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Disclosery

Polar Capital Holdings Plc: MBX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Polar Capital Holdings Plc on MBX, newest first. How the timeline and the estimate are built.

Polar Capital Holdings Plc held 1,608,514 MBX 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 1,608,514 shares
    Change vs previous 13F -13,672 shares

    0.25% of the 13F portfolio, value $88,789,973.

    13F-HR 0001172661-26-003663 filed by Polar Capital Holdings Plc
    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 1,622,186 shares
    Change vs previous 13F not available

    0.21% of the 13F portfolio, value $48,422,252.

    13F-HR 0001172661-26-002147 filed by Polar Capital Holdings Plc
    Filed (acceptance time not in the bulk data set), ingested

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