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First Dallas Securities Inc.: MTDR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of First Dallas Securities Inc. on MTDR, newest first. How the timeline and the estimate are built.

First Dallas Securities Inc. held 10,525 MTDR 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 10,525 shares
    Change vs previous 13F +257 shares

    0.17% of the 13F portfolio, value $523,927.

    13F-HR 0001378559-26-000005 filed by First Dallas Securities Inc.
    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 10,268 shares
    Change vs previous 13F +1,008 shares

    0.24% of the 13F portfolio, value $648,709.

    13F-HR 0001378559-26-000004 filed by First Dallas Securities Inc.
    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 9,260 shares
    Change vs previous 13F -2,692 shares

    0.15% of the 13F portfolio, value $393,013.

    13F-HR 0001378559-26-000001 filed by First Dallas Securities Inc.
    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 11,952 shares
    Change vs previous 13F +7 shares

    0.2% of the 13F portfolio, value $536,985.

    13F-HR 0001378559-25-000006 filed by First Dallas Securities Inc.
    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 11,945 shares
    Change vs previous 13F +807 shares

    0.23% of the 13F portfolio, value $570,011.

    13F-HR 0001337263-25-000006 filed by First Dallas Securities Inc.
    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 11,138 shares
    Change vs previous 13F +7 shares

    0.24% of the 13F portfolio, value $569,000.

    13F-HR 0001378559-25-000001 filed by First Dallas Securities Inc.
    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 11,131 shares
    Change vs previous 13F +4 shares

    0.26% of the 13F portfolio, value $626,000.

    13F-HR 0001337263-25-000002 filed by First Dallas Securities Inc.
    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 11,127 shares
    Change vs previous 13F not available

    0.23% of the 13F portfolio, value $549,874.

    13F-HR 0001337263-24-000010 filed by First Dallas Securities Inc.
    Filed (acceptance time not in the bulk data set), ingested

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