argenx climbs after raising $100M in NASDAQ listing

argenx S.E. (Euronext:ARGX; NASDAQ:ARGX) gained $6 (35%) to $23 in its first day of U.S. trading Thursday after it raised $100 million through the sale of 5.9 million ADSs at $17 in a NASDAQ offering underwritten by Cowen, Piper Jaffray, JMP Securities and Wedbush PacGrow.

The company proposed last month to raise up to $74.8 million...