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CANADA LIFE ASSURANCE Co: BIIB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CANADA LIFE ASSURANCE Co on BIIB, newest first. How the timeline and the estimate are built.

CANADA LIFE ASSURANCE Co held 122,258 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 122,258 shares
    Change vs previous 13F +535 shares

    0.04% of the 13F portfolio, value $26,372,000.

    13F-HR 0001046192-26-000012 filed by CANADA LIFE ASSURANCE 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 121,723 shares
    Change vs previous 13F +18,623 shares

    0.04% of the 13F portfolio, value $22,383,000.

    13F-HR 0001046192-26-000009 filed by CANADA LIFE ASSURANCE 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 103,100 shares
    Change vs previous 13F -32,557 shares

    0.03% of the 13F portfolio, value $18,152,000.

    13F-HR 0001046192-26-000002 filed by CANADA LIFE ASSURANCE 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 135,657 shares
    Change vs previous 13F +4,724 shares

    0.03% of the 13F portfolio, value $18,785,000.

    13F-HR 0001046192-25-000019 filed by CANADA LIFE ASSURANCE 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 130,933 shares
    Change vs previous 13F +5,426 shares

    0.03% of the 13F portfolio, value $16,460,000.

    13F-HR 0001046192-25-000013 filed by CANADA LIFE ASSURANCE 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 125,507 shares
    Change vs previous 13F -1,124 shares

    0.03% of the 13F portfolio, value $17,202,000.

    13F-HR 0001046192-25-000007 filed by CANADA LIFE ASSURANCE 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 126,631 shares
    Change vs previous 13F -3,257 shares

    0.03% of the 13F portfolio, value $19,349,000.

    13F-HR 0001046192-25-000002 filed by CANADA LIFE ASSURANCE 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 129,888 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $25,191,000.

    13F-HR 0001046192-24-000018 filed by CANADA LIFE ASSURANCE Co
    Filed (acceptance time not in the bulk data set), ingested

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