 shares

    0.03% of the 13F portfolio, value $8,917,623.

    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 24,989 shares
    Change vs previous 13F +2,181 shares

    0.03% of the 13F portfolio, value $9,210,196.

    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 22,808 shares
    Change vs previous 13F -176 shares

    0.03% of the 13F portfolio, value $8,543,877.

    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 22,984 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $8,271,712.

    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).