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Disclosery

Janus Henderson: MSA position timeline

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

Janus Henderson held 15,557 MSA 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 15,557 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. <0.01% of the 13F portfolio, value $2,718,975.

    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 17,257 shares
    Change vs previous 13F +1,600 shares

    <0.01% of the 13F portfolio, value $2,827,301.

    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 15,657 shares
    Change vs previous 13F -292,689 shares

    <0.01% of the 13F portfolio, value $2,508,173.

    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 308,346 shares
    Change vs previous 13F -5,952 shares

    0.02% of the 13F portfolio, value $53,059,837.

    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 314,298 shares
    Change vs previous 13F -26,529 shares

    0.03% of the 13F portfolio, value $52,654,957.

    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 340,827 shares
    Change vs previous 13F +5,934 shares

    0.03% of the 13F portfolio, value $50,445,725.

    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 334,893 shares
    Change vs previous 13F +23,931 shares

    0.03% of the 13F portfolio, value $55,513,949.

    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 310,962 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $55,145,598.

    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).