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CASTLEARK MANAGEMENT LLC: JPM position timeline

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

CASTLEARK MANAGEMENT LLC held 50,525 JPM 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 50,525 shares
    Change vs previous 13F 0 shares

    0.45% of the 13F portfolio, value $16,538,348.

    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 50,525 shares
    Change vs previous 13F +5,890 shares

    0.49% of the 13F portfolio, value $14,862,434.

    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 44,635 shares
    Change vs previous 13F -8,730 shares

    0.42% of the 13F portfolio, value $14,382,290.

    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 53,365 shares
    Change vs previous 13F +19,660 shares

    0.47% of the 13F portfolio, value $16,832,922.

    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 33,705 shares
    Change vs previous 13F 0 shares

    0.29% of the 13F portfolio, value $9,771,417.

    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 33,705 shares
    Change vs previous 13F +18,020 shares

    0.29% of the 13F portfolio, value $8,267,837.

    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 15,685 shares
    Change vs previous 13F -16,400 shares

    0.13% of the 13F portfolio, value $3,759,851.

    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 32,085 shares
    Change vs previous 13F not available

    0.28% of the 13F portfolio, value $6,765,443.

    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).