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Mainstream Capital Management LLC: BSV position timeline

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

Mainstream Capital Management LLC held 5,298 BSV 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 5,298 shares
    Change vs previous 13F 0 shares

    0.25% of the 13F portfolio, value $412,767.

    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 5,298 shares
    Change vs previous 13F +53 shares

    0.28% of the 13F portfolio, value $415,416.

    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 5,245 shares
    Change vs previous 13F 0 shares

    0.27% of the 13F portfolio, value $413,358.

    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 5,245 shares
    Change vs previous 13F 0 shares

    0.28% of the 13F portfolio, value $413,883.

    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 5,245 shares
    Change vs previous 13F 0 shares

    0.3% of the 13F portfolio, value $412,782.

    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 5,245 shares
    Change vs previous 13F 0 shares

    0.33% of the 13F portfolio, value $410,579.

    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 5,245 shares
    Change vs previous 13F 0 shares

    0.28% of the 13F portfolio, value $405,281.

    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 5,245 shares
    Change vs previous 13F not available

    0.35% of the 13F portfolio, value $412,729.

    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).