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Mainstream Capital Management LLC: MA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Mainstream Capital Management LLC on MA, newest first. How the timeline and the estimate are built.

Mainstream Capital Management LLC held 1,022 MA shares at 2026-06-30 per its 13F-HR filed 2026-07-15.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,022 shares
    Change vs previous 13F -143 shares

    0.32% of the 13F portfolio, value $524,899.

    13F-HR 0002043084-26-000003 filed by Mainstream Capital Management 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 1,165 shares
    Change vs previous 13F 0 shares

    0.39% of the 13F portfolio, value $582,104.

    13F-HR 0002043084-26-000002 filed by Mainstream Capital Management LLC
    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 1,165 shares
    Change vs previous 13F 0 shares

    0.44% of the 13F portfolio, value $665,075.

    13F-HR 0002043084-26-000001 filed by Mainstream Capital Management LLC
    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 1,165 shares
    Change vs previous 13F 0 shares

    0.44% of the 13F portfolio, value $662,664.

    13F-HR 0002043084-25-000006 filed by Mainstream Capital Management LLC
    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 1,165 shares
    Change vs previous 13F 0 shares

    0.48% of the 13F portfolio, value $654,660.

    13F-HR 0002043084-25-000004 filed by Mainstream Capital Management LLC
    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 1,165 shares
    Change vs previous 13F -13 shares

    0.51% of the 13F portfolio, value $638,560.

    13F-HR 0002043084-25-000002 filed by Mainstream Capital Management LLC
    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 1,178 shares
    Change vs previous 13F 0 shares

    0.43% of the 13F portfolio, value $620,299.

    13F-HR 0002043084-25-000001 filed by Mainstream Capital Management LLC
    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 1,178 shares
    Change vs previous 13F not available

    0.49% of the 13F portfolio, value $581,696.

    13F-HR 0002043084-24-000002 filed by Mainstream Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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