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Night Owl Capital Management, LLC: AON position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Night Owl Capital Management, LLC on AON, newest first. How the timeline and the estimate are built.

Night Owl Capital Management, LLC held 110,978 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 110,978 shares
    Change vs previous 13F +1,490 shares

    3.86% of the 13F portfolio, value $36,810,452.

    13F-HR 0001410833-26-000005 filed by Night Owl Capital Management, 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 109,488 shares
    Change vs previous 13F +714 shares

    4.12% of the 13F portfolio, value $35,340,692.

    13F-HR 0001410833-26-000004 filed by Night Owl Capital Management, 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 108,774 shares
    Change vs previous 13F +1,751 shares

    4.21% of the 13F portfolio, value $38,384,339.

    13F-HR 0001410833-26-000003 filed by Night Owl Capital Management, 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 107,023 shares
    Change vs previous 13F +938 shares

    4.16% of the 13F portfolio, value $38,162,433.

    13F-HR 0001410833-25-000008 filed by Night Owl Capital Management, 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 106,085 shares
    Change vs previous 13F -52,468 shares

    4.38% of the 13F portfolio, value $37,847,056.

    13F-HR 0001410833-25-000006 filed by Night Owl Capital Management, 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 158,553 shares
    Change vs previous 13F +5,903 shares

    7.91% of the 13F portfolio, value $63,277,109.

    13F-HR 0001410833-25-000005 filed by Night Owl Capital Management, 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 152,650 shares
    Change vs previous 13F +6,900 shares

    7.08% of the 13F portfolio, value $54,825,947.

    13F-HR 0001410833-25-000002 filed by Night Owl Capital Management, LLC
    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 145,750 shares
    Change vs previous 13F not available

    6.9% of the 13F portfolio, value $50,428,209.

    13F-HR 0001410833-24-000012 filed by Night Owl Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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