First Addendum to Lease Agreement between RGS Properties and Exagen Inc. for 1261 Liberty Way, Suite A, California

Summary

This addendum amends the original lease between RGS Properties (Lessor) and Exagen Inc. (Lessee) for the premises at 1261 Liberty Way, Suite A, California. It updates the Lessee's name, extends the lease term to April 30, 2027, and sets the base rent at $14,750.63 per month from February 1, 2026, to April 30, 2027. All other terms of the original lease remain unchanged. The addendum required execution by October 15, 2021, to be valid.

EX-10.4 5 ex104-firstaddendumtolease.htm EX-10.4 Document

Exhibit 10.4

FIRST ADDENDUM TO STANDARD INDUSTRIAL/COMMERCIAL MULTI-TENANT LEASE - NET DATED FEBRUARY 27, 2020 BY AND BETWEEN RGS PROPERTIES, AS LESSOR AND EXAGEN DIAGNOSTICS, INC., AS LESSEE, FOR THE PREMISES LOCATED AT 1261 LIBERTY WAY, SUITE A, CALIFORNIA.

Lessor and Lessee mutually agree to amend the lease as follows:

Parties (1.1):

Lessee has changed their name and shall be referred to as Exagen Inc., a Delaware Corporation

Paragraph 1.3 (Term):

The Lease Term will be extended to the new Expiration Date of April 30, 2027

Paragraph 50 (Rent Schedule):

Base Rent shall be as follows:


Dates			Base Rent
February 1, 2026 - April 30, 2027			$14,750.63 per month

All other terms and conditions of the existing Lease shall remain in full force and effect.

This addendum shall automatically expire if not executed by Lessee on or before Friday October 15, 2021.

AGREED AND ACCEPTED:


LESSOR:						LESSEE:
RGS Properties						Exagen Inc., a Delaware Corporation

By: /s/ Scott Smith						By: /s/ Ron Rocca
By: /s/ Greg Smith						Ron Rocca
Date: 10/19/2021						Title: CEO
						Date: 10/12/2021