Ambiq Micro (AMBQ) said Thursday it closed an upsized public offering of 2.3 million common shares, raising gross proceeds of $179.4 million.
The company said total includes the full exercise of the underwriters' option to buy 300,000 additional shares at the public offering price of $78.00 per share.
Shares of Ambiq Micro were up 5% in Thursday trading.
Price: $85.29, Change: $+4.11, Percent Change: +5.06%