ProQR Therapeutics (PRQR) announced that it has commenced an underwritten public offering of its ordinary shares. ProQR intends to use the net proceeds from the offering, together with its existing cash and cash equivalents, to primarily fund research and development and clinical development to support the advancement of its current or future product candidates and the expansion of its research and development programs, and the remainder for working capital, capital expenditures and other general corporate purposes. Evercore ISI, Cantor, Raymond James and Oppenheimer & Co. are acting as joint lead bookrunning managers for the offering.