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CASTLEARK MANAGEMENT LLC: NXT position timeline

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

CASTLEARK MANAGEMENT LLC held 17,350 NXT 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 17,350 shares
    Change vs previous 13F -96,724 shares

    0.06% of the 13F portfolio, value $2,067,079.

    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 114,074 shares
    Change vs previous 13F +8,590 shares

    0.46% of the 13F portfolio, value $13,751,621.

    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 105,484 shares
    Change vs previous 13F -11,570 shares

    0.27% of the 13F portfolio, value $9,188,711.

    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 117,054 shares
    Change vs previous 13F +112,244 shares

    0.24% of the 13F portfolio, value $8,660,825.

    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 4,810 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $261,520.

    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).