SIXTH AMENDMENT TO LEASE AGREEMENT BETWEEN
AETNA LIFE INSURANCE COMPANY, AS LANDLORD, AND
LUMINEX CORPORATION, AS TENANT
To be attached to and form a part of Lease made the 1st day of August, 1989 (which together with any
amendments, modifications and extensions thereof, is hereinafter called the Lease), between Landlord and
Tenant, covering a total of 32,859 square feet and located at 12212 Technology Boulevard, Suites I, J and K
and 12112 Technology Boulevard, Suite 200, Austin, Texas, known as McNeil #4 and McNeil #5, respectively.
WITNESSETH that the Lease is hereby amended as follows:
1. WHEREAS, Tenant needs additional space for its business purposes and Landlord has available an area
nearby effective on the Commencement Date, the demised premises shall contain, in addition to the
approximately 32,859 square feet originally demised ("original space"), an additional area, hereinafter called the
"new space", containing approximately 18,330 square feet located at 12201 Technology Boulevard, Suite 130
(known as McNeil #3) (see Exhibit "A") attached hereto, thus making the aggregate area of the premises
approximately 51,189 square feet. The term for the new space (Suite 130 at McNeil #3) shall end thirty-six (36)
months after the Commencement Date (as defined below), and the Term for the existing space shall end on
March 31, 2002 as provided in the Lease.
The Commencement Date for the new space is defined as thirty (30) days following existing tenant's vacation of
the "new space" and the completion of responsibilities outlined in Paragraph 3 and Paragraph 13 of this
document. The Commencement Date is contemplated to be June 1, 2000.
2. The Monthly Rental shall be as follows:
These amounts shall be in addition to property taxes, common area maintenance, management fees, and
insurance as provided in the Lease.
3. Previous tenant or Landlord shall be responsible for servicing and repairing, if necessary, the HVAC system by
a mutually acceptable, licensed contractor