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Disclosery

PEAK6 LLC: BULL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PEAK6 LLC on BULL, newest first. How the timeline and the estimate are built.

PEAK6 LLC held 29,645,168 BULL shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 29,645,168 shares
    Change vs previous 13F -466,767 shares

    4.69% of the 13F portfolio, value $193,286,495.

    13F-HR 0001389958-26-000014 filed by PEAK6 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 30,111,935 shares
    Change vs previous 13F +6,145,865 shares

    4.18% of the 13F portfolio, value $144,537,288.

    13F-HR 0001389958-26-000013 filed by PEAK6 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/A 23,966,070 shares
    Change vs previous 13F -2,859,908 shares

    5.09% of the 13F portfolio, value $186,216,364.

    13F-HR/A 0001389958-26-000008 filed by PEAK6 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/A 26,825,978 shares
    Change vs previous 13F -741,851 shares

    9.94% of the 13F portfolio, value $396,756,216.

    13F-HR/A 0001389958-26-000011 filed by PEAK6 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/A 27,567,829 shares
    Change vs previous 13F not available

    11.2% of the 13F portfolio, value $329,711,235.

    13F-HR/A 0001389958-26-000010 filed by PEAK6 LLC
    Filed (acceptance time not in the bulk data set), ingested

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