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Disclosery

ProShare Advisors LLC: MBX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ProShare Advisors LLC on MBX, newest first. How the timeline and the estimate are built.

ProShare Advisors LLC held 5,622 MBX shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,622 shares
    Change vs previous 13F +5,622 shares

    <0.01% of the 13F portfolio, value $310,335.

    13F-HR 0001357955-26-000003 filed by ProShare Advisors 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 0 shares
    Change vs previous 13F -7,187 shares

    13F-HR 0001357955-26-000002 filed by ProShare Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  3. period ended2025-12-31
    13F 7,187 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $226,679.

    13F-HR 0001357955-26-000001 filed by ProShare Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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