Subsequent Event	9 Months Ended
Sep. 30, 2023
Subsequent Event.
Subsequent Event	(9) Subsequent Events On October 18, 2023, the Company amended its Malvern lease to extend the term of the lease from May 31, 2028 to May 31, 2030 (the “Lease Amendment”). Pursuant to the Lease Amendment, the Company has also leased an additional 15,881 square feet at the Company’s corporate headquarters commencing on December 1, 2023 (the “Expansion Premises”) and will relinquish 4,652 square feet of non-contiguous space currently subject to the lease agreement on June 30, 2025 (the “Relinquished Space”). The Expansion Premises will increase the Company’s total leased square footage in the building from 24,725 square feet to 40,606 square feet, which will be subsequently reduced to 35,954 square feet as of June 30, 2025 following removal of the Relinquished Space. The Lease Amendment also required the Company to pay an additional security deposit of $0.3 million. On November 13, 2023, the Company entered into a new Equity Distribution Agreement (the “2023 Equity Agreement”) with Piper Sandler & Co. as Sales Agent in connection with the establishment of an at-the-market offering program under which the Company may sell shares of the Company’s common stock, from time to time through the Sales Agent. The Company terminated the previous 2020 Equity Agreement in connection with its entry into the 2023 Equity Agreement.

Subsequent Event

9 Months Ended

Sep. 30, 2023

(9) Subsequent Events

On October 18, 2023, the Company amended its Malvern lease to extend the term of the lease from May 31, 2028 to May 31, 2030 (the “Lease Amendment”). Pursuant to the Lease Amendment, the Company has also leased an additional 15,881 square feet at the Company’s corporate headquarters commencing on December 1, 2023 (the “Expansion Premises”) and will relinquish 4,652 square feet of non-contiguous space currently subject to the lease agreement on June 30, 2025 (the “Relinquished Space”). The Expansion Premises will increase the Company’s total leased square footage in the building from 24,725 square feet to 40,606 square feet, which will be subsequently reduced to 35,954 square feet as of June 30, 2025 following removal of the Relinquished Space. The Lease Amendment also required the Company to pay an additional security deposit of $0.3 million.

On November 13, 2023, the Company entered into a new Equity Distribution Agreement (the “2023 Equity Agreement”) with Piper Sandler & Co. as Sales Agent in connection with the establishment of an at-the-market offering program under which the Company may sell shares of the Company’s common stock, from time to time through the Sales Agent. The Company terminated the previous 2020 Equity Agreement in connection with its entry into the 2023 Equity Agreement.