SEC filing: Ambiq Micro, which makes ultra-low power chips, is seeking to raise as much as $85M from its IPO, marketing 3.4M shares at $22 to $25 each (Anthony Hughes/Bloomberg)

Anthony Hughes / Bloomberg:
SEC filing: Ambiq Micro, which makes ultra-low power chips, is seeking to raise as much as $85M from its IPO, marketing 3.4M shares at $22 to $25 each  —  Ambiq Micro Inc., a maker of ultra-low power semiconductors for artificial intelligence applications, is seeking to raise as much as $85 million from an initial public offering.