On July 8, 2022, Frequency Therapeutics, Inc. entered into a Sublease Agreement with Saliogen Therapeutics, Inc., pursuant to which the Company agreed to sublease approximately 30,040 rentable square feet on the third (3rd) floor of the building located at 75 Hayden Avenue, Suite 300, Lexington, Massachusetts (the “Premises”). The Sublease is subject to the terms of an Indenture of Lease (the “Master Lease”) dated January 7, 2020, by and between HCP/KING HAYDEN LLC and the Company. The term of the Sublease will commence on the date that is three business days (or such earlier date as the Company and Saliogen may mutually agree upon) after the later date to occur of (i) the date the subleased space is delivered to Saliogen in the condition specified in the Sublease, and (ii) the date the Company delivers to Saliogen a fully executed form of consent from the Landlord, and ending on the last day of the month in which the second anniversary of the term commencement date occurs, unless either terminated or extended by the parties in accordance with the terms of the Sublease.

The base rent per month of the Premises for the first year and second year of the Sublease will be $197,087.43 and $203,000.06, respectively. In addition to base rent, Saliogen has agreed to pay 49% of operating costs and taxes payable under the Master Lease.