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FOURSIXTHREE CAPITAL LP: CIEN position timeline

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

FOURSIXTHREE CAPITAL LP held 0 CIEN shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -198,499 shares

    13F-HR 0000905148-26-000868 filed by FOURSIXTHREE CAPITAL LP
    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.

  2. period ended2025-09-30
    13F 198,499 shares
    Change vs previous 13F -88,748 shares

    10.15% of the 13F portfolio, value $28,915,349.

    13F-HR 0000905148-25-004042 filed by FOURSIXTHREE CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 287,247 shares
    Change vs previous 13F not available

    10.72% of the 13F portfolio, value $23,361,799.

    13F-HR 0000905148-25-002937 filed by FOURSIXTHREE CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

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