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Disclosery

PEAK6 LLC: MSFT position timeline

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

PEAK6 LLC held 340,866 MSFT 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 340,866 shares
    Change vs previous 13F +340,863 shares

    3.09% of the 13F portfolio, value $127,149,835.

    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 3 shares
    Change vs previous 13F -98,608 shares

    <0.01% of the 13F portfolio, value $1,034.

    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 98,611 shares
    Change vs previous 13F +55,125 shares

    1.3% of the 13F portfolio, value $47,690,067.

    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 43,486 shares
    Change vs previous 13F +43,483 shares

    0.56% of the 13F portfolio, value $22,523,574.

    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 3 shares
    Change vs previous 13F -75,200 shares

    <0.01% of the 13F portfolio, value $1,596.

    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).

  6. period ended2025-03-31
    13F 75,203 shares
    Change vs previous 13F -32,180 shares

    1.1% of the 13F portfolio, value $28,230,581.

    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).

  7. period ended2024-12-31
    13F 107,383 shares
    Change vs previous 13F not available

    1.78% of the 13F portfolio, value $45,261,836.

    13F-HR 0001389958-25-000006 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).