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Disclosery

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

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

Asset Management One Co., Ltd. held 210,225 BXP 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 210,225 shares
    Change vs previous 13F -5,961 shares

    0.04% of the 13F portfolio, value $13,940,020.

    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 216,186 shares
    Change vs previous 13F -75,184 shares

    0.03% of the 13F portfolio, value $11,220,053.

    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 291,370 shares
    Change vs previous 13F -8,262 shares

    0.06% of the 13F portfolio, value $20,105,758.

    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 299,632 shares
    Change vs previous 13F +7,757 shares

    0.06% of the 13F portfolio, value $22,274,643.

    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 291,875 shares
    Change vs previous 13F +4,431 shares

    0.06% of the 13F portfolio, value $19,692,806.

    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 287,444 shares
    Change vs previous 13F +2,309 shares

    0.07% of the 13F portfolio, value $19,313,362.

    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 285,135 shares
    Change vs previous 13F +17,436 shares

    0.07% of the 13F portfolio, value $21,273,922.

    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 267,699 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $21,539,062.

    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).