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CASTLEARK MANAGEMENT LLC: NOW position timeline

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

CASTLEARK MANAGEMENT LLC held 321,623 NOW 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 321,623 shares
    Change vs previous 13F +17,867 shares

    0.86% of the 13F portfolio, value $31,930,731.

    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 303,756 shares
    Change vs previous 13F +33,336 shares

    1.05% of the 13F portfolio, value $31,757,690.

    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 270,420 shares
    Change vs previous 13F +217,442 shares

    1.22% of the 13F portfolio, value $41,425,640.

    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 52,978 shares
    Change vs previous 13F -10,360 shares

    1.37% of the 13F portfolio, value $48,754,594.

    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 63,338 shares
    Change vs previous 13F +2,644 shares

    1.96% of the 13F portfolio, value $65,116,531.

    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 60,694 shares
    Change vs previous 13F +748 shares

    1.67% of the 13F portfolio, value $48,320,921.

    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).

  7. period ended2024-12-31
    13F 59,946 shares
    Change vs previous 13F -3,450 shares

    2.22% of the 13F portfolio, value $63,549,954.

    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 63,396 shares
    Change vs previous 13F not available

    2.31% of the 13F portfolio, value $56,700,748.

    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).