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Disclosery

Cornerstone Planning, LLC: EXC position timeline

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

Cornerstone Planning, LLC held 0 EXC shares at 2026-03-31 per its 13F-HR filed 2026-05-11.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -18,555 shares

    13F-HR 0002063364-26-000151 filed by Cornerstone Planning, 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.

  2. period ended2025-12-31
    13F 18,555 shares
    Change vs previous 13F +849 shares

    0.19% of the 13F portfolio, value $812,250.

    13F-HR 0002063364-26-000084 filed by Cornerstone Planning, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2024-12-31
    13F 17,706 shares
    Change vs previous 13F not available

    0.25% of the 13F portfolio, value $666,453.

    13F-HR 0001802105-25-000003 filed by Cornerstone Planning, LLC
    Filed (acceptance time not in the bulk data set), ingested

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