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MTRN · Materion

SCHEDULE 13G/A Ownership report of a 5%+ holder (passive) (amended)

Filed Thursday, May 14, 2026, accepted by the SEC at 10:19 AM Eastern. Big holders.

Open the filing at sec.gov Main document

Accession number
0001422848-26-000078
Form
SCHEDULE 13G/A (an amendment to an earlier filing)
Main document
primary_doc.xml
Size at EDGAR
7 KB

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