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Disclosery

Janus Henderson: AIR position timeline

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

Janus Henderson held 173,927 AIR 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 173,927 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 0.01% of the 13F portfolio, value $24,861,432.

    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 176,327 shares
    Change vs previous 13F -11,043 shares

    0.01% of the 13F portfolio, value $19,300,284.

    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 187,370 shares
    Change vs previous 13F -21,089 shares

    0.01% of the 13F portfolio, value $15,513,420.

    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 208,459 shares
    Change vs previous 13F -85,482 shares

    0.01% of the 13F portfolio, value $18,691,299.

    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 293,941 shares
    Change vs previous 13F -84,914 shares

    0.01% of the 13F portfolio, value $20,220,120.

    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 378,855 shares
    Change vs previous 13F -10,458 shares

    0.01% of the 13F portfolio, value $21,647,938.

    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 389,313 shares
    Change vs previous 13F +39,505 shares

    0.01% of the 13F portfolio, value $23,858,484.

    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 349,808 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $22,863,533.

    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).