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Mainstream Capital Management LLC: CRWD position timeline

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

Mainstream Capital Management LLC held 3,458 CRWD 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 3,458 shares
    Change vs previous 13F -12 shares

    1.59% of the 13F portfolio, value $2,638,938.

    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 3,470 shares
    Change vs previous 13F +30 shares

    0.91% of the 13F portfolio, value $1,354,723.

    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 3,440 shares
    Change vs previous 13F -66 shares

    1.06% of the 13F portfolio, value $1,612,534.

    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 3,506 shares
    Change vs previous 13F +328 shares

    1.14% of the 13F portfolio, value $1,719,272.

    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 3,178 shares
    Change vs previous 13F -44 shares

    1.18% of the 13F portfolio, value $1,618,587.

    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 3,222 shares
    Change vs previous 13F +288 shares

    0.9% of the 13F portfolio, value $1,136,013.

    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 2,934 shares
    Change vs previous 13F +13 shares

    0.7% of the 13F portfolio, value $1,003,897.

    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 2,921 shares
    Change vs previous 13F not available

    0.7% of the 13F portfolio, value $819,253.

    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).