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Disclosery

Janus Henderson: AJG position timeline

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

Janus Henderson held 1,940,663 AJG 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 1,940,663 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 0.18% of the 13F portfolio, value $445,367,104.

    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 1,970,990 shares
    Change vs previous 13F +101,431 shares

    0.2% of the 13F portfolio, value $426,886,844.

    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 1,869,559 shares
    Change vs previous 13F +239,272 shares

    0.22% of the 13F portfolio, value $483,868,236.

    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 1,630,287 shares
    Change vs previous 13F +81,996 shares

    0.23% of the 13F portfolio, value $505,123,629.

    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 1,548,291 shares
    Change vs previous 13F +17,916 shares

    0.24% of the 13F portfolio, value $495,518,946.

    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 1,530,375 shares
    Change vs previous 13F +30,500 shares

    0.29% of the 13F portfolio, value $521,590,514.

    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 1,499,875 shares
    Change vs previous 13F +169,172 shares

    0.22% of the 13F portfolio, value $425,735,677.

    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 1,330,703 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $374,407,566.

    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).