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GATEWAY INVESTMENT ADVISERS LLC: MCO position timeline

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

GATEWAY INVESTMENT ADVISERS LLC held 23,122 MCO shares at 2026-09-30 per its 13F-HR filed 2026-10-13.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 23,122 shares
    Change vs previous 13F +13,487 shares

    0.1% of the 13F portfolio, value $10,500,185.

    13F-HR 0001114618-26-000006 filed by GATEWAY INVESTMENT ADVISERS LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 9,635 shares
    Change vs previous 13F +3,674 shares

    0.04% of the 13F portfolio, value $4,363,884.

    13F-HR 0001114618-26-000003 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 5,961 shares
    Change vs previous 13F +1,223 shares

    0.03% of the 13F portfolio, value $2,600,486.

    13F-HR 0001114618-26-000002 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 4,738 shares
    Change vs previous 13F +1,384 shares

    0.02% of the 13F portfolio, value $2,420,407.

    13F-HR 0001114618-26-000001 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 3,354 shares
    Change vs previous 13F +246 shares

    0.02% of the 13F portfolio, value $1,598,114.

    13F-HR 0001114618-25-000004 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 3,108 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $1,558,942.

    13F-HR 0001085146-25-003612 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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