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Calamos Advisors LLC: KLAC position timeline

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

Calamos Advisors LLC held 16,221 KLAC shares at 2026-06-30 per its 13F-HR filed 2026-07-31.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 16,221 shares
    Change vs previous 13F +12,217 shares

    0.15% of the 13F portfolio, value $4,894,038.

    13F-HR 0001455258-26-000003 filed by Calamos Wealth Management LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 0 shares
    • Calamos Wealth Management LLC: 16,221 shares

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

  2. period ended2026-03-31
    13F 4,004 shares
    Change vs previous 13F +1,520 shares

    0.02% of the 13F portfolio, value $5,895,530.

    13F-HR 0001316507-26-000002 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 2,002 shares
    • Calamos Wealth Management LLC: 2,002 shares

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

  3. period ended2025-12-31
    13F 2,484 shares
    Change vs previous 13F +312 shares

    0.1% of the 13F portfolio, value $3,018,259.

    13F-HR 0001455258-26-000001 filed by Calamos Wealth Management 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 2,172 shares
    Change vs previous 13F +100 shares

    0.08% of the 13F portfolio, value $2,342,719.

    13F-HR 0001455258-25-000002 filed by Calamos Wealth Management 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 2,072 shares
    Change vs previous 13F +277 shares

    0.08% of the 13F portfolio, value $1,855,973.

    13F-HR 0001085146-25-004252 filed by Calamos Wealth Management 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 1,795 shares
    Change vs previous 13F +20 shares

    0.06% of the 13F portfolio, value $1,220,241.

    13F-HR 0001085146-25-002416 filed by Calamos Wealth Management 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 1,775 shares
    Change vs previous 13F -9,817 shares

    0.06% of the 13F portfolio, value $1,118,463.

    13F-HR 0001085146-25-000483 filed by Calamos Wealth Management LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 0 shares
    • Calamos Wealth Management LLC: 1,775 shares

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

  8. period ended2024-09-30
    13F 11,592 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $8,976,961.

    13F-HR 0001085146-24-005402 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 9,834 shares
    • Calamos Wealth Management LLC: 1,758 shares

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