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Disclosery

CASTLEARK MANAGEMENT LLC: FOUR position timeline

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

CASTLEARK MANAGEMENT LLC held 0 FOUR shares at 2025-09-30 per its 13F-HR filed 2025-11-17.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -52,880 shares

    13F-HR 0001106832-25-000008 filed by CASTLEARK MANAGEMENT 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.

  2. period ended2025-06-30
    13F 52,880 shares
    Change vs previous 13F -27,900 shares

    0.16% of the 13F portfolio, value $5,240,937.

    13F-HR 0001106832-25-000006 filed by CASTLEARK MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 80,780 shares
    Change vs previous 13F +1,840 shares

    0.23% of the 13F portfolio, value $6,600,534.

    13F-HR 0001106832-25-000004 filed by CASTLEARK MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-12-31
    13F 78,940 shares
    Change vs previous 13F +10,440 shares

    0.29% of the 13F portfolio, value $8,192,393.

    13F-HR 0001106832-25-000001 filed by CASTLEARK MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-09-30
    13F 68,500 shares
    Change vs previous 13F not available

    0.25% of the 13F portfolio, value $6,069,100.

    13F-HR 0001106832-24-000008 filed by CASTLEARK MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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