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Disclosery

Janus Henderson: MWA position timeline

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

Janus Henderson held 2,205,138 MWA 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 2,205,138 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 0.02% of the 13F portfolio, value $56,969,470.

    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 1,934,813 shares
    Change vs previous 13F +714,913 shares

    0.03% of the 13F portfolio, value $53,216,952.

    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 1,219,900 shares
    Change vs previous 13F +385,785 shares

    0.01% of the 13F portfolio, value $29,076,294.

    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 834,115 shares
    Change vs previous 13F +188,648 shares

    0.01% of the 13F portfolio, value $21,307,468.

    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 645,467 shares
    Change vs previous 13F -1,391 shares

    0.01% of the 13F portfolio, value $15,526,709.

    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 646,858 shares
    Change vs previous 13F +386,154 shares

    0.01% of the 13F portfolio, value $16,498,872.

    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 260,704 shares
    Change vs previous 13F +190,878 shares

    <0.01% of the 13F portfolio, value $5,865,491.

    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 69,826 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,514,177.

    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).