−Removed: Our headquarters is currently located in Fremont, California, and consists of 72,500 square feet of leased office and laboratory space under a lease that expires in September 2021, with an option to extend the lease term subsequently by five years.
−Removed: In addition, we lease 3,520 square feet of office space in Waltham, Massachusetts, under a lease that currently expires in September 2021.
−Removed: We believe that our existing facilities are adequate for our current needs.
−Removed: If we determine that additional or new facilities are needed in the future, we believe that sufficient options would be available to us on commercially reasonable terms.
+Added: Our headquarters is currently co-located in Fremont, California and Waltham, Massachusetts.
+Added: The Fremont headquarters consists of 72,500 square feet of leased office and laboratory space under a lease that expires in September 2021.
+Added: During December 2020, we entered into a new lease agreement that currently expires in June 2026 for 12,864 square feet of office space in Waltham, Massachusetts which will serve as our east coast headquarters.
+Added: In addition, we lease 3,520 square feet of additional office space at a different location in Waltham, Massachusetts, under a lease that currently expires in September 2021, as well as 4,768 square feet of office space in Milwaukee, Wisconsin, under a lease that expires in February 2026.
+Added: We have not renewed the lease at our current Fremont headquarters location and expect to enter into a new facility lease in Fremont, California during the first quarter of 2021.
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.