| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 09, 2026 | Tax Payment (Shares) | $144.19 | 5 | 721 | 5,930 | Mar 10, 2026, 02:21 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 01, 2026 | Option/RSU Exercise | - | 2,003 | - | 10,575 | Mar 03, 2026, 07:16 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 02, 2026 | Tax Payment (Shares) | $166.59 | 1,211 | 201,740 | 9,364 | Mar 03, 2026, 07:16 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 03, 2026 | Tax Payment (Shares) | $157.26 | 4,445 | 699,021 | 10,447 | Mar 03, 2026, 07:16 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 03, 2026 | Option/RSU Exercise | $114.45 | 5,528 | 632,654 | 14,892 | Mar 03, 2026, 07:16 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 03, 2026 | Sale | $157.32 | 4,517 | 710,620 | 9,364 | Mar 03, 2026, 07:16 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 17, 2026 | Sale | $157.09 | 4,000 | 628,360 | 8,572 | Feb 19, 2026, 07:42 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Nov 04, 2025 | Tax Payment (Shares) | $113.07 | 2,849 | 322,128 | 11,240 | Nov 06, 2025, 01:27 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Nov 04, 2025 | Option/RSU Exercise | $76.12 | 3,713 | 282,644 | 13,036 | Nov 06, 2025, 01:27 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Nov 04, 2025 | Sale | $113.23 | 864 | 97,827 | 10,376 | Nov 06, 2025, 01:27 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 04, 2025 | Sale | $105.17 | 3,000 | 315,512 | 12,458 | Aug 06, 2025, 10:09 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 05, 2025 | Sale | $80.45 | 2,000 | 160,892 | 14,446 | May 06, 2025, 02:41 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 10, 2025 | Tax Payment (Shares) | $88.77 | 6 | 533 | 15,376 | Mar 11, 2025, 04:29 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 01, 2025 | Option/RSU Exercise | - | 2,679 | - | 16,730 | Mar 04, 2025, 05:52 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 03, 2025 | Tax Payment (Shares) | $87.36 | 1,356 | 118,460 | 15,374 | Mar 04, 2025, 05:52 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Nov 07, 2024 | Sale | $117.57 | 2,000 | 235,134 | 13,531 | Nov 12, 2024, 08:59 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Nov 04, 2024 | Sale | $105.10 | 2,000 | 210,196 | 14,031 | Nov 06, 2024, 04:51 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 08, 2024 | Sale | $112.87 | 2,000 | 225,740 | 16,031 | Aug 12, 2024, 04:06 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 13, 2024 | Sale | $113.31 | 2,000 | 226,621 | 19,662 | May 15, 2024, 11:51 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 08, 2024 | Tax Payment (Shares) | $132.28 | 5 | 661 | 20,031 | Mar 12, 2024, 04:52 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 01, 2024 | Tax Payment (Shares) | $135.58 | 643 | 87,178 | 20,030 | Mar 05, 2024, 09:29 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 01, 2024 | Option/RSU Exercise | - | 1,468 | - | 20,673 | Mar 05, 2024, 09:29 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 17, 2024 | Award/Grant | $131.48 | 3,973 | 522,370 | 21,148 | Feb 23, 2024, 01:47 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 17, 2024 | Option/RSU Exercise | - | 2,665 | - | 17,175 | Feb 23, 2024, 01:47 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 21, 2024 | Tax Payment (Shares) | $131.48 | 1,943 | 255,466 | 19,205 | Feb 23, 2024, 01:47 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 20, 2024 | Sale | $133.74 | 3,000 | 401,220 | 17,238 | Feb 22, 2024, 09:21 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 29, 2023 | Sale | $107.86 | 1,480 | 159,637 | 17,573 | Aug 30, 2023, 03:43 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 28, 2023 | Sale | $107.11 | 320 | 34,274 | 18,990 | Aug 30, 2023, 03:43 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 17, 2023 | Sale | $102.05 | 2,378 | 242,683 | 19,310 | May 19, 2023, 08:42 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 05, 2023 | Tax Payment (Shares) | $106.52 | 7,191 | 765,985 | 21,688 | May 09, 2023, 07:44 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 05, 2023 | Option/RSU Exercise | $59.92 | 9,569 | 573,418 | 28,879 | May 09, 2023, 07:44 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 10, 2023 | Tax Payment (Shares) | $107.02 | 3 | 321 | 19,310 | Mar 14, 2023, 07:25 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 01, 2023 | Tax Payment (Shares) | $113.28 | 213 | 24,129 | 19,308 | Mar 03, 2023, 11:55 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 01, 2023 | Option/RSU Exercise | - | 738 | - | 19,521 | Mar 03, 2023, 11:55 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 23, 2023 | Sale | $110.00 | 2,423 | 266,530 | 19,360 | Feb 27, 2023, 03:00 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 27, 2023 | Sale | $110.00 | 577 | 63,470 | 18,783 | Feb 27, 2023, 03:00 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 19, 2023 | Option/RSU Exercise | - | 3,077 | - | 20,272 | Feb 22, 2023, 07:41 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 21, 2023 | Tax Payment (Shares) | $107.58 | 1,902 | 204,617 | 22,765 | Feb 22, 2023, 07:41 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 19, 2022 | Tax Payment (Shares) | $96.87 | 8,836 | 855,943 | 20,063 | Aug 23, 2022, 01:53 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 19, 2022 | Option/RSU Exercise | $54.66 | 11,704 | 639,747 | 28,899 | Aug 23, 2022, 01:53 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 19, 2022 | Sale | $96.35 | 2,868 | 276,325 | 17,563 | Aug 23, 2022, 01:53 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 13, 2022 | Sale | $80.00 | 4,700 | 376,000 | 17,195 | May 16, 2022, 06:31 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 22, 2022 | Option/RSU Exercise | - | 3,799 | - | 21,895 | Mar 25, 2022, 03:45 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 22, 2022 | Tax Payment (Shares) | $82.76 | 1,081 | 89,464 | 19,437 | Feb 24, 2022, 04:28 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 23, 2022 | Tax Payment (Shares) | $81.19 | 1,341 | 108,876 | 18,096 | Feb 24, 2022, 04:28 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 01, 2021 | Tax Payment (Shares) | $73.22 | 1,007 | 73,733 | 15,965 | Mar 03, 2021, 08:53 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 01, 2021 | Option/RSU Exercise | $73.22 | 3,431 | 251,218 | 16,972 | Mar 03, 2021, 08:53 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 22, 2021 | Sale | $67.00 | 6,700 | 448,900 | 13,541 | Feb 24, 2021, 10:21 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 03, 2021 | Award/Grant | $63.72 | 6,860 | 437,119 | 22,339 | Feb 05, 2021, 11:58 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 03, 2021 | Tax Payment (Shares) | $63.72 | 2,098 | 133,685 | 20,241 | Feb 05, 2021, 11:58 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 13, 2020 | Sale | $59.97 | 1,287 | 77,188 | 15,479 | Aug 14, 2020, 10:31 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 10, 2020 | Tax Payment (Shares) | $61.09 | 1,092 | 66,710 | 19,992 | Aug 11, 2020, 04:48 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 10, 2020 | Option/RSU Exercise | $35.15 | 5,605 | 197,016 | 21,084 | Aug 11, 2020, 04:48 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 10, 2020 | Sale | $60.43 | 4,000 | 241,720 | 15,479 | Aug 11, 2020, 04:48 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 10, 2020 | Disposition to Issuer | $61.09 | 3,226 | 197,076 | 16,766 | Aug 11, 2020, 04:48 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 06, 2020 | Award/Grant | $59.45 | 3,800 | 225,910 | 20,575 | Mar 06, 2020, 12:03 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 06, 2020 | Tax Payment (Shares) | $59.45 | 1,096 | 65,157 | 19,479 | Mar 06, 2020, 12:03 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 24, 2020 | Tax Payment (Shares) | $48.21 | 1,150 | 55,441 | 16,775 | Feb 26, 2020, 04:56 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 24, 2020 | Option/RSU Exercise | $48.21 | 3,800 | 183,198 | 17,925 | Feb 26, 2020, 04:56 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 08, 2019 | Award/Grant | $44.99 | 8,632 | 388,354 | 18,299 | Mar 12, 2019, 03:34 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 08, 2019 | Tax Payment (Shares) | $44.99 | 4,174 | 187,788 | 14,125 | Mar 12, 2019, 03:34 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 22, 2019 | Disposition to Issuer | $58.30 | 6,106 | 355,980 | 9,667 | Feb 26, 2019, 02:43 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 22, 2019 | Tax Payment (Shares) | $58.30 | 3,880 | 226,204 | 15,773 | Feb 26, 2019, 02:43 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 22, 2019 | Option/RSU Exercise | $25.19 | 14,130 | 355,935 | 19,653 | Feb 26, 2019, 02:43 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 22, 2019 | Tax Payment (Shares) | $58.30 | 2,142 | 124,879 | 7,697 | Feb 26, 2019, 02:43 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 22, 2019 | Option/RSU Exercise | - | 4,316 | - | 9,839 | Feb 26, 2019, 02:43 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 22, 2019 | Sale | $58.18 | 2,174 | 126,483 | 5,523 | Feb 26, 2019, 02:43 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Feb 21, 2019 | Sale | $57.57 | 3,000 | 172,696 | 6,223 | Feb 25, 2019, 08:59 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Nov 01, 2018 | Sale | $57.50 | 4,000 | 230,000 | 8,523 | Nov 01, 2018, 05:20 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Aug 03, 2018 | Sale | $63.31 | 2,000 | 126,617 | 12,523 | Aug 06, 2018, 01:56 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 08, 2018 | Disposition to Issuer | $54.35 | 5,747 | 312,349 | 14,523 | May 09, 2018, 04:22 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 08, 2018 | Tax Payment (Shares) | $54.35 | 791 | 42,991 | 20,270 | May 09, 2018, 04:22 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 08, 2018 | Option/RSU Exercise | $36.81 | 8,485 | 312,333 | 21,061 | May 09, 2018, 04:22 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 04, 2018 | Sale | $52.02 | 5,000 | 260,100 | 12,576 | May 08, 2018, 12:58 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 12, 2018 | Award/Grant | $48.60 | 3,088 | 150,077 | 18,473 | Mar 14, 2018, 12:21 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 12, 2018 | Tax Payment (Shares) | $48.60 | 897 | 43,594 | 17,576 | Mar 14, 2018, 12:21 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 02, 2018 | Tax Payment (Shares) | $50.70 | 918 | 46,543 | 15,385 | Mar 05, 2018, 03:23 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 02, 2018 | Option/RSU Exercise | - | 3,058 | - | 16,303 | Mar 05, 2018, 03:23 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Nov 01, 2017 | Sale | $51.29 | 3,000 | 153,870 | 13,245 | Nov 03, 2017, 04:47 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Nov 02, 2017 | Sale | $50.16 | 4,000 | 200,640 | 16,245 | Nov 03, 2017, 02:41 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Oct 30, 2017 | Disposition to Issuer | $50.90 | 18,681 | 950,863 | 20,245 | Oct 31, 2017, 04:37 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Oct 30, 2017 | Tax Payment (Shares) | $50.90 | 3,362 | 171,126 | 38,926 | Oct 31, 2017, 04:37 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Oct 30, 2017 | Option/RSU Exercise | $32.53 | 29,227 | 950,719 | 42,288 | Oct 31, 2017, 04:37 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Oct 30, 2017 | Sale | $49.60 | 3,000 | 148,794 | 13,061 | Oct 31, 2017, 02:49 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Jul 31, 2017 | Option/RSU Exercise | $27.78 | 1,373 | 38,142 | 17,175 | Aug 02, 2017, 08:50 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Jul 31, 2017 | Disposition to Issuer | $38.45 | 992 | 38,142 | 16,183 | Aug 02, 2017, 08:50 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Jul 31, 2017 | Tax Payment (Shares) | $38.45 | 122 | 4,691 | 16,061 | Aug 02, 2017, 08:50 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Jul 31, 2017 | Sale | $38.29 | 3,000 | 114,863 | 18,052 | Jul 31, 2017, 03:13 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 08, 2017 | Award/Grant | $34.85 | 4,513 | 157,278 | 21,096 | May 10, 2017, 03:24 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | May 08, 2017 | Tax Payment (Shares) | $34.85 | 1,437 | 50,079 | 19,659 | May 10, 2017, 03:24 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | VP General Counsel & Secretary | Mar 03, 2017 | Award/Grant | $35.49 | 13 | 461 | 5,044 | Mar 07, 2017, 10:15 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | Vice President General Counsel | Nov 25, 2016 | Award/Grant | $38.77 | 12 | 465 | 5,031 | Nov 28, 2016, 01:29 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | Vice President General Counsel | Sep 02, 2016 | Award/Grant | $29.69 | 16 | 475 | 5,018 | Sep 07, 2016, 10:35 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | Vice President General Counsel | Jun 01, 2016 | Award/Grant | $23.95 | 20 | 479 | 5,002 | Jun 02, 2016, 10:25 AM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | Vice President General Counsel | Mar 02, 2016 | Award/Grant | $26.02 | 17 | 442 | 4,983 | Mar 04, 2016, 01:03 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | Vice President General Counsel | Feb 16, 2016 | Tax Payment (Shares) | $28.00 | 903 | 25,284 | 22,071 | Feb 17, 2016, 03:42 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | Vice President General Counsel | Nov 27, 2015 | Award/Grant | $29.18 | 8 | 233 | 20,481 | Nov 30, 2015, 04:00 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | Vice President General Counsel | Nov 27, 2015 | Award/Grant | $29.18 | 15 | 438 | 4,965 | Nov 30, 2015, 04:00 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | Vice President General Counsel | Sep 01, 2015 | Award/Grant | $29.96 | 8 | 240 | 20,481 | Sep 02, 2015, 12:14 PM |
| MTRN | | MATERION Corp | Gregory R. Chemnitz | Vice President General Counsel | Sep 01, 2015 | Award/Grant | $30.48 | 15 | 457 | 4,950 | Sep 02, 2015, 12:14 PM |