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RITHOLTZ WEALTH MANAGEMENT: MAMA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RITHOLTZ WEALTH MANAGEMENT on MAMA, newest first. How the timeline and the estimate are built.

RITHOLTZ WEALTH MANAGEMENT held 19,704 MAMA shares at 2026-06-30 per its 13F-HR/A filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 19,704 shares
    Change vs previous 13F -79 shares

    0.01% of the 13F portfolio, value $351,716.

    13F-HR/A 0001698218-26-000006 filed by RITHOLTZ WEALTH MANAGEMENT
    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 19,783 shares
    Change vs previous 13F -603 shares

    0.01% of the 13F portfolio, value $303,471.

    13F-HR 0001698218-26-000003 filed by RITHOLTZ WEALTH MANAGEMENT
    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 20,386 shares
    Change vs previous 13F -592 shares

    0.01% of the 13F portfolio, value $275,007.

    13F-HR 0001698218-26-000001 filed by RITHOLTZ WEALTH MANAGEMENT
    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 20,978 shares
    Change vs previous 13F -905 shares

    <0.01% of the 13F portfolio, value $220,479.

    13F-HR 0001698218-25-000004 filed by RITHOLTZ WEALTH MANAGEMENT
    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 21,883 shares
    Change vs previous 13F -2,754 shares

    <0.01% of the 13F portfolio, value $181,629.

    13F-HR 0001085146-25-004188 filed by RITHOLTZ WEALTH MANAGEMENT
    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 24,637 shares
    Change vs previous 13F -6,719 shares

    <0.01% of the 13F portfolio, value $160,387.

    13F-HR 0001085146-25-002136 filed by RITHOLTZ WEALTH MANAGEMENT
    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 31,356 shares
    Change vs previous 13F -3,821 shares

    0.01% of the 13F portfolio, value $249,594.

    13F-HR 0001085146-25-000201 filed by RITHOLTZ WEALTH MANAGEMENT
    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 35,177 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $256,792.

    13F-HR 0001085146-24-004785 filed by RITHOLTZ WEALTH MANAGEMENT
    Filed (acceptance time not in the bulk data set), ingested

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