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Disclosery

CoreFirst Bank & Trust: BIIB position timeline

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

CoreFirst Bank & Trust held 295 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 295 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $63,738.

    13F-HR 0001845199-26-000003 filed by CoreFirst Bank & Trust
    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 295 shares
    Change vs previous 13F -295 shares

    0.03% of the 13F portfolio, value $54,083.

    13F-HR 0001845199-26-000002 filed by CoreFirst Bank & Trust
    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 590 shares
    Change vs previous 13F -304 shares

    0.06% of the 13F portfolio, value $103,834.

    13F-HR 0001845199-26-000001 filed by CoreFirst Bank & Trust
    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 894 shares
    Change vs previous 13F 0 shares

    0.07% of the 13F portfolio, value $125,232.

    13F-HR 0001845199-25-000006 filed by CoreFirst Bank & Trust
    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 894 shares
    Change vs previous 13F +894 shares

    0.06% of the 13F portfolio, value $112,277.

    13F-HR 0001845199-25-000004 filed by CoreFirst Bank & Trust
    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 0 shares
    Change vs previous 13F -304 shares

    13F-HR 0001845199-25-000003 filed by CoreFirst Bank & Trust
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  7. period ended2024-12-31
    13F 304 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $46,488.

    13F-HR 0001845199-25-000002 filed by CoreFirst Bank & Trust
    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 304 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $58,927.

    13F-HR 0001845199-25-000001 filed by CoreFirst Bank & Trust
    Filed (acceptance time not in the bulk data set), ingested

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