Catabasis Pharmaceuticals Announces Acquisition of Quellis Biosciences Inc.

BOSTON--(BUSINESS WIRE)--Catabasis Pharmaceuticals, Inc. (NASDAQ:CATB), a biopharmaceutical company, today announced that it has acquired Quellis Biosciences Inc. (“Quellis”), a privately-held emerging biopharmaceutical company focused on discovering best-in-class new molecules to treat serious rare diseases. Concurrent with the acquisition of Quellis, Catabasis entered into a definitive agreement for the sale of Series X convertible preferred stock (the “Series X preferred stock”) in a private placement to a group of institutional accredited investors led by Perceptive Advisors, with participation from Fairmount Funds Management LLC, RA Capital Management, Cormorant Asset Management, Venrock Healthcare Capital Partners, Logos Capital, Boxer Capital, Acorn Bioventures, Commodore Capital, Surveyor Capital (a Citadel company), Acuta Capital Partners, Sphera Healthcare, and Serrado Capital LLC. The private placement is expected to result in gross proceeds to Catabasis of approximately $110 million before deducting placement agent and other offering expenses. Catabasis expects to use the proceeds from the private placement primarily to enable the completion of IND-enabling studies, Phase 1a, and Phase 1b/2 clinical trials for the lead program QLS-215 in hereditary angioedema (HAE), a rare, debilitating and potentially life-threatening disease.