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CANADA LIFE ASSURANCE Co: CIEN position timeline

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

CANADA LIFE ASSURANCE Co held 125,409 CIEN 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 125,409 shares
    Change vs previous 13F +42,933 shares

    0.1% of the 13F portfolio, value $61,464,000.

    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 82,476 shares
    Change vs previous 13F -23,350 shares

    0.06% of the 13F portfolio, value $32,087,000.

    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 105,826 shares
    Change vs previous 13F -242 shares

    0.04% of the 13F portfolio, value $24,727,000.

    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 106,068 shares
    Change vs previous 13F +1,284 shares

    0.02% of the 13F portfolio, value $15,288,000.

    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 104,784 shares
    Change vs previous 13F -3,666 shares

    0.01% of the 13F portfolio, value $8,526,000.

    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 108,450 shares
    Change vs previous 13F -10,301 shares

    0.01% of the 13F portfolio, value $6,554,000.

    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 118,751 shares
    Change vs previous 13F +1,451 shares

    0.02% of the 13F portfolio, value $10,069,000.

    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 117,300 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $7,230,000.

    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).