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Disclosery

Rossby Financial, LCC: AON position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Rossby Financial, LCC on AON, newest first. How the timeline and the estimate are built.

Rossby Financial, LCC held 211 AON shares at 2026-06-30 per its 13F-HR filed 2026-08-04.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 211 shares
    Change vs previous 13F +53 shares

    0.01% of the 13F portfolio, value $69,987.

    13F-HR 0002056510-26-000003 filed by Rossby Financial, LCC
    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 158 shares
    Change vs previous 13F +39 shares

    0.01% of the 13F portfolio, value $50,772.

    13F-HR 0002056510-26-000002 filed by Rossby Financial, LCC
    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 119 shares
    Change vs previous 13F -304 shares

    0.01% of the 13F portfolio, value $41,993.

    13F-HR 0002056510-26-000001 filed by Rossby Financial, LCC
    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 423 shares
    Change vs previous 13F +17 shares

    0.05% of the 13F portfolio, value $152,335.

    13F-HR 0002056510-25-000005 filed by Rossby Financial, LCC
    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 406 shares
    Change vs previous 13F +34 shares

    0.05% of the 13F portfolio, value $144,845.

    13F-HR 0002056510-25-000003 filed by Rossby Financial, LCC
    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 372 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $124,936.

    13F-HR 0002056510-25-000002 filed by Rossby Financial, LCC
    Filed (acceptance time not in the bulk data set), ingested

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