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Winthrop Advisory Group LLC: KLAC position timeline

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

Winthrop Advisory Group LLC held 10,642 KLAC shares at 2026-06-30 per its 13F-HR filed 2026-07-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 10,642 shares
    Change vs previous 13F +9,609 shares

    0.22% of the 13F portfolio, value $3,210,692.

    13F-HR 0001739043-26-000006 filed by Winthrop Advisory 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 1,033 shares
    Change vs previous 13F -93 shares

    0.12% of the 13F portfolio, value $1,520,346.

    13F-HR 0001739043-26-000004 filed by Winthrop Advisory 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/A 1,126 shares
    Change vs previous 13F +91 shares

    0.11% of the 13F portfolio, value $1,259,903.

    13F-HR/A 0001739043-26-000003 filed by Winthrop Advisory 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 1,035 shares
    Change vs previous 13F +1 shares

    0.1% of the 13F portfolio, value $1,116,340.

    13F-HR 0001739043-25-000007 filed by Winthrop Advisory 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 1,034 shares
    Change vs previous 13F +8 shares

    0.09% of the 13F portfolio, value $926,011.

    13F-HR 0001739043-25-000004 filed by Winthrop Advisory 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 1,026 shares
    Change vs previous 13F -20 shares

    0.08% of the 13F portfolio, value $697,792.

    13F-HR 0001739043-25-000003 filed by Winthrop Advisory 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 1,046 shares
    Change vs previous 13F -1 shares

    0.08% of the 13F portfolio, value $659,177.

    13F-HR 0001739043-25-000002 filed by Winthrop Advisory Group 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 1,047 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $810,576.

    13F-HR 0001739043-24-000009 filed by Winthrop Advisory Group LLC
    Filed (acceptance time not in the bulk data set), ingested

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