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Diamond Hill Capital Management, LLC (Investment Advisor): OEC 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 OEC, newest first. How the timeline and the estimate are built.

Diamond Hill Capital Management, LLC (Investment Advisor) held 0 OEC 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 -332,594 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 332,594 shares
    Change vs previous 13F +25,152 shares

    0.01% of the 13F portfolio, value $1,756,096.

    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).

  3. period ended2025-09-30
    13F 307,442 shares
    Change vs previous 13F +39,486 shares

    0.01% of the 13F portfolio, value $2,330,410.

    13F-HR 0001217541-25-000016 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).

  4. period ended2025-06-30
    13F 267,956 shares
    Change vs previous 13F -22,152 shares

    0.01% of the 13F portfolio, value $2,810,858.

    13F-HR 0001217541-25-000014 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).

  5. period ended2025-03-31
    13F 290,108 shares
    Change vs previous 13F +69,924 shares

    0.02% of the 13F portfolio, value $3,751,096.

    13F-HR 0001217541-25-000009 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).

  6. period ended2024-12-31
    13F 220,184 shares
    Change vs previous 13F +187,977 shares

    0.02% of the 13F portfolio, value $3,476,705.

    13F-HR 0001217541-25-000006 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).

  7. period ended2024-09-30
    13F 32,207 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $573,607.

    13F-HR 0001217541-24-000012 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).