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First Pacific Advisors, LP: AON position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of First Pacific Advisors, LP on AON, newest first. How the timeline and the estimate are built.

First Pacific Advisors, LP held 681,367 AON 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 681,367 shares
    Change vs previous 13F -21,891 shares

    2.8% of the 13F portfolio, value $226,002,620.

    13F-HR 0001377581-26-000007 filed by First Pacific Advisors, LP
    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 703,258 shares
    Change vs previous 13F +46,727 shares

    3.18% of the 13F portfolio, value $226,997,617.

    13F-HR 0001377581-26-000005 filed by First Pacific Advisors, LP
    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 656,531 shares
    Change vs previous 13F +2,086 shares

    3.05% of the 13F portfolio, value $231,676,659.

    13F-HR 0001377581-26-000002 filed by First Pacific Advisors, LP
    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 654,445 shares
    Change vs previous 13F +2,426 shares

    3.23% of the 13F portfolio, value $233,361,998.

    13F-HR 0001377581-25-000013 filed by First Pacific Advisors, LP
    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 652,019 shares
    Change vs previous 13F -27,993 shares

    3.33% of the 13F portfolio, value $232,614,298.

    13F-HR 0001377581-25-000006 filed by First Pacific Advisors, LP
    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 680,012 shares
    Change vs previous 13F -48,481 shares

    4.35% of the 13F portfolio, value $271,385,989.

    13F-HR 0001377581-25-000004 filed by First Pacific Advisors, LP
    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 728,493 shares
    Change vs previous 13F -5,495 shares

    3.74% of the 13F portfolio, value $261,645,546.

    13F-HR 0001377581-25-000003 filed by First Pacific Advisors, LP
    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 733,988 shares
    Change vs previous 13F not available

    3.53% of the 13F portfolio, value $253,952,508.

    13F-HR 0001377581-24-000011 filed by First Pacific Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

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