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Mainstream Capital Management LLC: XLK position timeline

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

Mainstream Capital Management LLC held 3,876 XLK 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 3,876 shares
    Change vs previous 13F 0 shares

    0.44% of the 13F portfolio, value $738,456.

    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 3,876 shares
    Change vs previous 13F 0 shares

    0.35% of the 13F portfolio, value $515,120.

    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 3,876 shares
    Change vs previous 13F +1,938 shares

    0.37% of the 13F portfolio, value $558,028.

    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 1,938 shares
    Change vs previous 13F -8 shares

    0.36% of the 13F portfolio, value $546,245.

    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 1,946 shares
    Change vs previous 13F 0 shares

    0.36% of the 13F portfolio, value $492,786.

    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 1,946 shares
    Change vs previous 13F -23 shares

    0.32% of the 13F portfolio, value $401,810.

    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 1,969 shares
    Change vs previous 13F -43 shares

    0.32% of the 13F portfolio, value $457,832.

    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 2,012 shares
    Change vs previous 13F not available

    0.39% of the 13F portfolio, value $454,229.

    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).