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Disclosery

Cornerstone Advisory, LLC: KLAC position timeline

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

Cornerstone Advisory, LLC held 2,277 KLAC 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 2,277 shares
    Change vs previous 13F +2,066 shares

    0.06% of the 13F portfolio, value $686,994.

    13F-HR 0001765380-26-000238 filed by Cornerstone Advisory, 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 211 shares
    Change vs previous 13F +9 shares

    0.03% of the 13F portfolio, value $310,679.

    13F-HR 0001765380-26-000144 filed by Cornerstone Advisory, 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 202 shares
    Change vs previous 13F +2 shares

    0.02% of the 13F portfolio, value $245,446.

    13F-HR 0001765380-26-000050 filed by Cornerstone Advisory, 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 200 shares
    Change vs previous 13F +200 shares

    0.02% of the 13F portfolio, value $215,720.

    13F-HR 0001765380-25-000443 filed by Cornerstone Advisory, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-09-30
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0001765380-24-000416 filed by Cornerstone Advisory, 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.