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SEGALL BRYANT & HAMILL, LLC: MTRN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SEGALL BRYANT & HAMILL, LLC on MTRN, newest first. How the timeline and the estimate are built.

SEGALL BRYANT & HAMILL, LLC held 313,988 MTRN shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 313,988 shares
    Change vs previous 13F -20,349 shares

    1.11% of the 13F portfolio, value $93,376,891.

    13F-HR 0001006378-26-000007 filed by SEGALL BRYANT & HAMILL, LLC
    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/A 334,337 shares
    Change vs previous 13F -26,158 shares

    0.69% of the 13F portfolio, value $48,361,847.

    13F-HR/A 0001006378-26-000005 filed by SEGALL BRYANT & HAMILL, LLC
    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 360,495 shares
    Change vs previous 13F +10,995 shares

    0.61% of the 13F portfolio, value $44,816,800.

    13F-HR 0001006378-26-000002 filed by SEGALL BRYANT & HAMILL, LLC
    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 349,500 shares
    Change vs previous 13F +78,349 shares

    0.56% of the 13F portfolio, value $42,223,095.

    13F-HR 0001006378-25-000018 filed by SEGALL BRYANT & HAMILL, LLC
    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 271,151 shares
    Change vs previous 13F +30,503 shares

    0.3% of the 13F portfolio, value $21,521,255.

    13F-HR 0001006378-25-000014 filed by SEGALL BRYANT & HAMILL, LLC
    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 240,648 shares
    Change vs previous 13F -662 shares

    0.3% of the 13F portfolio, value $19,636,877.

    13F-HR 0001006378-25-000009 filed by SEGALL BRYANT & HAMILL, LLC
    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 241,310 shares
    Change vs previous 13F +20,224 shares

    0.33% of the 13F portfolio, value $23,860,733.

    13F-HR 0001006378-25-000003 filed by SEGALL BRYANT & HAMILL, LLC
    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 221,086 shares
    Change vs previous 13F not available

    0.34% of the 13F portfolio, value $24,730,680.

    13F-HR 0001006378-24-000013 filed by SEGALL BRYANT & HAMILL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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