Braveheart Bio (BRVE) shares rose 69.8% in Thursday trading after the company announced an upsized initial public offering of 21.25 million common shares late Wednesday.
The stock opened for trading Thursday at $30.20, compared with its public offering price of $18 per share.
The offering is expected to close Friday, subject to customary closing conditions.
Price: $30.53, Change: $+12.53, Percent Change: +69.58%