Voluntary Resignation by Executive. Executive may voluntarily terminate her employment with the Company at any time with or without notice and with or without reason. Such voluntary termination by Executive shall include, without limitation, Executive’s decision not to renew this Agreement upon expiration of the Employment Period if the Company offers to renew this Agreement on economic terms and conditions at least equal to this Agreement and for a term at least equal to one year. In the event Executive voluntarily terminates her employment, Executive’s salary shall cease on the termination date and Executive will not be entitled to severance pay, pay in lieu of notice, or any other compensation other than payment of the Accrued Benefits.

Assignment by the Executive. This Agreement shall inure to the benefit of and be enforceable by each the Executive’s personal or legal representatives, executors, administrators, successors, heirs, distributees, devisees, and legatees. If the Executive dies while any amount would still be payable to him hereunder had he continued to live, all such amounts, unless otherwise provided herein, shall be paid in accordance with the terms of this Agreement to the Executive’s Beneficiary. If the Executive has not named a Beneficiary, then such amounts shall be paid to the Executive’s devisee, legatee, or other designee, or if there is no such designee, to the Executive’s estate.

Executive Resignation Effective Date. Effective as of midnight on October 1, 2014 (“Executive Resignation Effective Date”), you hereby resign as Senior Vice President, Advisor to the Chief Executive Officer and President of the Corporation.

Termination by the Executive. The Executive may terminate this Agreement and his employment by the Company:

Unless the Committee provides otherwise, # earned Executive Incentive Compensation shall be paid during the fiscal year of the Company immediately following the end of the applicable Performance Period, but unless the Committee determines otherwise, no later than 2½ months after the end of such Performance Period, and # such payment shall be made in cash (subject to any payroll tax withholding the Company may determine applies).

Change of Chief Executive Office. The Grantors hereby understand and agree that if, at any time hereafter, any Grantor elects to move its Executive Office, or if any Grantor elects to change its name, identity, state of incorporation or organization, any tradename used to identify it in the conduct of its business or in the ownership of its properties, or its structure to other than as existing on the date hereof, the Grantors will notify the Bank in writing at least 30 days prior thereto.

In the event of the Executive voluntarily terminates his/her employment after giving the [[Organization A:Organization]] sixty (60) or more days written notice of his/her intended last day of work, he/she is entitled to the Extension of Exercise Rights and the Restricted Stock Benefit. For clarity, the sixty (60) or more days written notice required in this provision does not include any days that the Executive is on paid time off or on sick leave.

Disputes; Resolution by Executive Officers. The Parties recognize that disputes as to certain matters may from time to time arise during the Term that relate to decisions to be made by the Parties herein or to the Parties’ respective rights and/or obligations hereunder. Subject to [Section 2.2.4] and [Section 14.5.2], any disputes, controversies or claims that may arise between the Parties out of or in relation to or in connection with this Agreement shall be promptly presented to the Alliance Managers for resolution. If the Alliance Managers are unable to resolve such dispute within ​ Business Days after a matter has been presented to them, then upon the request of either Party by written notice, the Parties agree to meet and discuss in good faith a possible resolution thereof, which good faith efforts shall include at least one in-person meeting between the Executive Officers of each Party within ​ Business Days after receipt by the other Party of such written notice. If any such matter, other than a matter within the final decision-making authority of Regeneron, is not resolved within ​ Business Days following presentation to the Executive Officers, then either Party may invoke the provisions of [Section 14.5.2].

Executive, on behalf of himself or herself and his or her executors, heirs, administrators, representatives and assigns, hereby agrees to release and forever discharge the Company and all predecessors, successors and their respective parent corporations, affiliates, related, and/or subsidiary entities, and all of their past and present investors, directors, shareholders, officers, general or limited partners, employees, attorneys, agents and representatives, and the employee benefit plans in which Executive is or has been a participant by virtue of his or her employment with or service to the Company (collectively, the “Company Releasees”), from any and all claims, debts, demands, accounts, judgments, rights, causes of action, equitable relief, damages, costs, charges, complaints, obligations, promises, agreements, controversies, suits, expenses, compensation, responsibility and liability of every kind and character whatsoever (including attorneys’ fees and costs), whether in law or equity, known or unknown, asserted or unasserted, suspected or unsuspected (collectively, “Claims”), which Executive has or may have had against such entities based on any events or circumstances arising or occurring on or prior to the date hereof or on or prior to the date hereof, arising directly or indirectly out of, relating to, or in any other way involving in any manner whatsoever Executive’s employment by or service to the Company or the termination thereof, including any and all claims arising under federal, state, or local laws relating to employment, including without limitation claims of wrongful discharge, breach of express or implied contract, fraud, misrepresentation, defamation, or liability in tort, and claims of any kind that may be brought in any court or administrative agency including, without limitation, claims under Title VII of the Civil Rights Act of 1964, as amended, 42 U.S.C. Section 2000, et seq.; the Americans with Disabilities Act, as amended, 42 U.S.C. § 12101 et seq.; the Rehabilitation Act of 1973, as amended, 29 U.S.C. § 701 et seq.; the Civil Rights Act of 1866, and the Civil Rights Act of 1991; 42 U.S.C. Section 1981, et seq.; the Age Discrimination in Employment Act, as amended, 29 U.S.C. Section 621, et seq. (the

Termination by Executive for Good Reason. Unless cured as provided below, the employment of Executive hereunder will terminate 30 days following the date on which Executive gives the Company notice of termination for Good Reason (as hereinafter defined), or such earlier date as may be determined by the Board. For purposes of this Agreement, "Good Reason" means, without Executive's consent: # a material diminution in the duties, authority, or responsibilities of Executive or a material breach of this Agreement by the Company; or # requiring Executive to relocate her principal place of employment to a location that is more than fifty (50) miles from the location of the Company's principal office in Fort Worth as of the Effective Date, provided that the Company fails to cure such material diminution, breach, or relocation within 30 days of receipt of a written notice from Executive of such Good Reason event (which notice will be provided by Executive to the Company within 90 days following the initial occurrence of such event).