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Campbell & CO Investment Adviser LLC: WLK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Campbell & CO Investment Adviser LLC on WLK, newest first. How the timeline and the estimate are built.

Campbell & CO Investment Adviser LLC held 148,180 WLK shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 148,180 shares
    Change vs previous 13F +148,180 shares

    0.57% of the 13F portfolio, value $10,817,140.

    13F-HR 0001140361-26-030844 filed by Campbell & CO Investment Adviser LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -3,549 shares

    13F-HR 0001140361-25-018894 filed by Campbell & CO Investment Adviser 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.

  3. period ended2024-12-31
    13F 3,549 shares
    Change vs previous 13F -19,559 shares

    0.03% of the 13F portfolio, value $406,893.

    13F-HR 0001140361-25-003669 filed by Campbell & CO Investment Adviser LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-09-30
    13F 23,108 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $3,472,901.

    13F-HR 0001140361-24-046087 filed by Campbell & CO Investment Adviser LLC
    Filed (acceptance time not in the bulk data set), ingested

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