Xos, Inc. — Director's Dealing 2023

May 12, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Xos, Inc. (XOS)
CIK: 0001819493
Period of Report: 2023-05-10

Reporting Person: Castaneda Jose (VP, Business Development)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-10	Common Stock	A	925925	—	Acquired	1223548	Direct
2023-05-10	Common Stock	F	1204	$0.54	Disposed	1222344	Direct

Footnotes

F1: Twenty-five percent (25%) of the Restricted Stock Unit ("RSU") grant shall vest on April 10, 2024, and the remaining RSU grant shall vest ratably on each of the next thirty-six (36) Monthly Vesting Dates thereafter. "Monthly Vesting Dates" means the 10th of each month, provided, however, that to the extent any such date occurs on a weekend day or U.S. federal holiday, the Monthly Vesting Date will be deemed to occur on the immediately following day that is not a weekend day or U.S. federal holiday.

F2: 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 RSU grant. Each RSU represents a contingent right to receive one share of common stock upon settlement.

F3: Includes 1,115,774 unvested RSUs. Each RSU represents a contingent right to receive one share of common stock upon settlement.