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Polar Asset Management Partners Inc.
> MTRN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | MATERION Corp | MTRN | 115,572 | 57,800 | 13,198,322,000 | 6,496,770,000 | $114,200.00 |
| 03/31/2023 | MATERION Corp | MTRN | 57,772 | -97,500 | 6,701,552,000 | -6,886,301,000 | $116,000.00 |
| 12/31/2022 | MATERION Corp | MTRN | 155,272 | -38,152 | 13,587,853,000 | 13,572,379,000 | $87,510.00 |
| 09/30/2022 | MATERION Corp | MTRN | 193,424 | -80,800 | 15,474,000 | -4,745,000 | $80.00 |
| 06/30/2022 | MATERION Corp | MTRN | 274,224 | 39,700 | 20,219,000 | 111,000 | $73.73 |
| 03/31/2022 | MATERION Corp | MTRN | 234,524 | -5,819 | 20,108,000 | -1,989,000 | $85.74 |
| 12/31/2021 | MATERION Corp | MTRN | 240,343 | -16,204 | 22,097,000 | 4,488,000 | $91.94 |
| 09/30/2021 | MATERION Corp | MTRN | 256,547 | 0 | 17,609,000 | -1,722,000 | $68.64 |
| 06/30/2021 | MATERION Corp | MTRN | 256,547 | -48,951 | 19,331,000 | -905,000 | $75.35 |
| 03/31/2021 | MATERION Corp | MTRN | 305,498 | -138,951 | 20,236,000 | -8,084,000 | $66.24 |
| 12/31/2020 | MATERION Corp | MTRN | 444,449 | 0 | 28,320,000 | 5,195,000 | $63.72 |
| 09/30/2020 | MATERION Corp | MTRN | 444,449 | 151,526 | 23,125,000 | 5,113,000 | $52.03 |
| 06/30/2020 | MATERION Corp | MTRN | 292,923 | 118,123 | 18,012,000 | 11,892,000 | $61.49 |
| 03/31/2020 | MATERION Corp | MTRN | 174,800 | 174,800 | 6,120,000 | 6,120,000 | $35.01 |
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