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Connor, Clark & Lunn Investment Management Ltd.: CIEN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Connor, Clark & Lunn Investment Management Ltd. on CIEN, newest first. How the timeline and the estimate are built.

Connor, Clark & Lunn Investment Management Ltd. held 93,887 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 93,887 shares
    Change vs previous 13F +12,383 shares

    0.09% of the 13F portfolio, value $46,057,207.

    13F-HR 0001596800-26-000012 filed by Connor, Clark & Lunn Investment Management Ltd.
    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 81,504 shares
    Change vs previous 13F -5,762 shares

    0.07% of the 13F portfolio, value $31,642,298.

    13F-HR 0001596800-26-000007 filed by Connor, Clark & Lunn Investment Management Ltd.
    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 87,266 shares
    Change vs previous 13F -167,472 shares

    0.05% of the 13F portfolio, value $20,408,899.

    13F-HR 0001596800-26-000001 filed by Connor, Clark & Lunn Investment Management Ltd.
    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 254,738 shares
    Change vs previous 13F +165,515 shares

    0.12% of the 13F portfolio, value $37,107,684.

    13F-HR 0001596800-25-000015 filed by Connor, Clark & Lunn Investment Management Ltd.
    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 89,223 shares
    Change vs previous 13F -42,656 shares

    0.03% of the 13F portfolio, value $7,256,507.

    13F-HR 0001596800-25-000010 filed by Connor, Clark & Lunn Investment Management Ltd.
    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 131,879 shares
    Change vs previous 13F +55,237 shares

    0.03% of the 13F portfolio, value $7,969,448.

    13F-HR 0001596800-25-000006 filed by Connor, Clark & Lunn Investment Management Ltd.
    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 76,642 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $6,500,008.

    13F-HR 0001596800-25-000003 filed by Connor, Clark & Lunn Investment Management Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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