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CASTLEARK MANAGEMENT LLC: ANET position timeline

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

CASTLEARK MANAGEMENT LLC held 473,319 ANET 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 473,319 shares
    Change vs previous 13F +42,384 shares

    2.17% of the 13F portfolio, value $80,407,432.

    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 430,935 shares
    Change vs previous 13F +19,658 shares

    1.75% of the 13F portfolio, value $52,910,199.

    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 411,277 shares
    Change vs previous 13F +8,798 shares

    1.58% of the 13F portfolio, value $53,889,625.

    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 402,479 shares
    Change vs previous 13F -420,135 shares

    1.64% of the 13F portfolio, value $58,645,215.

    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 822,614 shares
    Change vs previous 13F +108,824 shares

    2.53% of the 13F portfolio, value $84,161,638.

    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 713,790 shares
    Change vs previous 13F +106,430 shares

    1.92% of the 13F portfolio, value $55,304,449.

    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 607,360 shares
    Change vs previous 13F not available

    2.34% of the 13F portfolio, value $67,131,501.

    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).