An underwritten public offering is when a company sells new shares of its stock to the public with the help of a financial firm, called an underwriter. The underwriter agrees to buy all the shares upfront, reducing the company's risk, and then sells them to investors. This process helps companies raise money quickly and confidently from a wide range of buyers.
underwriters’ optionfinancial
An underwriters’ option is a provision in a securities offering that lets the group selling the new shares buy a fixed extra amount (often up to 15%) from the issuer after the sale. It acts like a short-term safety valve: if demand is strong, underwriters exercise the option and supply extra shares; if the price falls, they can use the option to stabilize the market. For investors this matters because it affects how many shares come to market, potential short-term dilution, and post-offering price stability—similar to having a reserve supply to smooth out sudden swings.
public offering pricefinancial
The public offering price is the amount of money a company charges investors to buy its shares during a new stock sale to the public. It determines how much the company raises and how much each share is worth at the start of trading. For investors, it helps gauge the initial value of the stock and whether it might be a good investment opportunity.
registration statementregulatory
A registration statement is a formal document that companies file with a government agency to offer new shares of stock to the public. It provides essential information about the company's finances, operations, and risks, helping investors make informed decisions. Think of it as a detailed product description that ensures transparency and trust before buying into a company.
prospectusregulatory
A prospectus is a detailed document that explains a company's plans for offering new shares or investments to the public. It’s important because it provides potential investors with key information about the company’s business, risks, and how they might make money, helping them decide whether to invest. Think of it as a guidebook for understanding what you're buying into.
book-running managersfinancial
Book-running managers are the main banks or financial firms that organize and oversee a company's sale of new stocks or bonds. They help set the price, decide how many to sell, and coordinate the process to make sure everything runs smoothly. Their role is important because they guide the company through the complex process of raising money from investors.
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AUSTIN, Texas--(BUSINESS WIRE)--
Ambiq Micro, Inc. (“Ambiq”) (NYSE: AMBQ), a technology leader in ultra-low-power semiconductor solutions for edge AI, today announced the closing of its upsized underwritten public offering of 2,300,000 shares of its common stock, including the full exercise of the underwriters’ option to purchase 300,000 additional shares, at a public offering price of $78.00 per share. The gross proceeds to Ambiq from the offering, before deducting underwriting discounts and commissions and other offering expenses, were $179.4 million.
BofA Securities and UBS Investment Bank acted as joint lead book-running managers for the offering. Needham & Company, Stifel, and Roth Capital Partners acted as joint book-running managers for the offering.
A registration statement relating to the offering of securities was declared effective by the U.S. Securities and Exchange Commission on June 23, 2026. The offering was made only by means of a prospectus. Copies of the final prospectus relating to the offering may be obtained by contacting: BofA Securities, NC1-022-02-25, 201 North Tryon Street, Charlotte, North Carolina 28255-0001, Attention: Prospectus Department, or by email at dg.prospectus_requests@bofa.com or UBS Securities LLC, Attention: Prospectus Department, 11 Madison Avenue, New York, New York 10010, or by email at ol-prospectus-request@ubs.com.
This press release shall not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or other jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state or other jurisdiction.
About Ambiq
Headquartered in Austin, Texas, Ambiq’s mission is to enable intelligence (artificial intelligence (AI) and beyond) everywhere by delivering the lowest power semiconductor solutions. Ambiq enables its customers to deliver AI compute at the edge where power consumption challenges are the most severe. Ambiq’s technology innovations, built on the patented and proprietary subthreshold power optimized technology (SPOT®), fundamentally deliver a multi-fold improvement in power consumption over traditional semiconductor designs. Ambiq has powered over 300 million devices to date.
