"First stock of AI audio chips in Hong Kong stock market" Fourier (03625) opens high and goes up on the first day of listing, with an intraday surge of over 117%

On March 31, the "first stock of AI audio chips in Hong Kong stocks" Fourier (03625) was officially listed and traded. It opened high in the morning and rose steadily, reaching a peak of 87 Hong Kong dollars in intraday trading, with a maximum increase of 117.5%. As of the time of writing, Fourier has surged by nearly 105%, trading at 81.80 Hong Kong dollars per share, with a market value exceeding 9.1 billion Hong Kong dollars. It is worth noting that on March 26, Fourier successfully closed its IPO, breaking the record for the hottest semiconductor IPO in 2026. According to authoritative market data, the public offering portion of the company was oversubscribed by a staggering 3117 times, with over 110,000 people subscribing. The subscription multiples continued to be off the charts, and the secondary market chips were extremely scarce. It was no surprise that Fourier was included in the top tier of IPOs for the year and became one of the most sought-after stars among this year's hard technology IPOs. In the grey market, Fourier also lived up to expectations, with the highest price reaching 85.5 Hong Kong dollars on March 30, a surge of approximately 113.75%. As a domestic chip design company using the Fabless model, Fourier Semiconductor has been focusing on the research and sales of intelligent audio and haptic feedback chips since its establishment in 2016. The company has successfully developed a number of "China's first" products, including the first portable amplifier audio chip with integrated ASIC DSP in China, the first medium to high-power audio chip, and the first amplifier audio chip certified by the automotive-grade AEC-Q100. The company's technical strength has been widely recognized by the industry. According to Frost & Sullivan data, based on revenue projections for 2024, Fourier Semiconductor ranks fourth among global amplifier audio chip suppliers and third among suppliers in China; based on shipment volume, it ranks second in the Chinese market and leads in the category of specialized chips for smart screens. Financial data shows that the company's revenue is growing rapidly. From 2022 to 2024, the company's revenue was 130 million yuan, 150 million yuan, and 355 million yuan respectively, with a two-year expansion of 173%. By the first 10 months of 2025, revenue had reached 281 million yuan, a year-on-year increase of 47.6%.