Janus Henderson: MLYS position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Janus Henderson on MLYS, newest first. How the timeline and the estimate are built.
Janus Henderson held 28,648 MLYS shares at 2026-06-30 per its 13F-HR filed 2026-08-14.
the latest 13F is the newest step
- period ended2026-06-3013F 28,648 sharesShare basis changed not comparable
Membership change: Jupiter Topco LLC joined the group. <0.01% of the 13F portfolio, value $773,066.
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 19,848 sharesChange vs previous 13F -1,193,417 shares
<0.01% of the 13F portfolio, value $537,285.
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 1,213,265 sharesChange vs previous 13F +1,193,417 shares
0.02% of the 13F portfolio, value $44,005,122.
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 19,848 sharesChange vs previous 13F +8,248 shares
<0.01% of the 13F portfolio, value $752,537.
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 11,600 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $157,064.
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).