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SEI INVESTMENTS CO: MCO position timeline

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

SEI INVESTMENTS CO held 228,164 MCO 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 228,164 shares
    Change vs previous 13F -28,294 shares

    0.09% of the 13F portfolio, value $103,339,208.

    13F-HR 0002048251-26-006553 filed by SEI INVESTMENTS CO
    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 256,458 shares
    Change vs previous 13F +26,329 shares

    0.1% of the 13F portfolio, value $111,885,600.

    13F-HR 0002048251-26-003739 filed by SEI INVESTMENTS CO
    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 230,129 shares
    Change vs previous 13F -171,267 shares

    0.12% of the 13F portfolio, value $117,558,329.

    13F-HR 0000350894-26-000005 filed by SEI INVESTMENTS CO
    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 401,396 shares
    Change vs previous 13F +166,159 shares

    0.21% of the 13F portfolio, value $191,259,346.

    13F-HR 0002048251-25-002343 filed by SEI INVESTMENTS CO
    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 235,237 shares
    Change vs previous 13F +104,068 shares

    0.14% of the 13F portfolio, value $117,987,348.

    13F-HR 0001041062-25-000162 filed by SEI INVESTMENTS CO
    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/A 131,169 shares
    Change vs previous 13F +7,725 shares

    0.08% of the 13F portfolio, value $61,087,395.

    13F-HR/A 0001041062-25-000106 filed by SEI INVESTMENTS CO
    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 123,444 shares
    Change vs previous 13F +26,249 shares

    0.08% of the 13F portfolio, value $58,433,563.

    13F-HR 0001041062-25-000019 filed by SEI INVESTMENTS CO
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 97,195 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $46,126,018.

    13F-HR 0001041062-24-000165 filed by SEI INVESTMENTS CO
    Filed (acceptance time not in the bulk data set), ingested

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