| 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 | 01 Dec 2025 | 0001930489 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CXT | COMMON STOCK | Options Exercise | $0 | +13.9K | +55.38% | $0.00 | 39K | 28 Nov 2025 | Direct | F1 |
| transaction | CXT | COMMON STOCK | Tax liability | -$347K | -6.17K | -15.81% | $56.25 | 32.9K | 28 Nov 2025 | 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 | -13.9K | -20.82% | $0.00 | 52.9K | 28 Nov 2025 | COMMON STOCK | 13.9K | Direct | F2, F3 |
| Id | Content |
|---|---|
| F1 | Represents vesting of 13,915 previously reported Restricted Share Units. |
| F2 | Restricted Share Units convert into common stock on a one-for-one basis. |
| F3 | Restricted Share Units vest 25% per year over four years beginning on the first anniversary of the grant date. |