George N. Mattson - 21 Sep 2026 Form 4 Insider Report for Xos, Inc. (XOS)

Reporting relationship: Director
Issuer ticker: XOS
Reported as of: 21 Sep 2026
Net transaction value: +$10,561
SEC form: 4
Accepted by SEC: 23 Sep 2026, 16:00:04 UTC
Prior SEC filing: 14 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ David M. Zlotchew, Attorney-in-Fact for George N. Mattson

Filing notes and source

Key filing fact

George N. Mattson filed Form 4 for Xos, Inc. (XOS) on 23 Sep 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: 23 Sep 2026, 16:00.

Change

Previous filing in this sequence was filed on 14 Jul 2026.
Current net transaction value: +$10,561.

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: 23 Sep 2026

Reported non-derivative transactions

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

XOS transaction

Common Stock

Purchase

Transaction value: $10,561
Shares: +4,062
Change %: +2.1%
Price: $2.60
Shares after: 196,408
Date: 21 Sep 2026
Ownership: Direct
Footnotes: F1

XOS holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 131,250
Date: 21 Sep 2026
Ownership: NGAC NGM Feeder LLC
Footnotes: F2

XOS holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 33,333
Date: 21 Sep 2026
Ownership: GNM ICBC LLC
Footnotes: F3

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Includes 60,584 unvested RSUs.

Footnote F2

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 F3

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.