General Prohibition. Without Landlord’s prior written consent subject to and on the conditions described in this [Section 22], Tenant shall not, directly or indirectly, voluntarily or by operation of law, assign this Lease or sublease the Premises or any part thereof or mortgage, pledge, or hypothecate its leasehold interest or grant any concession or license within the Premises, and any attempt to do any of the foregoing shall be void and of no effect. If Tenant is a corporation, partnership or limited liability company, the shares or other ownership interests thereof which are not actively traded upon a stock exchange or in the over-the-counter market, a transfer or series of transfers whereby 49% or more of the issued and outstanding shares or other ownership interests of such corporation are, or voting control is, transferred (but excepting transfers upon deaths of individual owners) from a person or persons or entity or entities which were owners thereof at time of execution of this Lease to persons or entities who were not owners of shares or other ownership interests of the corporation, partnership or limited liability company at time of execution of this Lease, shall be deemed an assignment of this Lease requiring the consent of Landlord as provided in this [Section 22]. Notwithstanding the foregoing, Tenant shall have the right to obtain financing from investors (including venture capital funding and corporate partners) or undergo a public offering which results in a change in control of Tenant without such change of control constituting an assignment under this [Section 22] requiring Landlord consent, provided that # Tenant notifies Landlord in writing of the financing at least 5 business days prior to the closing of the financing, and # provided that in no event shall such financing result in a change in use of the Premises from the use contemplated by Tenant at the commencement of the Term.

No Prohibition. No consent of any party to any contract, agreement, instrument, lease, license, or arrangement to which the Company is a party, or to which any of its properties or assets are subject, is required for the execution, delivery, or performance of this Agreement or the Trust Indenture. The Company’s execution, delivery, or performance of this Agreement and the Trust Indenture and sale of the Notes in the Offering # will not violate, result in a breach of, or conflict with, or (with or without the giving of notice or the passage of time or both) entitle any party to terminate or call a default under, any agreement to which the Company is a party or to which the Company or any of its assets are subject; # will not violate, result in a breach of, or conflict with any term of the certificate of formation or operating agreement; # will not result in the creation or imposition of any lien, charge, or encumbrance upon any property or assets of the Company; and # will not violate, result in a breach of, or conflict with any law, rule, regulation, order, judgment, or decree binding on the Company or any of its assets;

Prohibition on Repricing. Subject to [Section 12.2] hereof, the Administrator shall not, without the approval of the stockholders of the Company, # authorize the amendment of any outstanding Option or Stock Appreciation Right to reduce its price per share, or # cancel any Option or Stock Appreciation Right in exchange for cash or another Award when the Option or Stock Appreciation Right price per share exceeds the Fair Market Value of the underlying Shares. Subject to [Section 12.2] hereof, the Administrator shall have the authority, without the approval of the stockholders of the Company, to amend any outstanding award to increase the price per share or to cancel and replace an Award with the grant of an Award having a price per share that is greater than or equal to the price per share of the original Award.

Prohibition Against Recording. Except as provided in [Section 29.4] of this Lease, neither this Lease, nor any memorandum, affidavit or other writing with respect thereto, shall be recorded by Tenant or by anyone acting through, under or on behalf of Tenant.

Prohibition/Compliance/Indemnity. Tenant shall not cause or permit any Hazardous Materials (as hereinafter defined) to be brought upon, kept, used, stored, handled, treated, generated in or about, or released or disposed of from, the Premises or the Project in violation of applicable Environmental Requirements (as hereinafter defined) by Tenant or any Tenant Party. If Tenant breaches the obligation stated in the preceding sentence, or if the presence of Hazardous Materials in the Premises during the Term or any holding over results in contamination of the Premises, the Project or any adjacent property or if contamination of the Premises, the Project or any adjacent property by Hazardous Materials brought into, kept, used, stored, handled, treated, generated in or about, or released or disposed of from, the Premises by anyone other than Landlord and Landlord’s employees, agents and contractors otherwise occurs during the Term or any holding over, Tenant hereby indemnifies and shall defend and hold Landlord, its officers, directors, employees, agents and contractors harmless from any and all actions (including, without limitation, remedial or enforcement actions of any kind, administrative or judicial proceedings, and orders or judgments arising out of or resulting therefrom), costs, claims, damages (including, without limitation, punitive damages and damages based upon diminution in value of the Premises or the Project, or the loss of, or restriction on, use of the Premises or any portion of the Project), expenses (including, without limitation, attorneys’, consultants’ and experts’ fees, court costs and amounts paid in settlement of any claims or actions), fines, forfeitures or other civil, administrative or criminal penalties, injunctive or other relief (whether or not based upon personal injury, property damage, or contamination of, or adverse effects upon, the environment, water tables or natural resources), liabilities or losses (collectively, “Environmental Claims”) which arise during or after the Term as a result of such contamination. This indemnification of Landlord by Tenant includes, without limitation, costs incurred in connection with any investigation of site conditions or any cleanup, treatment, remedial, removal, or restoration work required by any federal, state or local Governmental Authority because of Hazardous Materials present in the air, soil or ground water above, on, or under the Premises. Without limiting the foregoing, if the presence of any Hazardous Materials on the Premises, the Building, the Project or any adjacent property caused or permitted by Tenant or any Tenant Party results in any contamination of the Premises, the Building, the Project or any adjacent property, Tenant shall promptly take all actions at its sole expense and in accordance with applicable Environmental Requirements as are necessary to return the Premises, the Building, the Project or any adjacent property to the condition existing prior to the time of such contamination, provided that Landlord’s approval of such action shall first be obtained, which approval shall not unreasonably be withheld so long as such actions would not potentially have any material adverse long-term or short-term effect on the Premises, the Building or the Project. Notwithstanding anything to the contrary contained in [Section 28] or this [Section 30], Tenant shall not be responsible for or have any liability to Landlord, and the indemnification and hold harmless obligation set forth in this paragraph shall not apply to Hazardous Materials in or about the Building, the

Prohibition on Repricings. Except in connection with a corporate transaction involving the Company (including, without limitation, any stock dividend, stock split, extraordinary cash dividend, recapitalization, reorganization, merger, consolidation, split-up, spin-off, combination, or exchange of shares), the terms of outstanding Awards may not be amended to reduce the exercise price of outstanding Options or SARs or cancel outstanding Options or SARs in exchange for cash, other Awards or Options or SARs with an exercise price that is less than the exercise price of the original Options or SARs without stockholder approval.

No right or interest under the Plan of any Participant or Beneficiary shall be subject at any time or in any manner to anticipation, alienation, assignment (either at law or in equity), encumbrance (as security or otherwise), garnishment, levy, execution, or other legal or equitable process, and no Participant or Beneficiary shall have the power at any time or in any manner to anticipate, transfer, assign (either at law or in equity), alienate, or subject to attachment, garnishment, levy, execution or other legal or equitable process, or in any way encumber, such Participant's or Beneficiary's rights or interests under the Plan, and any attempt to do so shall be void; provided, however, that the Company shall have the unrestricted right to set off against or recover out of any payments due a Participant or Beneficiary at the time such payments would have otherwise been payable hereunder, any amounts owed the Company or any Affiliated Company by such Participant or Beneficiary.

General. The Committee shall administer the Plan in accordance with its terms, provided that the Board may act in lieu of the Committee on any matter. The Committee shall hold meetings at such times and places as it may determine and shall make such rules and regulations for the conduct of its business as it deems advisable. In the absence of a duly appointed Committee or if the Board otherwise chooses to act in lieu of the Committee, the Board shall function as the Committee for all purposes of the Plan.

General. Except as set forth in this [Section 7], or as otherwise approved by the Committee, Awards may not be sold, pledged, assigned, hypothecated, transferred or disposed of in any manner other than by will or by the laws of descent or distribution. The designation of a beneficiary by a Participant will not constitute a transfer. An Award may be exercised, during the lifetime of the holder of an Award, only by such holder, the duly-authorized legal representative of a Participant who is Disabled, or a transferee permitted by this [Section 7].

General. The Executive’s employment shall continue until it is terminated in accordance with this Agreement. Upon service of a Notice of Termination (as defined below), the Executive shall resign from all offices and functions assumed in relation to this Agreement effective upon first request of the Company.

General. Except as provided in [Section 8], vested Units shall be settled in shares of the common stock, $.01 par value, of the Company (“Shares”), on a one-for-one basis, as soon as practicable (but not more than 30 days) following each date on which one or more Units vest, provided in each case that Awardee has satisfied their tax withholding obligations with respect to such vesting as described in this Agreement. Shares, in a number equal to the number of Units that have so vested, will be issued by the Company in the name of Awardee by electronic book-entry transfer or credit of such shares to an account of Awardee maintained with such brokerage firm or other custodian as the Company determines. Alternatively, in the Company’s sole discretion, such issuance may be effected in such other manner (including through physical certificates) as the Company may determine and/or by transfer or credit to such other account of Awardee as the Company or Awardee may specify.

General. Subject to the terms and conditions set forth herein, in addition to the Revolving Credit Loans provided for in [Section 2.01], the ​ may request that any L/C Issuer, in reliance on the agreements of the Revolving Lenders set forth in this [Section 2.03], to issue, at any time and from time to time during the Availability Period, Letters of Credit denominated in Dollars for its own account or the account of any of its Subsidiaries in such form as is acceptable to the Administrative Agent and such L/C Issuer in their reasonable determination. Letters of Credit issued hereunder shall constitute utilization of the Revolving Credit Commitments.

General. The Administrative Agent will promptly notify the Lenders of any such notice of increase, termination or reduction of any Facility. To the extent any Facility is increased pursuant to [clause (b) above], all Lenders (including both previously-existing and new Lenders) may request new Notes reflecting their respective Pro Rata Share of such Facility and new Lenders shall, to the extent necessary to cause the outstanding principal amount of the Loans and other Obligations allocable to each Lender to equal each such Lender’s Pro Rata Share, fund Loans directly to the other Lenders, as directed by the Administrative Agent. Upon the request of any Lender made through the Administrative Agent, the ​ Parties hereby agree to execute and deliver any new Notes requested pursuant to this [Section 2.05] to evidence the Loans made by the Lenders (provided that any Notes being replaced are either returned, cancelled or marked as replaced and any Notes delivered by the respective Co-Borrowers shall be held by the Administrative Agent pursuant to the terms of [Section 2.10(b)] hereof) and acknowledge, consent and agree to the funding by any new Lenders of Loans pursuant to the previous sentence for the purpose of causing the Outstanding Amount of such Loans to equal each Lender’s applicable Pro Rata Share.

General. All payments to be made by any of the ​ Parties shall be made without condition or deduction for any counterclaim, defense, recoupment or setoff. Except as otherwise expressly provided herein, all payments by any ​ Party hereunder shall be made to the Administrative Agent, for the account of the respective Lenders to which such payment is owed, at the Administrative Agent’s Office in Dollars and in immediately available funds not later than ​ on the date specified herein. The Administrative Agent will promptly distribute to each Lender its Pro Rata Share (or other applicable share as provided herein) of such payment in like funds as received by wire transfer to such Lender’s Lending Office. All payments received by the Administrative Agent after ​ shall be deemed received on the next succeeding Business Day and any applicable interest or fee shall continue to accrue. If any payment to be made by any ​ Party shall come due on a day other than a Business Day, payment shall be made on the next following Business Day, and such extension of time shall be reflected in computing interest or fees, as the case may be.

General. This Non-Employee Director Compensation Policy (the “Policy”), sets forth the cash and equity-based compensation that has been approved by the Board of Directors (the “Board”) of Alcoa Corporation, a Delaware corporation (the “Company”), as payable to eligible non-employee members of the Board (“Non-Employee Directors”) commencing ​. The cash and equity-based compensation described in this Policy shall be paid or be made, as applicable, automatically and without further action of the Board, to each Non-Employee Director who may be eligible to receive such compensation. This Policy shall remain in effect until it is revised or rescinded by further action of the Board.

General. Each Participant (and each person or entity claiming rights under the Plan through such Participant) shall claim any benefit to which he or she is entitled under the Plan by a written notification to the Committee. If a claim is denied, it must be denied within a reasonable period of time, but not in excess of 90 days following receipt of the claim by the Committee unless the Committee determines that special circumstances require an extension of time for processing the claim, in which case, the Committee shall provide the claimant with written notice of extension prior to the termination of the initial 90 day period and shall have an additional 90 days from the expiration of the initial 90 day period to decide such claim. Any such notice of extension shall indicate the special circumstances requiring an extension of time and the date by which the Committee expects to render its decision, The Committee’s decision with respect to such claim shall be provided to the claimant in writing in a manner calculated to be understood by the claimant, and if such claim is denied, shall include # the specific reason for the denial, # reference to the specific Plan provisions on which the denial is based, # a description of additional information necessary for the claimant to present his claim, if any, and an explanation of why such information is necessary, and # an explanation of the Plan’s claim review procedures and the time limits applicable to such procedures, including a statement of the claimant’s right to bring a civil action under [Section 502] of ERISA following an adverse determination on review.

General. The Participant shall vest in the RSUs as follows: one-third of the total number of RSUs subject to this grant (including DEUs credited with respect to such RSUs) shall vest on ​, one-third of the total number of RSUs subject to this grant (including DEUs credited with respect to such RSUs) shall vest on ​, and the remaining number of RSUs subject to this grant (including DEUs credited with respect to such RSUs) shall vest on ​. The Participant must be continuously employed by the Company or a Related Company (as defined in paragraph 13) from the date the RSUs are granted through each of the applicable vesting dates specified in this paragraph 5(a) as a condition to the vesting of the applicable installment of the RSUs, except as otherwise provided in paragraph 7 (“Early Cancellation/Accelerated Vesting of RSUs”) or as otherwise provided by the Committee.