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Janus Henderson: MSFT position timeline

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

Janus Henderson held 18,575,933 MSFT 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 18,575,933 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 2.82% of the 13F portfolio, value $6,928,663,771.

    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 23,878,982 shares
    Change vs previous 13F -2,919,517 shares

    4.21% of the 13F portfolio, value $8,807,009,187.

    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 26,798,499 shares
    Change vs previous 13F -2,206,798 shares

    5.78% of the 13F portfolio, value $12,909,776,080.

    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 29,005,297 shares
    Change vs previous 13F -419,204 shares

    6.86% of the 13F portfolio, value $15,023,293,509.

    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 29,424,501 shares
    Change vs previous 13F +478,556 shares

    7.17% of the 13F portfolio, value $14,635,156,075.

    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 28,945,945 shares
    Change vs previous 13F +856,672 shares

    6.01% of the 13F portfolio, value $10,964,308,995.

    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 28,089,273 shares
    Change vs previous 13F -304,263 shares

    6.02% of the 13F portfolio, value $11,839,525,096.

    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 28,393,536 shares
    Change vs previous 13F not available

    6.25% of the 13F portfolio, value $12,217,314,805.

    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).