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Mainstream Capital Management LLC: AMZN position timeline

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

Mainstream Capital Management LLC held 30,969 AMZN 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 30,969 shares
    Change vs previous 13F -184 shares

    4.44% of the 13F portfolio, value $7,381,151.

    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 31,153 shares
    Change vs previous 13F -468 shares

    4.35% of the 13F portfolio, value $6,488,235.

    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 31,621 shares
    Change vs previous 13F -724 shares

    4.78% of the 13F portfolio, value $7,298,759.

    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 32,345 shares
    Change vs previous 13F +728 shares

    4.72% of the 13F portfolio, value $7,101,992.

    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 31,617 shares
    Change vs previous 13F -1,333 shares

    5.04% of the 13F portfolio, value $6,936,454.

    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 32,950 shares
    Change vs previous 13F -112 shares

    4.97% of the 13F portfolio, value $6,269,067.

    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 33,062 shares
    Change vs previous 13F -240 shares

    5.09% of the 13F portfolio, value $7,253,472.

    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 33,302 shares
    Change vs previous 13F not available

    5.27% of the 13F portfolio, value $6,205,162.

    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).