Janus Henderson: KYMR position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Janus Henderson on KYMR, newest first. How the timeline and the estimate are built.
Janus Henderson held 21,058 KYMR shares at 2026-06-30 per its 13F-HR filed 2026-08-14.
the latest 13F is the newest step
- period ended2026-06-3013F 21,058 sharesShare basis changed not comparable
Membership change: Jupiter Topco LLC joined the group. <0.01% of the 13F portfolio, value $2,415,458.
13F-HR 0001085146-26-000611 filed by Jupiter Topco LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F/A 21,058 sharesChange vs previous 13F 0 shares
<0.01% of the 13F portfolio, value $1,754,237.
13F-HR/A 0001085146-26-000420 filed by JANUS HENDERSON GROUP PLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 21,058 sharesChange vs previous 13F +2,750 shares
<0.01% of the 13F portfolio, value $1,638,102.
13F-HR 0001085146-26-000226 filed by JANUS HENDERSON GROUP PLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 18,308 sharesChange vs previous 13F -1,000 shares
<0.01% of the 13F portfolio, value $1,037,148.
13F-HR 0001085146-25-005993 filed by JANUS HENDERSON GROUP PLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 19,308 sharesChange vs previous 13F -751,274 shares
<0.01% of the 13F portfolio, value $841,732.
13F-HR 0001085146-25-005104 filed by JANUS HENDERSON GROUP PLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 770,582 sharesChange vs previous 13F +393,198 shares
0.01% of the 13F portfolio, value $22,809,227.
13F-HR 0001085146-25-003208 filed by JANUS HENDERSON GROUP PLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 377,384 sharesChange vs previous 13F +362,276 shares
0.01% of the 13F portfolio, value $15,197,254.
13F-HR 0001085146-25-001531 filed by JANUS HENDERSON GROUP PLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 15,108 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $713,853.
13F-HR 0001085146-24-005765 filed by JANUS HENDERSON GROUP PLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).