Master Lease. [[Landlord:Organization]] Almanor, LLC, a Delaware limited liability company (“Master Lessor”), as “Landlord”, and Sublessor, as “Tenant”, entered into that certain Office Lease dated as of November 10, 2018 (“Master Lease”) whereby Master Lessor currently leases to Sublessor approximately 51,756 rentable square feet (“Master Premises”) located on the first and fourth floors of that certain building located at [[Landlord:Organization]] Almanor Avenue, Sunnyvale, California 94085 (“Building”). It is anticipated that as of December 1, 2019 (the “Commencement Date”), Master Lessor will deliver to Sublessor approximately 45,501 rentable square feet of the Building (referred to in the Master Lease as the “Phase 3 Premises”), consisting of the entirety of the second floor (containing approximately 33,407 rentable square feet) and a portion of the first floor (containing approximately 12,094 rentable square feet), which Phase 3 Premises will be added to the Master Premises effective on the Commencement Date. Sublessor represents and warrants that a true, correct and complete copy of the Master Lease (with redactions of certain financial data) is attached hereto as Exhibit A, that the Master Lease is in full force and effect and has not been amended or modified and that Sublessor is not in default under the Master Lease.

Master Lease. ICE BOX, LLC, as lessor (“Landlord”), and Sublandlord entered into that certain lease, dated as of 31 July 2017 (as amended, the “Master Lease”), with respect to the premises located in a multi-story, mixed use building located at 80 Guest Street, Brighton, Massachusetts 02135 (such mixed use building, the “Building”) and identified in the Master Lease (such premises, the “Premises”). A copy of the Master Lease is attached hereto as [Exhibit A]. Any capitalized term not defined in this Sublease has the meaning ascribed to it in the Master Lease.

Master Lease. Subtenant covenants that it will occupy the Subleased Premises in accordance with all of the terms and conditions of the Master Lease as they apply to the Subleased Premises, and will not suffer to be done or omit to do any act which may result in a violation of or a default under any of the terms and conditions of the Master Lease, or render Sublandlord liable for any damage, charge or expense thereunder. Subtenant further covenants and agrees to indemnify Sublandlord against and hold Sublandlord harmless from any claim, demand, action, proceeding, suit, liability, loss, judgment, expense (including reasonable attorneys’ fees) and damages of any kind or nature whatsoever arising out of, by reason of, or resulting from, # Subtenant’s breach or default in the performance of any terms, conditions, covenant or agreement of the Master Lease applicable to the Subleased Premises or this Sublease, # Subtenant’s occupancy of the Subleased Premises, the undertaking of any alterations, additions or improvements or repairs by Subtenant to the Subleased Premises or the conduct of Subtenant’s business on the Subleased Premises (including, without limitation, any use of Hazardous Materials by Subtenant or any person claiming by, through or under Subtenant, or any of the contractors, agents, servants, employees, licensees or invitees of Subtenant), and # any negligence or willful act of Subtenant or of any person claiming by, through or under Subtenant, or of the contractors, agents, servants, employees, licensees or invitees of Subtenant or any such person, in, on or about the Subleased Premises. Sublandlord covenants that it will maintain the Master Lease during the entire Sublease Term, subject, however, to any earlier termination of the Master Lease not caused by the fault of Sublandlord under the Master Lease, and to comply with or perform or cause to be performed Sublandlord’s obligations under the Master Lease to the extent not the responsibility of Subtenant hereunder. Sublandlord shall not agree to, or take any actions giving rise to, any amendment, modification or termination of the Master Lease, that materially increases the financial obligation of Subtenant under this Sublease or otherwise materially and adversely impacts the rights of Subtenant hereunder or Subtenant’s use of the Subleased Premises (except Sublandlord may exercise its express termination rights in accordance with the terms of the Master Lease but shall not otherwise voluntarily terminate the Master Lease and/or surrender possession

Compliance With Master Lease. Except as otherwise expressly provided herein, the terms of the Master Lease shall be incorporated herein as if fully set forth herein, except that # each reference to this “Lease”, and the “Lease Term”, “Base Rent” and “Additional Rent” shall be deemed a reference to this “Sublease”, the Term of this Sublease and the Base Rent and Additional Rent under this Sublease, respectively, # prior to the Expansion Premises Commencement Date, each reference to the Premises shall be deemed a reference to the Initial Premises, # each reference to “Landlord” and “Tenant” shall be deemed a reference to “Sublandlord” and “Subtenant”, respectively, # each reference to the Lease Commencement Date and Rent Commencement Date shall be deemed a reference to the Initial Premises Commencement Date, as to the Initial Premises, and the Expansion Premises Commencement Date, as to the Expansion Premises and # wherever there is a requirement to pay the costs and expenses of "Landlord," Subtenant shall only be obligated to pay Master Landlord’s costs and expenses and not both Sublandlord’s and Master Landlord’s costs and expenses; provided, however, Sublandlord shall cooperate reasonably to provide a waiver for Subtenant’s lender(s) and equipment lessor(s) and Subtenant shall also pay Sublandlord’s actual reasonable attorneys’ fees to review such waivers. In the event of a conflict between the express provisions of this Sublease and the provisions of the Master Lease incorporated herein, as between Sublandlord and Subtenant, the provisions of this Sublease shall control. Subtenant shall comply with and perform, for the benefit of Master Landlord and Sublandlord, all of such terms, covenants, conditions and obligations of the “Tenant” under the Master Lease, as incorporated herein, allocable or applicable to the Initial Premises or the Premises, as the case may be. Except as otherwise expressly provided hereunder, or as the context of this Sublease directly indicates otherwise, all of the obligations and rights imposed on or granted to the “Tenant” under the Master Lease, as incorporated herein, with respect to the portion of the Premises as to which this Sublease was commenced are hereby imposed on or granted to Subtenant and all of the obligations and rights imposed on or granted to the “Landlord” under the Master Lease, as incorporated herein, with respect to the portion of the Premises as to which this Sublease has commenced are hereby imposed on or granted hereunder to Sublandlord.

Termination of Master Lease. If for any reason the term of the Master Lease is terminated prior to the Expiration Date of this Sublease, this Sublease shall thereupon terminate and Sublandlord shall not be liable to Subtenant by reason thereof for damages or otherwise (except where such termination results from a default under the Master Lease by Sublandlord through no fault of Subtenant or is otherwise a breach of the terms of this Sublease by Sublandlord) except that Sublandlord shall return to Subtenant that portion of any Rent paid in advance by Subtenant, if any, which is applicable to the period following the date of such termination and so much of the Security Deposit as Sublandlord is obligated to return in accordance with the provisions of this Sublease. So long as Subtenant complies with its obligations under this Sublease: # Sublandlord shall perform all of its obligations under the Master Lease not agreed to be performed by Subtenant hereunder to the extent required to keep the Master Lease in full force and effect during the Term; # Sublandlord shall not, without Subtenant’s prior written consent, exercise any right to terminate the Master Lease, voluntarily terminate the Master Lease, or take any other action under the Master Lease that could materially adversely affect Subtenant’s use or occupancy of the Premises or materially increase Subtenant’s obligations or decrease Subtenant’s rights; and # Sublandlord shall not agree to any amendment of the Master Lease which would materially adversely affect Subtenant’s rights or obligations under this Sublease. Notwithstanding the foregoing, Sublandlord shall have no liability to Subtenant for its violation of the terms of this Section 9.3 if Master Landlord agrees that Subtenant may remain in possession of the Premises on the same terms as this Sublease for the remainder of the Term.

Compliance With Master Lease. Except as otherwise expressly provided herein, the terms of the Master Lease shall be incorporated herein as if fully set forth herein, except that # each reference to this “Lease”, and the “Lease Term”, “Base Rent” and “Additional Rent” shall be deemed a reference to this “Sublease”, the Term of this Sublease and the Base Rent and Additional Rent under this Sublease, respectively, # prior to the Expansion Premises Commencement Date, each reference to the Premises shall be deemed a reference to the Initial Premises, # each reference to “Landlord” and “Tenant” shall be deemed a reference to “Sublandlord” and “Subtenant”, respectively, # each reference to the Lease Commencement Date and Rent Commencement Date shall be deemed a reference to the Initial Premises Commencement Date, as to the Initial Premises, and the Expansion Premises Commencement Date, as to the Expansion Premises and # wherever there is a requirement to pay the costs and expenses of "Landlord," Subtenant shall only be obligated to pay Master Landlord’s costs and expenses and not both Sublandlord’s and Master Landlord’s costs and expenses; provided, however, Sublandlord shall cooperate reasonably to provide a waiver for Subtenant’s lender(s) and equipment lessor(s) and Subtenant shall also pay Sublandlord’s actual reasonable attorneys’ fees to review such waivers. In the event of a conflict between the express provisions of this Sublease and the provisions of the Master Lease incorporated herein, as between Sublandlord and Subtenant, the provisions of this Sublease shall control. Subtenant shall comply with and perform, for the benefit of Master Landlord and Sublandlord, all of such terms, covenants, conditions and obligations of the “Tenant” under the Master Lease, as incorporated herein, allocable or applicable to the Initial Premises or the Premises, as the case may be. Except as otherwise expressly provided hereunder, or as the context of this Sublease directly indicates otherwise, all of the obligations and rights imposed on or granted to the “Tenant” under the Master Lease, as incorporated herein, with respect to the portion of the Premises as to which this Sublease was commenced are hereby imposed on or granted to Subtenant and all of the obligations and rights imposed on or granted to the “Landlord” under the Master Lease, as incorporated herein, with respect to the portion of the Premises as to which this Sublease has commenced are hereby imposed on or granted hereunder to Sublandlord.

Termination of Master Lease. If for any reason the term of the Master Lease is terminated prior to the Expiration Date of this Sublease, this Sublease shall thereupon terminate and Sublandlord shall not be liable to Subtenant by reason thereof for damages or otherwise (except where such termination results from a default under the Master Lease by Sublandlord through no fault of Subtenant or is otherwise a breach of the terms of this Sublease by Sublandlord) except that Sublandlord shall return to Subtenant that portion of any Rent paid in advance by Subtenant, if any, which is applicable to the period following the date of such termination and so much of the Security Deposit as Sublandlord is obligated to return in accordance with the provisions of this Sublease. So long as Subtenant complies with its obligations under this Sublease: # Sublandlord shall perform all of its obligations under the Master Lease not agreed to be performed by Subtenant hereunder to the extent required to keep the Master Lease in full force and effect during the Term; # Sublandlord shall not, without Subtenant’s prior written consent, exercise any right to terminate the Master Lease, voluntarily terminate the Master Lease, or take any other action under the Master Lease that could materially adversely affect Subtenant’s use or occupancy of the Premises or materially increase Subtenant’s obligations or decrease Subtenant’s rights; and # Sublandlord shall not agree to any amendment of the Master Lease which would materially adversely affect Subtenant’s rights or obligations under this Sublease. Notwithstanding the foregoing, Sublandlord shall have no liability to Subtenant for its violation of the terms of this Section 9.3 if Master Landlord agrees that Subtenant may remain in possession of the Premises on the same terms as this Sublease for the remainder of the Term.

Preservation of Master Lease. So long as no Event of Default by Sublessee is continuing, except as otherwise provided with respect to termination in case of casualty or condemnation, Sublessor shall not enter into any agreement that will cause either the Master Lease to be terminated or the Sublease Premises to be surrendered prior to the expiration of the Term. Sublessor shall not enter into any

The sublease will in all respects be subject to the terms and conditions of the Master Lease, and Sublessee will be bound by all of the provisions applicable to “Tenant” thereunder as to the Sublease Premises, except for those portions that are by their express terms personal to Sublessor or that contradict provisions in this Sublease.

RELATIONSHIP TO MASTER LEASE. The Sublease and all its terms, covenants and provisions are and each of them is subject and subordinate to # the Master Lease (a copy of which is attached hereto as Exhibit B and made a part hereof by reference) under which Sublessor is in control of the Subleased Premises; # the rights as contained in the Master Lease of the owner or owners of the Premises and/or the land and building of which the Subleased Premises are a part; # all rights of Master Lessor as contained in the Master Lease; and # to any and all mortgages or encumbrances now or hereafter affecting the Subleased Premises to which the Master Lease would be subordinated. Sublessee expressly agrees that, if Sublessor's tenancy, control or right to possession shall terminate by expiration or any other cause not due to the fault of Sublessor, this Sublease shall thereupon immediately cease and terminate and Sublessee shall give immediate possession to Sublessor; provided however, that the liability of the Sublessee to the Sublessor or the