Assenagon Asset Management S.A.: AON position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Assenagon Asset Management S.A. on AON, newest first. How the timeline and the estimate are built.
Assenagon Asset Management S.A. held 106,740 AON shares at 2026-09-30 per its 13F-HR filed 2026-10-15.
the latest 13F is the newest step
- period ended2026-09-3013F 106,740 sharesChange vs previous 13F -82,081 shares
0.03% of the 13F portfolio, value $29,542,430.
13F-HR 0001546007-26-000008 filed by Assenagon Asset Management S.A.
Accepted , ingested - period ended2026-06-3013F/A 188,821 sharesChange vs previous 13F +180,601 shares
0.08% of the 13F portfolio, value $62,630,037.
13F-HR/A 0001546007-26-000007 filed by Assenagon Asset Management S.A.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 8,220 sharesChange vs previous 13F +1,327 shares
<0.01% of the 13F portfolio, value $2,653,252.
13F-HR 0001546007-26-000003 filed by Assenagon Asset Management S.A.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 6,893 sharesChange vs previous 13F -251,761 shares
<0.01% of the 13F portfolio, value $2,432,402.
13F-HR 0001546007-26-000002 filed by Assenagon Asset Management S.A.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 258,654 sharesChange vs previous 13F +85,047 shares
0.14% of the 13F portfolio, value $92,230,843.
13F-HR 0001546007-25-000008 filed by Assenagon Asset Management S.A.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 173,607 sharesChange vs previous 13F -320,087 shares
0.1% of the 13F portfolio, value $61,936,033.
13F-HR 0001546007-25-000005 filed by Assenagon Asset Management S.A.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 493,694 sharesChange vs previous 13F +331,888 shares
0.35% of the 13F portfolio, value $197,028,338.
13F-HR 0001546007-25-000003 filed by Assenagon Asset Management S.A.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 161,806 sharesChange vs previous 13F not available
0.1% of the 13F portfolio, value $58,114,243.
13F-HR 0001546007-25-000002 filed by Assenagon Asset Management S.A.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).