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Disclosery

RHUMBLINE ADVISERS: MBX position timeline

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

RHUMBLINE ADVISERS held 37,196 MBX shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 37,196 shares
    Change vs previous 13F +3,325 shares

    <0.01% of the 13F portfolio, value $2,053,213.

    13F-HR 0001115418-26-000005 filed by RHUMBLINE ADVISERS
    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 33,871 shares
    Change vs previous 13F +451 shares

    <0.01% of the 13F portfolio, value $1,011,043.

    13F-HR 0001115418-26-000003 filed by RHUMBLINE ADVISERS
    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 33,420 shares
    Change vs previous 13F +11,599 shares

    <0.01% of the 13F portfolio, value $1,054,061.

    13F-HR 0001115418-26-000002 filed by RHUMBLINE ADVISERS
    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 21,821 shares
    Change vs previous 13F -1,841 shares

    <0.01% of the 13F portfolio, value $381,866.

    13F-HR 0001115418-25-000021 filed by RHUMBLINE ADVISERS
    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 23,662 shares
    Change vs previous 13F +14,950 shares

    <0.01% of the 13F portfolio, value $269,976.

    13F-HR 0001115418-25-000017 filed by RHUMBLINE ADVISERS
    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/A 8,712 shares
    Change vs previous 13F -760 shares

    <0.01% of the 13F portfolio, value $64,288.

    13F-HR/A 0001115418-25-000005 filed by RHUMBLINE ADVISERS
    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/A 9,472 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $174,564.

    13F-HR/A 0001115418-25-000006 filed by RHUMBLINE ADVISERS
    Filed (acceptance time not in the bulk data set), ingested

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