| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTX | Common Stock | Options Exercise | $262,439 | +6,356 | +20% | $41.29 | 38,642 | 11 Aug 2022 | Direct | |
| transaction | MTX | Common Stock | Sale | $408,530 | -6,356 | -16% | $64.27 | 32,286 | 11 Aug 2022 | Direct | F1 |
| holding | MTX | Common Stock | 9,079 | 11 Aug 2022 | By 401(k) | F2 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTX | Employee Stock Option (Right to Buy) | Options Exercise | $0 | -6,356 | -100% | $0.000000* | 0 | 11 Aug 2022 | Common Stock | 6,356 | $41.29 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | Weighted average price representing a high of $63.87 and a low of $64.75. |
| F2 | The information contained in this report is based on a Plan Statement dated as of August 11, 2022. |
| F3 | The options vested in three equal annual installments beginning on January 22, 2014. |