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Mainstream Capital Management LLC: CEG position timeline

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

Mainstream Capital Management LLC held 3,131 CEG 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 3,131 shares
    Change vs previous 13F -58 shares

    0.47% of the 13F portfolio, value $777,646.

    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 3,189 shares
    Change vs previous 13F +45 shares

    0.6% of the 13F portfolio, value $890,528.

    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 3,144 shares
    Change vs previous 13F +678 shares

    0.73% of the 13F portfolio, value $1,110,681.

    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 2,466 shares
    Change vs previous 13F +95 shares

    0.54% of the 13F portfolio, value $811,487.

    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 2,371 shares
    Change vs previous 13F -538 shares

    0.56% of the 13F portfolio, value $765,264.

    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 2,909 shares
    Change vs previous 13F +327 shares

    0.46% of the 13F portfolio, value $586,542.

    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 2,582 shares
    Change vs previous 13F not available

    0.4% of the 13F portfolio, value $577,619.

    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).