Definitions of Key Terms Relating to Additional Rent. As used in this Article 4, the following terms shall have the meanings hereinafter set forth:

Additional Rent. In addition to Base Rent, Tenant agrees to pay to Landlord as additional rent (“Additional Rent”): # commencing on the Commencement Date, Tenant’s Share of “Operating Expenses” (as defined in Section 5). and # any and all other amounts Tenant assumes or agrees to pay under the provisions of this Lease, including, without limitation, any and all other sums that may become due by reason of any default of Tenant or failure to comply with the agreements, terms, covenants and conditions of this Lease to be performed by Tenant, after any applicable notice and cure period.

Additional Rent. [[Organization B:Organization]] shall pay to [[Organization A:Organization]] as Additional Rent throughout the Term, the following:

Additional Rent. Subtenant shall pay to Sublandlord its pro rata share (“Pro-Rata Share”) of all “Direct Expenses” (as defined in [Section 4.2.2] of the Master Lease) and costs of utilities under [Section 6.2] of the Master Lease, as incorporated herein, and all amounts other than Base Rent required to be paid by Sublandlord under the Master Lease to perform maintenance or provide utilities with respect to the Subleased Premises and the Shared Area (in each case as if Master Landlord provided the same; including being subject to the terms of [Section 4.2.4] of the Master Lease), as and when such amounts are due under the Master Lease, as incorporated herein. For purposes of this Sublease, Subtenant’s Pro Rata Share is deemed to be 13.97% with respect to the Building, which is equal to 100% of the rentable square feet of the Subleased Premises plus 25% of the rentable square feet of the Shared Area, divided by the square footage of the Building, and 29.23% with respect to the Premises. Sublandlord shall promptly forward to Subtenant all Estimate Statements, Statements, invoices and backup documentation received from Master Landlord regarding “Tenant’s Share” of Direct Expenses under the Master Lease. Subtenant shall also pay to Sublandlord, within thirty (30) days of request by Sublandlord, the entire cost of such amounts to the extent due to the misuse or excess use or negligence, willful misconduct or violation of this Sublease by Subtenant or any of its agents, employees or contractors. In addition, Subtenant shall pay to Sublandlord, within thirty (30) days of request by Sublandlord, the entire cost of Sublandlord’s cost of performing any repairs or maintenance or providing other services to the Subleased Premise or Shared Area specifically requested by Subtenant. All monetary obligations of Subtenant to Sublandlord under this Sublease (other than Base Rent) shall be deemed “Additional Rent.” Base Rent and Additional Rent shall be referred to collectively as “Rent”. Subtenant shall be entitled to its Pro-Rata Share of all credits, if any, given by Master Landlord to Sublandlord for Sublandlord’s overpayment of such amounts, and shall not be required to pay any gross receipts tax on rent payable under the Master Lease.

Additional Rent. Except as otherwise provided in this Lease, any additional rent or other sum owed by Tenant to Landlord hereunder, and any cost, expense, damage or liability incurred by Landlord for which Tenant is liable hereunder, shall be considered additional rent payable pursuant to this Lease to be paid by Tenant no later than thirty (30) days after the date Landlord notifies Tenant of the amount thereof.

Key Award Terms As of the Award Date, some of the key terms of the award to the Participant under this Award Agreement are set forth below

are hereinafter collectively referred to as the " XE "Additional Rent" Additional Rent", and the Base Rent and the Additional Rent are herein collectively referred to as "Rent XE "Rent" ." All amounts due under this Article 4 as Additional Rent shall be payable for the same periods and in the same manner as the Base Rent. Without limitation on other obligations of Tenant which survive the expiration of the Lease Term, the obligations of Tenant to pay the Additional Rent provided for in this Article 4 shall survive the expiration of the Lease Term (subject to the terms of Section 4.4.1, below).

Additional Provisions Relating to [Section 409A]. The following is added to the Agreement as Section 7:

Estimated Additional Rent: Annual Reconciliation. [[Organization A:Organization]] shall, each year during the Term of this Lease Agreement, give [[Organization B:Organization]] an estimate of Operating Expenses and Real Estate Taxes payable per square foot of rentable area for the coming calendar year. [[Organization B:Organization]] shall pay, as Additional Rent, along with its monthly Minimum Rental payments required hereunder, one-twelfth (1/12) of such estimated Operating Expenses and Real Estate Taxes and such Additional Rent shall be payable until subsequently adjusted for the following year pursuant to this Article. As soon as possible after the expiration of each calendar year, [[Organization A:Organization]] shall determine and certify to [[Organization B:Organization]] the actual Operating Expenses and Real Estate Taxes for the previous year per square foot of rentable area in the Building and the amount applicable to the Premises. If such statement shows that [[Organization B:Organization]]’s share of Operating Expenses and Real Estate Taxes exceeds [[Organization B:Organization]]'s estimated monthly payments for the previous calendar year, then [[Organization B:Organization]] shall, within thirty (30) days after receiving [[Organization A:Organization]]'s certification, pay such deficiency to [[Organization A:Organization]]. In the event of an overpayment by [[Organization B:Organization]], such overpayment shall be refunded to [[Organization B:Organization]], at the time of certification, in the form of an adjustment in the Additional Rental next coming due, or if at the end of the Term by a refund.

General Terms. In addition to paying the Base Rent specified in Article 3 of this Lease, ​ shall pay “​’s Share” of the annual “Direct Expenses,” as those terms are defined in Sections 4.2.6 and 4.2.22] of this Lease. Such payments by ​, together with any and all other amounts payable by ​ to ​ pursuant to the terms of this Lease, are hereinafter collectively referred to as the “Additional Rent,” and the Base Rent and the Additional Rent are herein collectively referred to as “Rent.” All amounts due under this Article 4 as Additional Rent shall be payable for the same periods and in the same manner as the Base Rent. Without limitation on other obligations of the parties which survive the expiration of the Lease Term, the obligations of ​ to pay the Additional Rent provided for in this Article 4 and the obligation of ​ to reconcile and reimburse ​ for overpayments of Additional Rent shall survive the expiration of the Lease Term.

Rent. All Rent and other payments required to be made by Tenant to Landlord hereunder shall be payable to Landlord at Landlord’s Remittance Address set forth in the Basic Lease Information, or at such other address as Landlord may specify from time to time by written notice delivered in accordance herewith. Tenant’s obligation to pay Rent and any other amounts to Landlord under the terms of this Lease shall not be deemed satisfied until such Rent and other amounts have been actually received by Landlord.

RENT. LESSEE shall pay LESSOR base rent of one hundred five thousand nine hundred ninety nine (105,999) U.S. dollars per year, drawn on a U.S. bank, in monthly installments of $8,833.25 on or before the first day of each calendar month, without offset or deduction. One monthly rental payment, plus an appropriate traction of a monthly payment for any portion of a month at the commencement of the lease term, shall be made upon LESSEE’S execution of this lease. All payments shall be made to LESSOR at 200 West Cummings Park, Woburn, Massachusetts 01801, or at such other place designated in writing by LESSOR. If the “Cost of Living” has increased as shown by the Consumer Price Index (Boston, Massachusetts, all items, all urban consumers), U.S. Bureau of Labor Statistics (“Index”), then base rent due during each calendar year of this lease and all extensions thereof shall be adjusted in proportion to any increase in the Index. The base month from which to determine the amount of each increase shall be January 2016, which figure shall be compared with the figure for November 2016, and each November thereafter to determine the increase (if any) in base rent to be paid during the following calendar year commencing each January 1.

Plan Terms and Definitions. Except to the extent that the context clearly provides otherwise, all terms used in this Grant Agreement have the same meaning as given such terms in the Plan. This Grant Agreement is subject to the terms and provisions of the Plan, which are incorporated by reference. In the event of any conflict between the provisions of this Grant Agreement and those of the Plan, the provisions of the Plan shall control.

Capitalized Terms and Definitions. Unless specifically defined herein, capitalized terms in this Agreement shall have the definition used in the Plan. Employee acknowledges that she has received a copy of the Plan.

. As used in this Agreement, the following terms shall have the meanings set forth below:

pay any fixed rent, basic rent, additional rent or other amounts due under the Sublease more than thirty (30) days in advance of the date the same is due (except in the case of additional rent for more than one (1) regularly scheduled payment period), or