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Disclosery

Mainstream Capital Management LLC: JPM position timeline

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

Mainstream Capital Management LLC held 8,738 JPM 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 8,738 shares
    Change vs previous 13F -17 shares

    1.72% of the 13F portfolio, value $2,860,210.

    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 8,755 shares
    Change vs previous 13F +114 shares

    1.73% of the 13F portfolio, value $2,575,371.

    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 8,641 shares
    Change vs previous 13F -182 shares

    1.82% of the 13F portfolio, value $2,784,303.

    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 8,823 shares
    Change vs previous 13F +369 shares

    1.85% of the 13F portfolio, value $2,783,039.

    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 8,454 shares
    Change vs previous 13F -27 shares

    1.78% of the 13F portfolio, value $2,450,899.

    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 8,481 shares
    Change vs previous 13F +218 shares

    1.65% of the 13F portfolio, value $2,080,389.

    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 8,263 shares
    Change vs previous 13F +61 shares

    1.39% of the 13F portfolio, value $1,980,724.

    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 8,202 shares
    Change vs previous 13F not available

    1.47% of the 13F portfolio, value $1,729,474.

    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).