Skip to content
Disclosery

PEAK6 LLC: MUX position timeline

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

PEAK6 LLC held 22,011 MUX 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 22,011 shares
    Change vs previous 13F +22,011 shares

    0.01% of the 13F portfolio, value $399,059.

    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 ended2025-09-30
    13F/A 0 shares
    Change vs previous 13F -9,827 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  3. period ended2025-06-30
    13F/A 9,827 shares
    Change vs previous 13F +1,902 shares

    <0.01% of the 13F portfolio, value $94,437.

    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).

  4. period ended2025-03-31
    13F 7,925 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $59,834.

    13F-HR 0001389958-25-000011 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).