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Disclosery

JPMORGAN CHASE & CO: BIIB position timeline

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

JPMORGAN CHASE & CO held 1,823,140 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,823,140 shares
    Change vs previous 13F -192,869 shares

    0.02% of the 13F portfolio, value $394,947,245.

    13F-HR 0000019617-26-000325 filed by JPMORGAN CHASE & CO
    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/A 2,016,009 shares
    Change vs previous 13F +158,747 shares

    0.03% of the 13F portfolio, value $378,142,964.

    13F-HR/A 0000019617-26-000225 filed by JPMORGAN CHASE & CO
    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 1,857,262 shares
    Change vs previous 13F +588,912 shares

    0.02% of the 13F portfolio, value $326,859,629.

    13F-HR 0000019617-26-000083 filed by JPMORGAN CHASE & CO
    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/A 1,268,350 shares
    Change vs previous 13F +265,848 shares

    0.01% of the 13F portfolio, value $177,670,522.

    13F-HR/A 0000019617-25-001093 filed by JPMORGAN CHASE & CO
    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 1,002,502 shares
    Change vs previous 13F -461,218 shares

    0.01% of the 13F portfolio, value $125,904,317.

    13F-HR 0000919185-25-000009 filed by JPMORGAN CHASE & CO
    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 1,463,720 shares
    Change vs previous 13F -632,594 shares

    0.02% of the 13F portfolio, value $200,295,542.

    13F-HR 0000019617-25-000443 filed by JPMORGAN CHASE & CO
    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 2,096,314 shares
    Change vs previous 13F -3,161,009 shares

    0.03% of the 13F portfolio, value $320,568,338.

    13F-HR 0000019617-25-000217 filed by JPMORGAN CHASE & CO
    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/A 5,257,323 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $1,019,079,489.

    13F-HR/A 0000019617-24-000675 filed by JPMORGAN CHASE & CO
    Filed (acceptance time not in the bulk data set), ingested

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