| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTX | Common Stock | Options Exercise | $693K | +16.8K | +20.03% | $41.29 | 101K | 02 Dec 2022 | Direct | |
| transaction | MTX | Common Stock | Sale | -$994K | -15.9K | -15.81% | $62.49 | 84.7K | 02 Dec 2022 | Direct | F1 |
| transaction | MTX | Common Stock | Sale | -$55.9K | -887 | -1.05% | $63.03 | 83.9K | 02 Dec 2022 | Direct | F2 |
| holding | MTX | Common Stock | 2.98K | 02 Dec 2022 | By 401(k) | F3 |
| 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 | -16.8K | -100% | $0.00* | 0 | 02 Dec 2022 | Common Stock | 16.8K | $41.29 | Direct | F4 |
| Id | Content |
|---|---|
| F1 | Weighted average price representing high of $62.925 and low of $61.93. |
| F2 | Weighted average price representing high of $63.16 and low of $62.93. |
| F3 | The information contained in this report is based on a Plan Statement dated as of December 2, 2022. |
| F4 | The options vested n three equal annual installments beginning on January 22, 2014. |