| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Saak Aaron W | CEO, Director | 950 WINTER STREET, 4TH FLOOR NORTH, WALTHAM | /s/ Paul G. Igoe, Attorney-in-Fact | 02 Mar 2026 | 0001930489 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CXT | COMMON STOCK | Options Exercise | $0 | +4,059 | +11% | $0.000000 | 40,555 | 26 Feb 2026 | Direct | F1 |
| transaction | CXT | COMMON STOCK | Tax liability | $100,152 | -1,963 | -4.8% | $51.02 | 38,592 | 26 Feb 2026 | Direct | |
| transaction | CXT | COMMON STOCK | Options Exercise | $0 | +3,879 | +10% | $0.000000 | 42,471 | 28 Feb 2026 | Direct | F2 |
| transaction | CXT | COMMON STOCK | Tax liability | $90,592 | -1,876 | -4.4% | $48.29 | 40,595 | 28 Feb 2026 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CXT | Restricted Share Unit | Options Exercise | $0 | -4,059 | -6.1% | $0.000000 | 62,900 | 26 Feb 2026 | COMMON STOCK | 4,059 | Direct | F3, F4 | |
| transaction | CXT | Restricted Share Unit | Options Exercise | $0 | -3,879 | -6.2% | $0.000000 | 59,021 | 28 Feb 2026 | COMMON STOCK | 3,879 | Direct | F3, F4 |
| Id | Content |
|---|---|
| F1 | Represents vesting of 4,059 previously reported Restricted Share Units. |
| F2 | Represents vesting of 3,879 previously reported Restricted Share Units. |
| F3 | Restricted Share Units convert into common stock on a one-for-one basis. |
| F4 | Restricted Share Units vest 25% per year over four years beginning on the first anniversary of the grant date. |