Jeffrey G. Black - 01 Sep 2026 Form 4 Insider Report for EXAGEN INC. (XGN)

Reporting relationship: Chief Financial Officer
Issuer ticker: XGN
Reported as of: 01 Sep 2026
Net transaction value: -$148,782
SEC form: 4
Accepted by SEC: 02 Sep 2026, 17:39:24 UTC
Prior SEC filing: 16 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Jeffrey G. Black

Key filing fact

Jeffrey G. Black filed Form 4 for EXAGEN INC. (XGN) on 02 Sep 2026.

Key facts

This page summarizes Jeffrey G. Black's Form 4 filing for EXAGEN INC. (XGN).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 02 Sep 2026, 17:39.

Change

Previous filing in this sequence was filed on 16 Mar 2026.
Current net transaction value: -$148,782.

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 0001449439 Primary reporting owner

Black Jeffrey G.

Relationship: Chief Financial Officer
Address: C/O EXAGEN INC., 1261 LIBERTY WAY, VISTA
Signature: /s/ Jeffrey G. Black
Signature date: 02 Sep 2026

Reported non-derivative transactions

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

XGN transaction

Common Stock

Sale

Transaction value: $148,782
Shares: -20,614
Change %: -6%
Price: $7.22
Shares after: 323,339
Date: 01 Sep 2026
Ownership: Direct
Footnotes: F1

XGN transaction

Common Stock

Award

Transaction value
Shares: +1,571
Change %: +0.49%
Price: $3.02^*
Shares after: 324,910
Date: 01 Sep 2026
Ownership: Direct
Footnotes: F2, 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

The sale reported on this Form 4 represents shares sold by the Reporting Person, at the direction of the Issuer, to cover tax withholding obligations in connection with the vesting and settlement of Restricted Stock Units. The sale is mandated solely by the Issuer and does not represent a discretionary transaction by the Reporting Person.

Footnote F2

The reporting person is voluntarily reporting the acquisition of the common stock pursuant to the Issuer's Employee Stock Purchase Plan ("ESPP").

Footnote F3

Represents shares of common stock purchased through the ESPP in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).