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Disclosery

GAMMA Investing LLC: CIEN position timeline

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

GAMMA Investing LLC held 5,608 CIEN shares at 2026-09-30 per its 13F-HR filed 2026-10-08.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 5,608 shares
    Change vs previous 13F -151 shares

    0.07% of the 13F portfolio, value $1,973,007.

    13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 5,759 shares
    Change vs previous 13F +232 shares

    0.11% of the 13F portfolio, value $2,825,135.

    13F-HR 0002010235-26-000005 filed by GAMMA Investing 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 5,527 shares
    Change vs previous 13F +531 shares

    0.1% of the 13F portfolio, value $2,145,747.

    13F-HR 0002010235-26-000003 filed by GAMMA Investing 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 4,996 shares
    Change vs previous 13F +925 shares

    0.06% of the 13F portfolio, value $1,168,415.

    13F-HR 0002010235-26-000001 filed by GAMMA Investing 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 4,071 shares
    Change vs previous 13F +92 shares

    0.03% of the 13F portfolio, value $593,023.

    13F-HR 0002010235-25-000009 filed by GAMMA Investing 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 3,979 shares
    Change vs previous 13F +1,019 shares

    0.02% of the 13F portfolio, value $323,612.

    13F-HR 0002010235-25-000007 filed by GAMMA Investing 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/A 2,960 shares
    Change vs previous 13F +851 shares

    0.01% of the 13F portfolio, value $178,873.

    13F-HR/A 0002010235-25-000006 filed by GAMMA Investing 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 2,109 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $178,864.

    13F-HR 0002010235-25-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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