Alkermes plc. 10-K

Item 2. Properties We lease approximately 14,600 square feet of corporate office space in Dublin, Ireland, which houses our corporate headquarters. In 2023, we exercised our option to extend the lease term for a four-year period. This extended lease expires in 2027 and does not include an additional tenant option to further extend the term. We lease two properties in Waltham, Massachusetts. One facility has approximately 180,000 square feet of space and houses corporate offices, administrative areas and laboratories. This lease expires in 2026 and includes a tenant option to extend the term for an additional five-year period. The second property has approximately 231,000 square feet of office space and laboratory space. This lease, which commenced in January 2020, expires in 2035 and includes a tenant option to extend the term for an additional ten-year period. We lease approximately 7,000 square feet of corporate office and administrative space in Washington, DC. This lease expires in 2029 and includes a tenant option to extend the term for an additional five-year period. We own an R&D and manufacturing facility in Athlone, Ireland (approximately 400,000 square feet) and a manufacturing facility in Wilmington, Ohio (approximately 375,000 square feet). We believe that our current facilities are suitable and adequate for our current and near‑term preclinical, clinical and commercial requirements.