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River Street Advisors LLC: KLAC position timeline

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

River Street Advisors LLC held 20,336 KLAC shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 20,336 shares
    Change vs previous 13F +18,250 shares

    1.81% of the 13F portfolio, value $6,135,575.

    13F-HR 0001964897-26-000003 filed by River Street Advisors 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 2,086 shares
    Change vs previous 13F -529 shares

    1.04% of the 13F portfolio, value $3,071,449.

    13F-HR 0001964897-26-000002 filed by River Street Advisors 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 2,615 shares
    Change vs previous 13F -47 shares

    1.19% of the 13F portfolio, value $3,177,435.

    13F-HR 0001964897-26-000001 filed by River Street Advisors 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 2,662 shares
    Change vs previous 13F +4 shares

    1.11% of the 13F portfolio, value $2,871,234.

    13F-HR 0001964897-25-000010 filed by River Street Advisors 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 2,658 shares
    Change vs previous 13F +141 shares

    1.03% of the 13F portfolio, value $2,380,878.

    13F-HR 0001964897-25-000004 filed by River Street Advisors 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 2,517 shares
    Change vs previous 13F +52 shares

    0.85% of the 13F portfolio, value $1,711,057.

    13F-HR 0001964897-25-000002 filed by River Street Advisors 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 2,465 shares
    Change vs previous 13F +133 shares

    0.79% of the 13F portfolio, value $1,553,247.

    13F-HR 0001964897-25-000001 filed by River Street Advisors 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 2,332 shares
    Change vs previous 13F not available

    0.98% of the 13F portfolio, value $1,805,925.

    13F-HR 0000903783-24-000007 filed by River Street Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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