Base Rent. Tenant shall continue paying Base Rent with respect to the Original Premises as provided for in the Lease through June 30, 2016. Commencing on the Expansion Premises Commencement Date, Tenant shall pay Base Rent for the Expansion Premises at the same Base Rent per rentable square foot that Tenant is then paying for the Original Premises. Commencing on July 1, 2016, Tenant shall commence paying Base Rent with respect to the entire Premises (the Original Premises and the Expansion Premises) in the amount of $3.25 per rentable square foot of the entire Premises per month. Base Rent for the Premises shall be increased on July 1, 2017, and on each subsequent July 1st during the Base Term (each, an “Premises Adjustment Date”) by multiplying the Base Rent payable with respect to the Premises immediately before such Premises Adjustment Date by the Rent Adjustment Percentage and adding the resulting amount to the Base Rent payable with respect to the Premises immediately before such Premises Adjustment Date.

Base Rent. From and after the Expansion Date, Base Rent with respect to the Premises, including the Expansion Space, shall be as follows:

Tenant shall pay all Base Rent and all other amounts payable under the Lease solely for the Expansion Premises and shall perform all other obligations of Tenant under the Lease with respect to the Expansion Premises until the later of # the Termination Date (as herein defined), and # upon completion of Tenant’s Expansion Premises Surrender Obligations (as defined herein). Base Rent for the Expansion Premises shall be payable in the amounts set forth in [Section 3(a)] of the Second Amendment.

The Base Rent payable under [Section 5.02] of the Lease for the Premises (the Existing Premises and the Expansion Premises) shall be as follows:

BASE RENT. Tenant shall pay, without prior notice or demand, to Landlord or Landlord's agent at the management office of the Project, or at such other place as Landlord may from time to time designate in writing, by a check, wire transfer, ACH or other electronic means acceptable to Landlord, for currency which, at the time of payment, is legal tender for private or public debts in the United States of America, base rent ("Base Rent XE "Base Rent" ") as set forth in Section 4 of the Summary, payable in equal monthly installments as set forth in Section 4 of the Summary in advance on or before the first day of each and every calendar month during the Lease Term, without any setoff or deduction whatsoever, except to the extent expressly provided otherwise in this Lease. The Base Rent for the first full month of the Lease Term shall be paid at the time of Tenant's execution of this Lease. If any Rent (hereinafter defined) payment date (including the Lease Commencement Date) falls on a day of the month other than the first day of such month or if any payment of Rent is for a period which is shorter than one month, the Rent for any fractional month shall accrue on a daily basis for the period from the date such payment is due to the end of such calendar month or to the end of the Lease Term at a rate per day which is equal to 1/365 of the applicable annual Rent. All other payments or adjustments required to be made under the terms of this Lease that require proration on a time basis shall be prorated on the same basis.

Base Rent. Simultaneously with Subtenant’s execution of the Sublease, Subtenant shall pay to Sublandlord via wire or cashier’s check one (1) month’s Base Rent in the amount of one hundred twenty-nine thousand two hundred eighty-one 40/100 dollars ($129,281.40). Beginning Month Thirteen # of the Term, there will be two and fifty hundredths percent (2.50%) annual increases of the Base Rent as set forth in the Rent Schedule herein. If the Commencement Date is not the first of a month, on the Commencement date Subtenant shall pay, via wire of cashier’s check, Base Rent in a pro-rated amount for the partial month between the Commencement Date and the last day of the month. After the Commencement Date, Base Rent shall be paid via wire or via cashier’s check, monthly on the first of the month starting on the first day of the second full month.

Base Rent. For the first year of this Lease, Tenant shall pay to Landlord in good funds representing lawful currency of the United States for the payment of debts monthly in advance on the first day of each month unless a different period of time and method of payment is hereinafter provided Base Rent of $51,776 per month. The first twelve-month period in which rent is herein payable and each twelve-month period thereafter is hereinafter referred to as a “Lease Year”. The first Lease Year shall commence on the first day of the term of this Lease, January 1, 2017, and shall end on December 31, 2017. For the second Lease Year and for each Lease Year thereafter, the monthly Base Rent shall be adjusted so that it is equal to the monthly Base Rent in effect at the end of the immediately preceding Lease Year multiplied by a fraction, the numerator of which shall be the Consumer Price Index (CPI-U) (1982-1984 = 100) for the immediately preceding December, and the denominator of which shall be the Consumer Price Index for the month of December immediately preceding the beginning of the prior Lease Year. As used herein, the Consumer Price Index means the Consumer Price Index – All Cities Average Urban Wage Earners as published by the Bureau of Labor Statistics of the Department of Labor of the United States, or if no longer published, that index as determined by Landlord which most closely reflects the components of the Consumer Price Index (CPI-U). The Base Rent, as adjusted, shall remain in effect until the next adjustment period and shall be paid in twelve equal monthly installments. In no event shall the monthly Base Rent, as adjusted, be less than the monthly Base Rent for the period immediately prior to such adjustment period. In the event that the amount of such adjustment cannot be calculated prior to the effective date thereof, the monthly Base Rent for the period prior to the effective date of such adjustment shall continue to be paid by Tenant. As soon as Tenant shall be notified of the amount of the adjustment, Tenant shall, within thirty (30) days, pay to the Landlord the difference between the monthly Base Rent, as adjusted, for all monthly periods occurring in whole or in part after the date such adjustment was to be effective and the monthly Base Rent actually paid. Thereafter the monthly Base Rent, as adjusted, shall be payable by the Tenant as herein provided.

From the 5,003 Expansion Premises Commencement Date through ​, the Rent shall be ​ for the first month and ​ for each succeeding month through ​.

Rent for the first month due with respect to the 5,003 Expansion Premises in the amount of ​ shall be due simultaneously with the execution and delivery of this Agreement.

Upon Tenant’s exercise of the 14th Floor Expansion Option, Landlord and Tenant shall enter into an amendment to this Lease adding the 14th Floor Expansion Space to the Premises on all the terms and conditions set forth in this Lease as to the Premises then demised under the Lease, except that # the term of the Lease as to the 14th Floor Expansion Space shall commence on January 1, 2010, or, if later, the date the 14th Floor Expansion Space is actually delivered to Tenant, # the annual fixed rent payable by Tenant for the 14th Floor Expansion Space shall be the fair market rent for the 14th Floor Expansion Space, as set forth in Landlord’s Option Notification or as determined by the appraisal procedure (as applicable), # Tenant’s Proportionate Share for Taxes as to the 14th Floor Expansion Space and Tenant’s Proportionate Share for Operating Expenses as to the 14th Floor Expansion Space shall be established based on the then rentable square footage of the 14th Floor Expansion Space; # the “Tax Base” under [Section 4.01(b)] of the Lease as to the 14th Floor Expansion Space shall be the fiscal tax year in which the 14th Floor Expansion Space is added to the Lease, # the “Operating Expense Base” under [Section 4.05(c)] of the Lease as to the 14th Floor Expansion Space shall be the calendar year in which the 14th Floor Expansion Space is added to this Lease, # Tenant shall take the 14th Floor Expansion Space in its then “as-is” condition (unless the current fair market terms for the 14th Floor Expansion Space include a tenant improvement allowance, in which event Tenant shall receive a tenant improvement allowance for improvements to the 14th Floor Expansion Space and the annual fixed rent set forth in Landlord’s Option Notification shall take into account such tenant improvement allowance) and # the renewal option provided for in Article 22 of the Lease shall be inapplicable to the 14th Floor Expansion Space and the provisions of Paragraph l.d. below shall instead apply with regard to the renewal of the Lease as to the 14th Floor Expansion Space.

Additional Monthly Base Rent. As a result of Tenant's use of the Utilized Additional TI Allowance, Tenant is required to pay Additional Monthly Base Rent calculated as provided in Section 4 of the Tenant Work Letter, which Additional Monthly Base Rent shall be equal to $ per month, payable on or before the first (1st) day of each month commencing as of , and continuing through the expiration of the initial Lease Term.

Estimated Initial Base Rent. Based upon the Preliminary Total Development Cost Estimate, the initial annual Base Rent that would be initially owing under the Lease would be $35.89/RSF (the “Preliminary Base Rent”), which amount has been determined as set forth in Exhibit J. However, ​ and ​ acknowledge that the initial Base Rent actually payable under the Lease, will be based upon the Total Development Costs actually incurred by ​ but not to exceed, in the aggregate, the amount of the Final Total Development Costs Budget (plus any increases in Total Development Costs incurred as a consequence of ​ requested Changes paid for by ​ and costs resulting from ​ Delay) provided for in Section 3.2 and determined in accordance with Exhibit J.

First Month’s Base Rent. Upon execution hereof by Subtenant, Subtenant shall pay to Sublandlord ​, which shall constitute Base Rent for the first (1st) month of the Term.

Base Term. Commencing on the Expansion Premises Commencement Date, the defined term “Base Term” on page 1 of the Lease is deleted in its entirety and replaced with the following:

Term for Expansion Space. The term for the Expansion Space shall commence upon August 1, 2013 (the “Expansion Date”) and shall expire, without the necessity of any notice from either party, on April 30, 2018. Upon the Expansion Date, the Expansion Space shall be considered a part of the Premises for all purposes, except Base Rental shall be payable for the Expansion Space as set forth herein.

Phase 1 Expansion Space Minimum Rent. Notwithstanding anything to the contrary in the Lease, the Minimum Rent to be applied to the Phase 1 Expansion Space shall be $12.00 per rentable square foot and shall increase by two and one-half percent (2.5%) each year upon the anniversary of the Phase 1 Rent Commencement Date as set forth in the table below:

Failure to Vacate; Consequences. If Tenant fails to vacate the Premises within thirty (30) days of the Commencement Date, Tenant will be obligated to pay both the Base Rent, as it may be increased, and to be determined by Landlord in good faith, under [[Section 25(i)(A) or (B)])]])], in addition to the rent for the Suite 500 Premises.