Skip to content
Disclosery

Sumitomo Mitsui Trust Group, Inc.: BIIB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Sumitomo Mitsui Trust Group, Inc. on BIIB, newest first. How the timeline and the estimate are built.

Sumitomo Mitsui Trust Group, Inc. held 346,617 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-07-30.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 346,617 shares
    Change vs previous 13F -9,674 shares

    0.04% of the 13F portfolio, value $74,890,069.

    13F-HR 0001214659-26-009184 filed by Sumitomo Mitsui Trust Group, Inc.
    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 356,291 shares
    Change vs previous 13F -14,336 shares

    0.04% of the 13F portfolio, value $65,318,829.

    13F-HR 0001214659-26-005304 filed by Sumitomo Mitsui Trust Group, Inc.
    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 370,627 shares
    Change vs previous 13F -44,982 shares

    0.04% of the 13F portfolio, value $65,226,646.

    13F-HR 0001214659-26-000765 filed by Sumitomo Mitsui Trust Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 415,609 shares
    Change vs previous 13F +779 shares

    0.03% of the 13F portfolio, value $58,218,509.

    13F-HR 0001214659-25-015331 filed by Sumitomo Mitsui Trust Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 414,830 shares
    Change vs previous 13F -2,130 shares

    0.03% of the 13F portfolio, value $52,098,500.

    13F-HR 0001214659-25-011183 filed by Sumitomo Mitsui Trust Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 416,960 shares
    Change vs previous 13F +25,464 shares

    0.04% of the 13F portfolio, value $57,056,806.

    13F-HR 0001214659-25-006359 filed by Sumitomo Mitsui Trust Group, Inc.
    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 391,496 shares
    Change vs previous 13F +21,368 shares

    0.04% of the 13F portfolio, value $59,867,568.

    13F-HR 0001214659-25-001416 filed by Sumitomo Mitsui Trust Group, Inc.
    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 370,128 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $71,745,612.

    13F-HR 0001214659-24-018417 filed by Sumitomo Mitsui Trust Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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