Common use of Alternative Premises Clause in Contracts

Alternative Premises. If at any time during the Term of this Lease, Tenant is considering leasing additional or alternative space in the San Diego area, Tenant shall deliver written notice (“Premises Notice”) to Landlord, which Premises Notice shall include a description of the additional or alternative space desired by Tenant. For a period of 30 days following Tenant’s delivery of the Premises Notice to Landlord (“Exclusive Period”), Tenant agrees that Landlord shall have the exclusive right, if it so elects and without any obligation to do so, to offer Tenant additional or alternative premises which satisfy in part or in its entirety the premises being sought by Tenant (“Alternative Premises”) on market terms at the Project or, if Landlord so elects, at another property in the San Diego area owned or controlled by an entity controlled by, under common control with, or controlling Landlord including, without limitation, any of the constituent members of Landlord or Alexandria Real Estate Equities, Inc. (any such entity, an “Affiliate”). Landlord and/or any Affiliate, as the case may be, shall have the right, if it so elects and without any obligation to do so, to acquire a new project or redevelop any existing project it then owns to provide the Alternative Premises. Tenant shall consider in good faith any Alternative Premises offered to Tenant by Landlord (or its Affiliate) during the Exclusive Period. If Landlord (or its Affiliate) and Tenant identify an Alternative Premises acceptable to Tenant, Landlord (or its Affiliate) and Tenant shall use good faith efforts to negotiate and enter into a new lease for such Alternative Premises. If Landlord (or its Affiliate) and Tenant are negotiating a lease as of the expiration of the Exclusive Period, the Exclusive Period shall be extended through the earlier to occur of (i) the date that Landlord (or its Affiliate) and Tenant enter into a new lease, or (ii) the date that negotiations between Landlord (or its Affiliate) and Tenant terminate. Such new lease shall, if entered into, otherwise be upon terms and conditions acceptable to Landlord or Affiliate, as the case may be, and Tenant in their respective good faith sole discretion. The provisions of this Section 40 shall only apply so long as ARE-10933 North Xxxxxx Xxxxx, LLC, or an Affiliate is the owner of the Project.

Alternative Premises. If at any time during Commencing on the date that is 18 months prior to the expiration date of the Base Term of this Lease, Tenant is considering leasing additional or alternative space in Lease (the San Diego area, Tenant shall deliver written notice (“Alternative Premises Notice”) to Landlord, which Premises Notice shall include a description of the additional or alternative space desired by Tenant. For a period of 30 days following Tenant’s delivery of the Premises Notice to Landlord (“Exclusive PeriodCommencement Date”), Tenant agrees through the date that is 15 months prior to the expiration date of the Base Term of the Lease (the “Alternative Premises Expiration Date”), Landlord shall have the exclusive rightopportunity, if it so elects and without any obligation to do so, to offer Tenant additional one or more alternative premises for lease to Tenant which satisfy in part or in its entirety reasonably satisfies the premises being sought by Tenant following the expiration or earlier termination of the Base Term of this Lease for purposes of relocating the operations then being performed at the Building (“Alternative Premises”) on ). Such Alternative Premises shall be offered, if at all, to Tenant at market terms and may be located at the Project or, if Landlord so elects, at another property in the San Diego area owned or controlled by an entity controlled by, under common control with, or controlling Landlord including, without limitation, any of the constituent members of Landlord or Alexandria Real Estate Equities, Inc. (any such entity, an “Affiliate”). Alternatively, Landlord and/or any Affiliate, as the case may be, shall have the right, if it so elects and without any obligation to do so, to acquire a new project or redevelop any existing project it then owns to provide the Alternative Premises. Tenant shall consider in good faith any Alternative Premises offered to Tenant by Landlord (or its Affiliate) during the Exclusive Period. If Landlord (or its Affiliate) and Tenant identify an Alternative Premises acceptable to Tenant, Landlord (or its Affiliate) and Tenant shall use good faith efforts to negotiate and enter into a new lease for such Alternative Premises. If Landlord (or its Affiliate) and Tenant are negotiating a lease as of the expiration of the Exclusive Period, the Exclusive Period shall be extended through the earlier to occur of (i) the date that Landlord (or its Affiliate) and Tenant enter into a new lease, or (ii) the date that negotiations between Landlord (or its Affiliate) and Tenant terminate. Such new lease shall, if entered into, otherwise be upon terms and conditions acceptable to Landlord or Affiliate, as the case may be, and Tenant in their respective good faith sole discretion. Tenant agrees to evaluate any such offer by Landlord (or its Affiliate) in good faith, but shall have no obligation to enter into any such new lease. The provisions of this Section 40 42(p) shall only apply so long as ARE-10933 North Xxxxxx XxxxxARE-SD Region No. 36, LLC, or an Affiliate is the owner of the Project.. Further, the provisions of this Section 42(p) shall only apply so long as the original Tenant is the Tenant under this Lease and shall not apply following any assignment of the Lease by the original Tenant. Net Lease 10151 Xxxxxx Canyon/Tandem - Page 37

Alternative Premises. If at any time during the Term of this Lease, Tenant is considering leasing additional or alternative space in the San Diego area, Tenant shall deliver written notice (“Premises Notice”) to Landlord, which Premises Notice shall include a description of the additional or alternative space desired by Tenant. For a period of 30 days following Tenant’s delivery of the Premises Notice to Landlord (“Exclusive Period”), Tenant agrees that Landlord shall have the exclusive right, if it so elects and without any obligation to do so, to offer Tenant additional or alternative premises which satisfy in part or in its entirety the premises being sought by Tenant (“Alternative Premises”) on market terms at the Project or, if Landlord so elects, at another property in the San Diego area owned or controlled by an entity controlled by, under common control with, or controlling Landlord including, without limitation, any of the constituent members of Landlord or Alexandria Real Estate Equities, Inc. (any such entity, an “Affiliate”). Landlord and/or any Affiliate, as the case may be, shall have the right, if it so elects and without any obligation to do so, to acquire a new project or redevelop any existing project it then owns to provide the Alternative Premises. Tenant shall consider in good faith any Alternative Premises offered to Tenant by Landlord (or its Affiliate) during the Exclusive Period. If Landlord (or its Affiliate) and Tenant identify an Alternative Premises acceptable to Tenant, Landlord (or its Affiliate) and Tenant shall use good faith efforts to negotiate and enter into a new lease for such Alternative Premises. If Landlord (or its Affiliate) and Tenant are negotiating a lease as of the expiration of the Exclusive Period, the Exclusive Period shall be extended through the earlier to occur of (i) the date that Landlord (or its Affiliate) and Tenant enter into a new lease, or (ii) the date that negotiations between Landlord (or its Affiliate) and Tenant terminate. Such new lease shall, if entered into, otherwise be upon terms and conditions acceptable to Landlord or Affiliate, as the case may be, and Tenant in their respective good faith sole discretion. The provisions of this Section 40 42 shall only apply so long as ARE-10933 North Xxxxxx XxxxxARE-SD Region No. 24, LLC, or an Affiliate is the owner of the Project.

Alternative Premises. If at any time during the Term of this Lease, Tenant is considering leasing additional or alternative space in the San Diego area, Tenant shall deliver written notice (“Premises Notice”) to Landlord, which Premises Notice shall include a description of the additional or alternative space desired by Tenant. For a period of 30 days following Tenant’s delivery of the Premises Notice to Landlord (“Exclusive Period”), Tenant agrees that Landlord shall have the exclusive right, if it so elects and without any obligation to do so, to offer Tenant additional or alternative premises which satisfy in part or in its entirety the premises being sought by Tenant (“Alternative Premises”) on market terms at the Project or, if Landlord so elects, at another property in the San Diego area owned or controlled by an entity controlled by, under common control with, or controlling Landlord including, without limitation, any of the constituent members of Landlord or Alexandria Real Estate Equities, Inc. (any such entity, an “Affiliate”). Landlord and/or any Affiliate, as the case may be, shall have the right, if it so elects and without any obligation to do so, to acquire a new project or redevelop any existing project it then owns to provide the Alternative Premises. Tenant shall consider in good faith any Alternative Premises offered to Tenant by Landlord (or its Affiliate) during the Exclusive Period. If Landlord (or its Affiliate) and Tenant identify an Alternative Premises acceptable to Tenant, Landlord (or its Affiliate) and Tenant shall use good faith efforts to negotiate and enter into a new lease for such Alternative Premises. If Landlord (or its Affiliate) and Tenant are negotiating a lease as of the expiration of the Exclusive Period, the Exclusive Period shall be extended through the earlier to occur of (i) the date that Landlord (or its Affiliate) and Tenant enter into a new lease, or (ii) the date that negotiations between Landlord (or its Affiliate) and Tenant terminate. Such new lease shall, if entered into, otherwise be upon terms and conditions acceptable to Landlord or Affiliate, as the case may be, and Tenant in their respective good faith sole discretion. The provisions of this Section 40 42(t) (x) shall only apply so long as ARE-10933 North Xxxxxx XxxxxARE-SD Region No. 44, LLC, or an Affiliate is the owner of the Project, and (y) shall not be applicable during any Extension Term. IN WITNESS WHEREOF, Landlord and Tenant have executed this Lease as of the day and year first above written. a Delaware corporation By: /s/ Mxxxxxx XxxXxxx Its: Mxxxxxx XxxXxxx ARE-SD REGION NO. 44, LLC, a Delaware limited liability company By: ALEXANDRIA REAL ESTATE EQUITIES, L.P., a Delaware limited partnership, managing member By: ARE-QRS CORP., a Maryland corporation, general partner By: /s/ Gxxx Xxxx Gxxx Xxxx Its: Executive Vice President – Real Estate L THIS WORK LETTER dated December 18, 2020 (this “Work Letter”) is made and entered into by and between ARE-SD REGION NO. 44, LLC, a Delaware limited liability company (“Landlord”), and AVIDITY BIOSCIENCES, INC., a Delaware corporation (“Tenant”), and is attached to and made a part of the Amended and Restated Lease Agreement dated December 18, 2020 (the “Lease”), by and between Landlord and Tenant. Any initially capitalized terms used but not defined herein shall have the meanings given them in the Lease.

Alternative Premises. If at any time during the Term of this Lease, Tenant is considering leasing additional or alternative space in the San Diego area, Tenant shall deliver written notice (“Premises Notice”) to Landlord, which Premises Notice shall include a description of the additional or alternative space desired by Tenant. For a period of 30 days following Tenant’s delivery of the Premises Notice to Landlord (“Exclusive Period”), Tenant agrees that Landlord shall have the exclusive right, if it so elects and without any obligation to do so, during the 30 days following such notice, prior to Tenant going out to the market to seek any such additional or alternative space, to offer Tenant additional or alternative premises which satisfy in part or in its entirety the premises being sought by Tenant (“Alternative Premises”) on market terms at the Project or, if Landlord so elects, at another property in the San Diego area owned or controlled by an entity controlled by, under common control with, or controlling Landlord including, without limitation, any of the constituent members of Landlord or Alexandria Real Estate Equities, Inc. (any such entity, an “Affiliate”). Landlord and/or any Affiliate, as the case may be, shall have the right, if it so elects and without any obligation to do so, to acquire a new project or redevelop any existing project it then owns to provide the Alternative Premises. Tenant shall consider in good faith any Alternative Premises offered to Tenant by Landlord (or its Affiliate) during the Exclusive Period), but Tenant shall have no obligation to enter into a new lease for such Alternative Premises with Landlord (or its Affiliate). If Landlord (or its Affiliate) and Tenant identify an Alternative Premises acceptable to Tenant, Landlord (or its Affiliate) and Tenant shall use good faith efforts to negotiate and enter into a new lease for such Alternative Premises. If Landlord (or its Affiliate) and Tenant are negotiating a lease as of the expiration of the Exclusive Period, the Exclusive Period shall be extended through the earlier to occur of (i) the date that Landlord (or its Affiliate) and Tenant enter into a new lease, or (ii) the date that negotiations between Landlord (or its Affiliate) and Tenant terminate. Such new lease shall, if entered into, shall otherwise be upon terms and conditions acceptable to Landlord or Affiliate, as the case may be, and Tenant Tenant, each in their respective good faith sole and absolute discretion. If the parties are unable within the 30 days following Xxxxxx’s notice to (x) identify an Alternative Premises reasonably acceptable to Tenant or (y) come to agreement on a new lease, then Tenant shall be free to pursue any other lease options that it elects. The provisions of this Section 40 33 shall only apply so long as ARE-10933 North Xxxxxx XxxxxARE-9880 Campus Point, LLC, or an Affiliate is the owner of the Project.

Alternative Premises. If at any time during the Term of this Lease, Tenant is considering leasing additional or alternative space in the San Diego area, Tenant shall deliver written notice (“Premises Notice”) to Landlord, which Premises Notice shall include a description of the additional or alternative space desired by Tenant. For a period of 30 days following Tenant’s delivery of the Premises Notice to Landlord (“Exclusive Period”), Tenant agrees that Landlord shall have the exclusive right, if it so elects and without any obligation to do so, within 45 days following such notice, prior to Tenant going out to the market to seek any such additional or alternative space, to offer Tenant additional or alternative premises which satisfy in part or in its entirety the premises being sought by Tenant (“Alternative Premises”) on market terms at the Project or, if Landlord so elects, at another property in the San Diego area owned or controlled by an entity controlled by, under common control with, or controlling Landlord including, without limitation, any of the constituent members of Landlord or Alexandria Real Estate Equities, Inc. (any such entity, an “Affiliate”). Landlord and/or any Affiliate, as the case may be, shall have the right, if it so elects and without any obligation to do so, to acquire a new project or redevelop any existing project it then owns to provide the Alternative Premises. Tenant shall consider in good faith any Alternative Premises offered to Tenant by Landlord (or its Affiliate) during the Exclusive Period), but Tenant shall have no obligation to enter into a new lease for such Alternative Premises with Landlord (or its Affiliate). 3565 General Atomics – Suite 200&100A/Pipeline Tx - Page 41 If Landlord (or its Affiliate) and Tenant identify an Alternative Premises acceptable to Tenant, Landlord (or its Affiliate) and Tenant shall use good faith efforts to negotiate and enter into a new lease for such Alternative Premises. If Landlord (or its Affiliate) and Tenant are negotiating a lease as of the expiration of the Exclusive Period, the Exclusive Period shall be extended through the earlier to occur of (i) the date that Landlord (or its Affiliate) and Tenant enter into a new lease, or (ii) the date that negotiations between Landlord (or its Affiliate) and Tenant terminate. Such new lease shall, if entered into, shall otherwise be upon terms and conditions acceptable to Landlord or Affiliate, as the case may be, and Tenant Tenant, each in their respective good faith sole and absolute discretion. If the parties are unable in a reasonable period of time to (x) identify an Alternative Premises reasonably acceptable to Tenant or (y) come to agreement on a new lease, then Tenant shall be free to pursue any other lease options that it elects. If Landlord (or its Affiliate) and Tenant fail to identify an Alternative Premises acceptable to Tenant, then Tenant shall be free to pursue any other lease options that it elects. The provisions of this Section 40 43 shall only apply so long as ARE-10933 North Xxxxxx XxxxxARE-3535/3565 General Atomics Court, LLC, or an Affiliate is the owner of the Project.