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Disclosery

CITADEL ADVISORS LLC: CIEN position timeline

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

CITADEL ADVISORS LLC held 214,064 CIEN shares at 2026-06-30 per its 13F-HR/A filed 2026-09-02.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 214,064 shares
    Change vs previous 13F +73,629 shares

    0.06% of the 13F portfolio, value $105,011,236.

    13F-HR/A 0001104659-26-104387 filed by CITADEL ADVISORS LLC
    Accepted , ingested

  2. period ended2026-03-31
    13F 140,435 shares
    Change vs previous 13F -579,312 shares

    0.04% of the 13F portfolio, value $54,521,080.

    13F-HR 0001104659-26-062477 filed by CITADEL 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 ended2025-12-31
    13F 719,747 shares
    Change vs previous 13F -366,782 shares

    0.11% of the 13F portfolio, value $168,327,231.

    13F-HR 0001104659-26-016408 filed by CITADEL 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 ended2025-09-30
    13F 1,086,529 shares
    Change vs previous 13F +1,076,965 shares

    0.13% of the 13F portfolio, value $158,274,679.

    13F-HR 0001104659-25-112514 filed by CITADEL 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 ended2025-06-30
    13F 9,564 shares
    Change vs previous 13F -382,137 shares

    <0.01% of the 13F portfolio, value $777,840.

    13F-HR 0001104659-25-078555 filed by CITADEL 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 ended2025-03-31
    13F 391,701 shares
    Change vs previous 13F -52,915 shares

    0.02% of the 13F portfolio, value $23,670,491.

    13F-HR 0000950123-25-005687 filed by CITADEL 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 ended2024-12-31
    13F 444,616 shares
    Change vs previous 13F -147,513 shares

    0.03% of the 13F portfolio, value $37,707,883.

    13F-HR 0000950123-25-002739 filed by CITADEL 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 ended2024-09-30
    13F 592,129 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $36,469,226.

    13F-HR 0000950123-24-011767 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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