George N. Mattson - 10 Jul 2026 Form 4 Insider Report for Xos, Inc. (XOS)

Reporting relationship: Director
Issuer ticker: XOS
Reported as of: 10 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 14 Jul 2026, 18:03:34 UTC
Prior SEC filing: 20 May 2026
Source filing: View source filing
Reporting owner signature: /s/ David M. Zlotchew, Attorney-in-Fact for George N. Mattson

Key filing fact

George N. Mattson filed Form 4 for Xos, Inc. (XOS) on 14 Jul 2026.

Key facts

This page summarizes George N. Mattson's Form 4 filing for Xos, Inc. (XOS).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 14 Jul 2026, 18:03.

Change

Previous filing in this sequence was filed on 20 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001559238 Primary reporting owner

Mattson George N

Relationship: Director
Address: C/O XOS, INC., 3550 TYBURN STREET, UNIT 100, LOS ANGELES
Signature: /s/ David M. Zlotchew, Attorney-in-Fact for George N. Mattson
Signature date: 14 Jul 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

XOS transaction

Common Stock

Award

Transaction value
Shares: +60,584
Change %: +46%
Price: $0.000000^*
Shares after: 192,346
Date: 10 Jul 2026
Ownership: Direct
Footnotes: F1, F2

XOS holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 131,250
Date: 10 Jul 2026
Ownership: NGAC GNM Feeder LLC
Footnotes: F3

XOS holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 33,333
Date: 10 Jul 2026
Ownership: GNM ICBC LLC
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

The shares reported in this transaction represent Restricted Stock Units ("RSUs"), each of which represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs vest on the earlier of (i) the first anniversary of the Grant date and (ii) the day before the Company's 2027 Annual Meeting, subject to the Reporting Person's continuous service with Xos, Inc. through the vesting date.

Footnote F2

Includes 60,584 unvested RSUs

Footnote F3

Shares are held by NGAC GNM Feeder LLC ("NGAC"). The Reporting Person may be deemed to beneficially own such shares by virtue of his shared control over NGAC. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

Footnote F4

Shares are held by GNM ICBC LLC ("GNM ICBC"). The Reporting Person may be deemed to beneficially own such shares by virtue of his control over GNM ICBC. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.