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Harbour Capital Advisors, LLC: CIEN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Harbour Capital Advisors, LLC on CIEN, newest first. How the timeline and the estimate are built.

Harbour Capital Advisors, LLC held 38,567 CIEN shares at 2026-09-30 per its 13F-HR filed 2026-10-13.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 38,567 shares
    Change vs previous 13F +20 shares

    2.47% of the 13F portfolio, value $13,568,642.

    13F-HR 0001214659-26-012780 filed by Harbour Capital Advisors, LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 38,547 shares
    Change vs previous 13F -470 shares

    3.23% of the 13F portfolio, value $17,759,374.

    13F-HR 0001214659-26-008580 filed by Harbour Capital Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 39,017 shares
    Change vs previous 13F +49 shares

    3.71% of the 13F portfolio, value $19,468,312.

    13F-HR 0001214659-26-005218 filed by Harbour Capital Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 38,968 shares
    Change vs previous 13F -568 shares

    1.95% of the 13F portfolio, value $9,588,466.

    13F-HR 0001214659-26-000229 filed by Harbour Capital Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 39,536 shares
    Change vs previous 13F -939 shares

    1.23% of the 13F portfolio, value $5,988,913.

    13F-HR 0001214659-25-014788 filed by Harbour Capital Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 40,475 shares
    Change vs previous 13F -80 shares

    0.68% of the 13F portfolio, value $3,218,572.

    13F-HR 0001214659-25-010292 filed by Harbour Capital Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 40,555 shares
    Change vs previous 13F +4,845 shares

    0.56% of the 13F portfolio, value $2,278,785.

    13F-HR 0001214659-25-006252 filed by Harbour Capital Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 35,710 shares
    Change vs previous 13F not available

    0.67% of the 13F portfolio, value $2,985,713.

    13F-HR 0001214659-25-000473 filed by Harbour Capital Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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