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Janus Henderson: CMPR position timeline

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

Janus Henderson held 3,774,708 CMPR 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 3,774,708 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 0.16% of the 13F portfolio, value $383,887,958.

    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 3,713,187 shares
    Change vs previous 13F +92,764 shares

    0.13% of the 13F portfolio, value $271,062,505.

    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 3,620,423 shares
    Change vs previous 13F +272,260 shares

    0.11% of the 13F portfolio, value $241,083,492.

    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 3,348,163 shares
    Change vs previous 13F +32,255 shares

    0.1% of the 13F portfolio, value $211,068,855.

    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 3,315,908 shares
    Change vs previous 13F +20,654 shares

    0.08% of the 13F portfolio, value $155,847,895.

    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 3,295,254 shares
    Change vs previous 13F +253,893 shares

    0.08% of the 13F portfolio, value $148,912,126.

    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 3,041,361 shares
    Change vs previous 13F +194,034 shares

    0.11% of the 13F portfolio, value $218,126,227.

    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 2,847,327 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $233,252,516.

    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).