Skip to content
Disclosery

Duquesne Family Office LLC: STM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Duquesne Family Office LLC on STM, newest first. How the timeline and the estimate are built.

Duquesne Family Office LLC held 3,102,880 STM 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 3,102,880 shares
    Change vs previous 13F +490,000 shares

    5.34% of the 13F portfolio, value $232,375,000.

    13F-HR 0001536411-26-000006 filed by Duquesne Family Office 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 2,612,880 shares
    Change vs previous 13F +1,839,325 shares

    3.07% of the 13F portfolio, value $90,275,000.

    13F-HR 0001536411-26-000004 filed by Duquesne Family Office 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 773,555 shares
    Change vs previous 13F not available

    0.48% of the 13F portfolio, value $20,066,000.

    13F-HR 0001536411-26-000002 filed by Duquesne Family Office LLC
    Filed (acceptance time not in the bulk data set), ingested

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