| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 08/17/2022 | MKS INSTRUMENTS INC | MKSI | Grant | Common Stock | 1.8k | $0.00 | $0 | | 08/17/2022 |
| 07/06/2022 | CMC Materials, Inc. | CCMP | Disposition | Stock Options (Right to Buy) | 4.8k | $69.44 | $334.1k | | 07/06/2022 |
| 07/06/2022 | CMC Materials, Inc. | CCMP | Disposition | Stock Options (Right to Buy) | 3.4k | $106.61 | $360.9k | | 07/06/2022 |
| 07/06/2022 | CMC Materials, Inc. | CCMP | Disposition | Stock Options (Right to Buy) | 3k | $110.09 | $327.2k | | 07/06/2022 |
| 07/06/2022 | CMC Materials, Inc. | CCMP | Disposition | Stock Options (Right to Buy) | 2k | $147.78 | $289.4k | | 07/06/2022 |
| 07/06/2022 | CMC Materials, Inc. | CCMP | Disposition | Stock Options (Right to Buy) | 1.3k | $170.86 | $223k | | 07/06/2022 |
| 07/06/2022 | CMC Materials, Inc. | CCMP | Disposition | Common Stock | 12k | $0.00 | $0 | | 07/06/2022 |
| 07/06/2022 | CMC Materials, Inc. | CCMP | Disposition | Stock Options (Right to Buy) | 7.5k | $41.88 | $314.1k | | 07/06/2022 |
| 07/06/2022 | CMC Materials, Inc. | CCMP | Disposition | Stock Options (Right to Buy) | 6k | $41.88 | $251.3k | | 07/06/2022 |
| 07/06/2022 | CMC Materials, Inc. | CCMP | Disposition | Stock Options (Right to Buy) | 9.6k | $39.29 | $378.7k | | 07/06/2022 |
| 03/09/2022 | CMC Materials, Inc. | CCMP | Grant | Common Stock | 973 | $0.00 | $0 | | 03/09/2022 |
| 03/03/2021 | CMC Materials, Inc. | CCMP | Grant | Common Stock | 561 | $0.00 | $0 | | 03/03/2021 |
| 03/03/2021 | CMC Materials, Inc. | CCMP | Grant | Stock Options (Right to Buy) | 1.3k | $170.86 | $223k | | 03/03/2021 |
| 03/04/2020 | CMC Materials, Inc. | CCMP | Grant | Common Stock | 593 | $0.00 | $0 | | 03/04/2020 |
| 03/04/2020 | CMC Materials, Inc. | CCMP | Grant | Stock Options (Right to Buy) | 2k | $147.78 | $289.4k | | 03/04/2020 |
| 09/05/2019 | MATERION Corp | MTRN | Grant | Common Stock | 41.21 | $0.00 | $0 | Held in Directors Deferred Compensation Plan. | 09/05/2019 |
| 09/05/2019 | MATERION Corp | MTRN | Grant | Restricted Stock Units | 2 | $0.00 | $0 | | 09/05/2019 |
| 06/05/2019 | MATERION Corp | MTRN | Grant | Common Stock | 40.22 | $0.00 | $0 | Held in Directors Deferred Compensation Plan. | 06/05/2019 |
| 06/05/2019 | MATERION Corp | MTRN | Grant | Restricted Stock Units | 2 | $0.00 | $0 | | 06/05/2019 |
| 05/09/2019 | MATERION Corp | MTRN | Grant | Restricted Stock Units | 1.4k | $68.79 | $95k | | 05/09/2019 |
| 05/03/2019 | MATERION Corp | MTRN | Exercise | Common Stock | 1.9k | $70.40 | $130.6k | Held in Directors Deferred Compensation Plan. | 05/03/2019 |
| 05/03/2019 | MATERION Corp | MTRN | Exercise | Restricted Stock Unit | 1.9k | $0.00 | $0 | | 05/03/2019 |
| 03/07/2019 | MATERION Corp | MTRN | Grant | Restricted Stock Unit | 3 | $0.00 | $0 | | 03/07/2019 |
| 03/07/2019 | MATERION Corp | MTRN | Grant | Common Stock | 38.63 | $0.00 | $0 | Held in Directors Deferred Compensation Plan. | 03/07/2019 |
| 03/06/2019 | CMC Materials, Inc. | CCMP | Grant | Common Stock | 909 | $0.00 | $0 | | 03/06/2019 |
| 03/06/2019 | CMC Materials, Inc. | CCMP | Grant | Stock Options (Right to Buy) | 3k | $110.09 | $327.2k | | 03/06/2019 |
| 12/03/2018 | MATERION Corp | MTRN | Grant | Common Stock | 42.193 | $0.00 | $0 | Held in Directors Deferred Compensation Plan. | 12/03/2018 |
| 12/03/2018 | MATERION Corp | MTRN | Grant | Restricted Stock Units | 4 | $0.00 | $0 | | 12/03/2018 |
| 09/05/2018 | MATERION Corp | MTRN | Grant | Common Stock | 35.67 | $0.00 | $0 | Held in Directors Deferred Compensation Plan. | 09/05/2018 |
| 09/05/2018 | MATERION Corp | MTRN | Grant | Restricted Stock Units | 3 | $0.00 | $0 | | 09/05/2018 |
| 06/01/2018 | MATERION Corp | MTRN | Grant | Common Stock | 40.519 | $0.00 | $0 | Held in Directors Deferred Compensation Plan. | 06/01/2018 |
| 06/01/2018 | MATERION Corp | MTRN | Grant | Restricted Stock Units | 4 | $0.00 | $0 | | 06/01/2018 |
| 05/03/2018 | MATERION Corp | MTRN | Grant | Common Stock | 2.3k | $52.35 | $122.1k | Held in Directors Deferred Compensation Plan. | 05/03/2018 |
| 05/03/2018 | MATERION Corp | MTRN | Grant | Restricted Stock Units | 1.8k | $51.60 | $95k | | 05/03/2018 |
| 03/07/2018 | MATERION Corp | MTRN | Grant | Common Stock | 36.05 | $0.00 | $0 | Held in Directors Deferred Compensation Plan. | 03/07/2018 |
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