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Disclosery

Cornerstone Planning Group LLC: STX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Cornerstone Planning Group LLC on STX, newest first. How the timeline and the estimate are built.

Cornerstone Planning Group LLC held 118 STX shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 118 shares
    Change vs previous 13F -6 shares

    0.01% of the 13F portfolio, value $107,423.

    13F-HR 0001822587-26-000003 filed by Cornerstone Planning Group 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 124 shares
    Change vs previous 13F +3 shares

    0.01% of the 13F portfolio, value $95,004.

    13F-HR 0001822587-26-000002 filed by Cornerstone Planning Group 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 121 shares
    Change vs previous 13F +21 shares

    0.01% of the 13F portfolio, value $53,622.

    13F-HR 0001822587-26-000001 filed by Cornerstone Planning Group 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 100 shares
    Change vs previous 13F +87 shares

    <0.01% of the 13F portfolio, value $3,360.

    13F-HR 0001822587-25-000005 filed by Cornerstone Planning Group 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 13 shares
    Change vs previous 13F +5 shares

    <0.01% of the 13F portfolio, value $1,973.

    13F-HR 0001822587-25-000004 filed by Cornerstone Planning Group 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 shares
    Change vs previous 13F +8 shares

    <0.01% of the 13F portfolio, value $625.

    13F-HR 0001822587-25-000002 filed by Cornerstone Planning Group 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 0 shares
    Change vs previous 13F -17 shares

    13F-HR 0001822587-25-000001 filed by Cornerstone Planning Group LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  8. period ended2024-09-30
    13F 17 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,723.

    13F-HR 0001822587-24-000005 filed by Cornerstone Planning Group LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).