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CITADEL ADVISORS LLC: KLAC position timeline

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

CITADEL ADVISORS LLC held 2,541,076 KLAC shares at 2026-06-30 per its 13F-HR/A filed 2026-09-02.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 2,541,076 shares
    Change vs previous 13F +2,503,193 shares

    0.44% of the 13F portfolio, value $766,668,040.

    13F-HR/A 0001104659-26-104387 filed by CITADEL ADVISORS LLC
    Accepted , ingested

  2. period ended2026-03-31
    13F 37,883 shares
    Change vs previous 13F -123,764 shares

    0.04% of the 13F portfolio, value $55,779,308.

    13F-HR 0001104659-26-062477 filed by CITADEL 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 161,647 shares
    Change vs previous 13F +121,320 shares

    0.13% of the 13F portfolio, value $196,414,037.

    13F-HR 0001104659-26-016408 filed by CITADEL 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 40,327 shares
    Change vs previous 13F +22,048 shares

    0.03% of the 13F portfolio, value $43,496,703.

    13F-HR 0001104659-25-112514 filed by CITADEL 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 18,279 shares
    Change vs previous 13F -122,986 shares

    0.01% of the 13F portfolio, value $16,373,232.

    13F-HR 0001104659-25-078555 filed by CITADEL 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 141,265 shares
    Change vs previous 13F -49,795 shares

    0.09% of the 13F portfolio, value $96,031,947.

    13F-HR 0000950123-25-005687 filed by CITADEL 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 191,060 shares
    Change vs previous 13F +160,437 shares

    0.11% of the 13F portfolio, value $120,390,727.

    13F-HR 0000950123-25-002739 filed by CITADEL 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 30,623 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $23,714,758.

    13F-HR 0000950123-24-011767 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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