On September 2, 2022, after considering all strategic alternatives, Allena Pharmaceuticals, Inc. filed a voluntary petition for relief under the provisions of Chapter 11 of Title 11 of the United States Code in the United States Bankruptcy Court for the District of Delaware. The bankruptcy case is being administered under the caption In re Allena Pharmaceuticals, Inc. (Case No. 22-10842).

In connection with the Chapter 11 filing, on September 2, 2022, the Company terminated the employment of substantially all of its employees, including Louis Brenner, Chief Executive Officer of the Company.