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Disclosery

PEAK6 LLC: MCO position timeline

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

PEAK6 LLC held 11,563 MCO 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 11,563 shares
    Change vs previous 13F -1,373 shares

    0.13% of the 13F portfolio, value $5,237,114.

    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 12,936 shares
    Change vs previous 13F +12,936 shares

    0.16% of the 13F portfolio, value $5,643,330.

    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 ended2025-03-31
    13F 0 shares
    Change vs previous 13F -2 shares

    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).

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

  4. period ended2024-12-31
    13F 2 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $887.

    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).