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Disclosery

Diamond Hill Capital Management, LLC (Investment Advisor): WLK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Diamond Hill Capital Management, LLC (Investment Advisor) on WLK, newest first. How the timeline and the estimate are built.

Diamond Hill Capital Management, LLC (Investment Advisor) held 0 WLK shares at 2026-03-31 per its 13F-HR filed 2026-05-07.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -190,180 shares

    13F-HR 0001217541-26-000005 filed by Diamond Hill Capital Management, LLC (Investment Advisor)
    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.

  2. period ended2025-12-31
    13F 190,180 shares
    Change vs previous 13F not available

    0.07% of the 13F portfolio, value $14,061,909.

    13F-HR 0001217541-26-000002 filed by Diamond Hill Capital Management, LLC (Investment Advisor)
    Filed (acceptance time not in the bulk data set), ingested

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