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Pictet Asset Management Holding SA: BIIB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Pictet Asset Management Holding SA on BIIB, newest first. How the timeline and the estimate are built.

Pictet Asset Management Holding SA held 851,819 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 851,819 shares
    Change vs previous 13F -61,509 shares

    0.18% of the 13F portfolio, value $184,144,886.

    13F-HR 0001993888-26-000003 filed by Pictet Asset Management Holding SA
    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 913,328 shares
    Change vs previous 13F -34,166 shares

    0.18% of the 13F portfolio, value $168,272,179.

    13F-HR 0001993888-26-000002 filed by Pictet Asset Management Holding SA
    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 947,494 shares
    Change vs previous 13F +176,639 shares

    0.16% of the 13F portfolio, value $166,900,232.

    13F-HR 0001993888-26-000001 filed by Pictet Asset Management Holding SA
    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 770,855 shares
    Change vs previous 13F +541,513 shares

    0.1% of the 13F portfolio, value $107,698,024.

    13F-HR 0001993888-25-000019 filed by Pictet Asset Management Holding SA
    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 229,342 shares
    Change vs previous 13F +11,812 shares

    0.03% of the 13F portfolio, value $28,871,245.

    13F-HR 0001993888-25-000015 filed by Pictet Asset Management Holding SA
    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 217,530 shares
    Change vs previous 13F -76,163 shares

    0.03% of the 13F portfolio, value $29,969,995.

    13F-HR 0001993888-25-000007 filed by Pictet Asset Management Holding SA
    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 293,693 shares
    Change vs previous 13F -178,832 shares

    0.05% of the 13F portfolio, value $44,911,533.

    13F-HR 0001993888-25-000001 filed by Pictet Asset Management Holding SA
    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 472,525 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $91,781,398.

    13F-HR 0001993888-24-000010 filed by Pictet Asset Management Holding SA
    Filed (acceptance time not in the bulk data set), ingested

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