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Disclosery

Janus Henderson: CECO position timeline

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

Janus Henderson held 949,904 CECO 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 949,904 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 0.04% of the 13F portfolio, value $86,193,945.

    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 907,782 shares
    Change vs previous 13F -14,218 shares

    0.03% of the 13F portfolio, value $54,086,822.

    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 922,000 shares
    Change vs previous 13F +1,898 shares

    0.02% of the 13F portfolio, value $55,181,505.

    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 920,102 shares
    Change vs previous 13F -20,950 shares

    0.02% of the 13F portfolio, value $47,109,353.

    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 941,052 shares
    Change vs previous 13F +300,573 shares

    0.01% of the 13F portfolio, value $26,641,572.

    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 640,479 shares
    Change vs previous 13F -467 shares

    0.01% of the 13F portfolio, value $15,179,157.

    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 640,946 shares
    Change vs previous 13F -8,862 shares

    0.01% of the 13F portfolio, value $19,376,187.

    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 649,808 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $18,324,391.

    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).