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Castle Hook Partners LP: STX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Castle Hook Partners LP on STX, newest first. How the timeline and the estimate are built.

Castle Hook Partners LP held 546,287 STX 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 546,287 shares
    Change vs previous 13F -15,360 shares

    5.65% of the 13F portfolio, value $527,166,955.

    13F-HR 0000902664-26-003483 filed by Castle Hook Partners LP
    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 561,647 shares
    Change vs previous 13F -240,767 shares

    4.45% of the 13F portfolio, value $220,030,829.

    13F-HR 0000902664-26-002505 filed by Castle Hook Partners LP
    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 802,414 shares
    Change vs previous 13F -133,337 shares

    3.18% of the 13F portfolio, value $220,976,792.

    13F-HR 0000902664-26-001080 filed by Castle Hook Partners LP
    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 935,751 shares
    Change vs previous 13F +203,948 shares

    3.34% of the 13F portfolio, value $220,893,381.

    13F-HR 0000902664-25-004959 filed by Castle Hook Partners LP
    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 731,803 shares
    Change vs previous 13F not available

    1.55% of the 13F portfolio, value $105,621,127.

    13F-HR 0000902664-25-003586 filed by Castle Hook Partners LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).