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Disclosery

Janus Henderson: MIR position timeline

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

Janus Henderson held 4,114,766 MIR 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 4,114,766 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 0.03% of the 13F portfolio, value $73,778,294.

    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 4,043,089 shares
    Change vs previous 13F -553,860 shares

    0.04% of the 13F portfolio, value $75,163,723.

    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 4,596,949 shares
    Change vs previous 13F -3,064,988 shares

    0.05% of the 13F portfolio, value $107,660,006.

    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 7,661,937 shares
    Change vs previous 13F -326,459 shares

    0.08% of the 13F portfolio, value $178,218,923.

    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 7,988,396 shares
    Change vs previous 13F -599,268 shares

    0.08% of the 13F portfolio, value $171,989,712.

    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 8,587,664 shares
    Change vs previous 13F +257,169 shares

    0.07% of the 13F portfolio, value $125,636,617.

    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 8,330,495 shares
    Change vs previous 13F +229,718 shares

    0.07% of the 13F portfolio, value $145,367,138.

    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 8,100,777 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $89,675,148.

    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).