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PLATINUM INVESTMENT MANAGEMENT LTD: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PLATINUM INVESTMENT MANAGEMENT LTD on MRK, newest first. How the timeline and the estimate are built.

PLATINUM INVESTMENT MANAGEMENT LTD held 63,316 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 63,316 shares
    Change vs previous 13F 0 shares

    2% of the 13F portfolio, value $8,136,106.

    13F-HR 0001256071-26-000007 filed by PLATINUM INVESTMENT MANAGEMENT LTD
    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 63,316 shares
    Change vs previous 13F 0 shares

    1.92% of the 13F portfolio, value $7,616,282.

    13F-HR 0001256071-26-000005 filed by PLATINUM INVESTMENT MANAGEMENT LTD
    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 63,316 shares
    Change vs previous 13F -875,470 shares

    1.54% of the 13F portfolio, value $6,664,642.

    13F-HR 0001256071-26-000004 filed by PLATINUM INVESTMENT MANAGEMENT LTD
    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 938,786 shares
    Change vs previous 13F +62,966 shares

    5.09% of the 13F portfolio, value $78,792,309.

    13F-HR 0001256071-25-000009 filed by PLATINUM INVESTMENT MANAGEMENT LTD
    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 875,820 shares
    Change vs previous 13F -159,400 shares

    4.61% of the 13F portfolio, value $69,329,911.

    13F-HR 0001085146-25-003979 filed by PLATINUM INVESTMENT MANAGEMENT LTD
    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 1,035,220 shares
    Change vs previous 13F not available

    5.38% of the 13F portfolio, value $92,921,347.

    13F-HR 0001085146-25-003294 filed by PLATINUM INVESTMENT MANAGEMENT LTD
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).