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Materion Corporation shares owned by Portolan Capital Management

Quarter-by-quarter ownership of Materion Corporation (MTRN) shares owned by Portolan Capital Management from 13F filings

Historical chart of Portolan Capital Management investment in Materion Corporation

Tip: Access up to 7 years of quarterly data

All positions including Materion Corporation held by Portolan Capital Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Materion Corporation by Portolan Capital Management

Quarter filed Position value Share count Share price at filing
2026-06-30 $6.2M 21k 297.39
2023-06-30 $5.6M 49k 114.20
2023-03-31 $2.9M 25k 116.00
2022-06-30 $3.3M 45k 73.72
2022-03-31 $3.3M 39k 85.74
2021-03-31 $6.3M 95k 66.24
2015-06-30 $1.3M 36k 35.26
2015-03-31 $3.4M 89k 38.43
2011-09-30 $460k 20k 22.69
2011-03-31 $3.6M 89k 40.80