EXAGEN INC. — Director's Dealing 2025

Sep 4, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EXAGEN INC. (XGN)
CIK: 0001274737
Period of Report: 2025-09-02

Reporting Person: Black Jeffrey G. (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-02	Common Stock	S	20466	$9.79	Disposed	269026	Direct

Footnotes

F1: The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of Restricted Stock Units ("RSUs"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.