Atomera Inc — Director's Dealing 2025

Dec 2, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Atomera Inc (ATOM)
CIK: 0001420520
Period of Report: 2025-12-01

Reporting Person: BIBAUD SCOTT A. (Director, CEO and President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-01	Common Stock	S	2015	$2.39	Disposed	513336	Direct
2025-12-01	Common Stock	S	4576	$2.39	Disposed	508760	Direct
2025-12-01	Common Stock	S	918	$2.39	Disposed	507842	Direct
2025-12-01	Common Stock	S	1832	$2.39	Disposed	506010	Direct

Footnotes

F1: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stockgrants that were previously reported. This sale is to satisfy mandatory non-discretionary tax withholding obligations by a "sell to cover" transaction pursuant to Rule 10b5-1(c)(1)(ii)(D)(3) under the Exchange Act.