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CASTLEARK MANAGEMENT LLC: CEG position timeline

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

CASTLEARK MANAGEMENT LLC held 5,120 CEG 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 5,120 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $1,271,654.

    13F-HR 0001106832-26-000004 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).

  2. period ended2026-03-31
    13F 5,120 shares
    Change vs previous 13F -9,690 shares

    0.05% of the 13F portfolio, value $1,429,760.

    13F-HR 0001106832-26-000003 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 ended2025-12-31
    13F 14,810 shares
    Change vs previous 13F -29,220 shares

    0.15% of the 13F portfolio, value $5,231,929.

    13F-HR 0001106832-26-000001 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).

  4. period ended2025-09-30
    13F 44,030 shares
    Change vs previous 13F +21,290 shares

    0.41% of the 13F portfolio, value $14,488,952.

    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).

  5. period ended2025-06-30
    13F 22,740 shares
    Change vs previous 13F +22,740 shares

    0.22% of the 13F portfolio, value $7,339,562.

    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).

  6. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -1,580 shares

    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).

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

  7. period ended2024-12-31
    13F 1,580 shares
    Change vs previous 13F -4,700 shares

    0.01% of the 13F portfolio, value $353,462.

    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).

  8. period ended2024-09-30
    13F 6,280 shares
    Change vs previous 13F not available

    0.07% of the 13F portfolio, value $1,632,926.

    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).