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Disclosery

KBC Group NV: BIIB position timeline

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

KBC Group NV held 278,652 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 278,652 shares
    Change vs previous 13F +43,960 shares

    0.13% of the 13F portfolio, value $60,205,000.

    13F-HR 0001193125-26-334201 filed by KBC Group NV
    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 234,692 shares
    Change vs previous 13F +181,294 shares

    0.11% of the 13F portfolio, value $43,026,000.

    13F-HR 0001193125-26-210340 filed by KBC Group NV
    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 53,398 shares
    Change vs previous 13F +17,939 shares

    0.02% of the 13F portfolio, value $9,397,000.

    13F-HR 0001193125-26-021832 filed by KBC Group NV
    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 35,459 shares
    Change vs previous 13F +255 shares

    0.01% of the 13F portfolio, value $4,968,000.

    13F-HR 0001193125-26-016034 filed by KBC Group NV
    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 35,204 shares
    Change vs previous 13F +864 shares

    0.01% of the 13F portfolio, value $4,421,000.

    13F-HR 0000950123-25-007296 filed by KBC Group NV
    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 34,340 shares
    Change vs previous 13F +850 shares

    0.01% of the 13F portfolio, value $4,699,000.

    13F-HR 0000950123-25-003703 filed by KBC Group NV
    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 33,490 shares
    Change vs previous 13F +261 shares

    0.01% of the 13F portfolio, value $5,121,000.

    13F-HR 0000950123-25-000457 filed by KBC Group NV
    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 33,229 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $6,441,000.

    13F-HR 0000950123-24-010419 filed by KBC Group NV
    Filed (acceptance time not in the bulk data set), ingested

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