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Matergia Ralph A
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Ownership
4
Statement of Changes in Beneficial Ownership
02/13/26
4
Statement of Changes in Beneficial Ownership
12/18/25
4
Statement of Changes in Beneficial Ownership
01/22/25
4
Statement of Changes in Beneficial Ownership
12/26/24
4
Statement of Changes in Beneficial Ownership
12/23/24
4
Statement of Changes in Beneficial Ownership
12/14/23
4
Statement of Changes in Beneficial Ownership
12/15/22
4
Statement of Changes in Beneficial Ownership
12/16/21
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SEC Correspondence
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