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PLATINUM INVESTMENT MANAGEMENT LTD: MBX position timeline

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

PLATINUM INVESTMENT MANAGEMENT LTD held 43,597 MBX 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 43,597 shares
    Change vs previous 13F 0 shares

    0.59% of the 13F portfolio, value $2,406,554.

    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 43,597 shares
    Change vs previous 13F 0 shares

    0.33% of the 13F portfolio, value $1,301,370.

    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 43,597 shares
    Change vs previous 13F -25,831 shares

    0.32% of the 13F portfolio, value $1,375,049.

    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 69,428 shares
    Change vs previous 13F -43,315 shares

    0.08% of the 13F portfolio, value $1,214,990.

    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 112,743 shares
    Change vs previous 13F -73,189 shares

    0.09% of the 13F portfolio, value $1,286,398.

    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 185,932 shares
    Change vs previous 13F +23,842 shares

    0.08% of the 13F portfolio, value $1,372,178.

    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).

  7. period ended2024-12-31
    13F 162,090 shares
    Change vs previous 13F +12,090 shares

    0.18% of the 13F portfolio, value $2,987,319.

    13F-HR 0001085146-25-000949 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).

  8. period ended2024-09-30
    13F 150,000 shares
    Change vs previous 13F not available

    0.18% of the 13F portfolio, value $3,897,000.

    13F-HR 0001085146-24-005448 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).