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

Diamond Hill Capital Management, LLC (Investment Advisor) held 213,905 MLM shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 213,905 shares
    Change vs previous 13F -75,245 shares

    0.99% of the 13F portfolio, value $123,359,014.

    13F-HR 0001217541-26-000008 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).

  2. period ended2026-03-31
    13F 289,150 shares
    Change vs previous 13F -157,376 shares

    1.06% of the 13F portfolio, value $170,216,822.

    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).

  3. period ended2025-12-31
    13F 446,526 shares
    Change vs previous 13F -135,409 shares

    1.42% of the 13F portfolio, value $278,033,879.

    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).

  4. period ended2025-09-30
    13F 581,935 shares
    Change vs previous 13F -60,052 shares

    1.74% of the 13F portfolio, value $366,781,992.

    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).

  5. period ended2025-06-30
    13F 641,987 shares
    Change vs previous 13F -17,376 shares

    1.62% of the 13F portfolio, value $352,425,184.

    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).

  6. period ended2025-03-31
    13F 659,363 shares
    Change vs previous 13F +185,731 shares

    1.45% of the 13F portfolio, value $315,261,231.

    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).

  7. period ended2024-12-31
    13F 473,632 shares
    Change vs previous 13F +5,850 shares

    1.08% of the 13F portfolio, value $244,630,928.

    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).

  8. period ended2024-09-30
    13F 467,782 shares
    Change vs previous 13F not available

    1.02% of the 13F portfolio, value $251,783,662.

    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).