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Disclosery

Shay Capital LLC: CIEN position timeline

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

Shay Capital LLC held 18,700 CIEN shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 18,700 shares
    Change vs previous 13F +18,700 shares

    1.01% of the 13F portfolio, value $9,173,472.

    13F-HR 0001723643-26-000007 filed by Shay Capital LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -11,000 shares

    13F-HR 0001723643-26-000002 filed by Shay Capital LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  3. period ended2025-09-30
    13F 11,000 shares
    Change vs previous 13F +5,800 shares

    0.29% of the 13F portfolio, value $1,602,370.

    13F-HR 0001723643-25-000016 filed by Shay Capital LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 5,200 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $422,916.

    13F-HR 0001723643-25-000012 filed by Shay Capital LLC
    Filed (acceptance time not in the bulk data set), ingested

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