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Janus Henderson: RYTM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Janus Henderson on RYTM, newest first. How the timeline and the estimate are built.

Janus Henderson held 925,490 RYTM 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 925,490 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 0.04% of the 13F portfolio, value $102,751,821.

    13F-HR 0001085146-26-000611 filed by Jupiter Topco 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/A 918,153 shares
    Change vs previous 13F -207,972 shares

    0.04% of the 13F portfolio, value $79,886,248.

    13F-HR/A 0001085146-26-000420 filed by JANUS HENDERSON GROUP PLC
    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 1,126,125 shares
    Change vs previous 13F -34,762 shares

    0.05% of the 13F portfolio, value $120,591,241.

    13F-HR 0001085146-26-000226 filed by JANUS HENDERSON GROUP PLC
    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 1,160,887 shares
    Change vs previous 13F -251,015 shares

    0.05% of the 13F portfolio, value $117,237,978.

    13F-HR 0001085146-25-005993 filed by JANUS HENDERSON GROUP PLC
    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 1,411,902 shares
    Change vs previous 13F -243,448 shares

    0.04% of the 13F portfolio, value $89,265,146.

    13F-HR 0001085146-25-005104 filed by JANUS HENDERSON GROUP PLC
    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 1,655,350 shares
    Change vs previous 13F +435,796 shares

    0.05% of the 13F portfolio, value $90,747,654.

    13F-HR 0001085146-25-003208 filed by JANUS HENDERSON GROUP PLC
    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 1,219,554 shares
    Change vs previous 13F +621,432 shares

    0.03% of the 13F portfolio, value $68,309,431.

    13F-HR 0001085146-25-001531 filed by JANUS HENDERSON GROUP PLC
    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 598,122 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $31,335,108.

    13F-HR 0001085146-24-005765 filed by JANUS HENDERSON GROUP PLC
    Filed (acceptance time not in the bulk data set), ingested

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