| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Semler Dakota | Chief Executive Officer, Director | C/O XOS, INC., 3550 TYBURN STREET, UNIT 100, LOS ANGELES | /s/ David M. Zlotchew, Attorney-in-Fact for Dakota Semler | 12 Mar 2026 | 0001877933 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | XOS | Common Stock | Tax liability | -119,164 | -12% | $2.06* | 906,137 | 10 Mar 2026 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Represents the number of shares withheld by the Issuer to satisfy the tax withholding obligations in connection with the vesting of the Reporting Person's previously reported Restricted Stock Unit ("RSU") Awards. Each RSU represents a contingent right to receive one share of common stock upon settlement. |
| F2 | Includes 554,339 unvested RSUs. |