Related Party Transactions |
6 Months Ended |
|---|---|
Jun. 30, 2026 | |
| Related Party Transactions [Abstract] | |
| Related Party Transactions | 13. Related Party Transactions In December 2019, the Company entered into a non-cancelable sublease arrangement with a related party to sublease approximately 50% of the Company’s leased space at 30 Acorn Park Drive in Cambridge, Massachusetts through February 2025. In January 2024, the Company and the sublessee amended the sublease arrangement to extend the sublease date through December 2025. The sublessee is considered a related party due to common board members and stockholders. The related party was required to make lease payments and payments for its proportionate share of related occupancy costs to the Company. The sublease expired in December 2025. The Company recorded sublease income of $1.1 million and $2.1 million for the three and six months ended June 30, 2025, respectively. In addition, the Company received payments from the related party of $0.5 million and $1.1 million during the three and six months ended June 30, 2025, respectively, representing the related party’s share of occupancy costs. Of the amounts received, $0.5 million and $1.0 million were recorded as a reduction of research and development expense for the three and six months ended June 30, 2025, respectively, and less than $0.1 million and $0.1 million was recorded as a reduction of general and administrative expense for the three and six months ended June 30, 2025, respectively, in the condensed consolidated statements of operations and comprehensive loss. |