| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| O'Mara Rebecca Martinez | Director | ONE TECHNOLOGY PARK DRIVE, WESTFORD | /s/ Stacy D. Krause, by power of attorney | 2025-05-16 | 0001922048 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | KAI | Common Stock | 1.44K | May 14, 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | KAI | Restricted Stock Unit | Award | $0 | +527 | $0.00 | 527 | May 14, 2025 | Common Stock | 527 | $0.00 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Each Restricted Stock Unit ("RSU") represents the right to receive one share of the Issuer's common stock. 50% of the RSU vests on June 1, 2025 and the remainder vests in two equal installments on the last day of the Issuer's third and fourth quarters of fiscal 2025 provided the recipient continutes to serve as a director of the Issuer. |