When artificial intelligence (AI) models scale, they inevitably run into a hard physical limit. Modern data centers currently rely on traditional copper wiring to connect servers and graphics processing units.
Tower Semiconductor (NASDAQ:TSEM) shares rose 13% on Tuesday after the company announced a strategic expansion of its silicon photonics, silicon germanium (SiGe), and advanced packaging capabilities in Japan with support from the Japanese government. The semiconductor foundry said the dual-track expansion plan is designed to significantly increase manufacturing capacity and support growing customer demand, particularly from artificial intelligence and data center applications requiring next-generation optical connectivity.
Tower Semiconductor stock surges after the chips manufacturer announces plans for a $3 billion expansion in Japan.
The Israeli chip manufacturer said it will spend $3 billion on expanding its chip production in Japan, with $1 billion coming from a Japanese government grant.
Tower Semiconductor NASDAQ: TSEM reported a sharp year-over-year increase in first-quarter 2026 profit and issued guidance for what it said would be the highest quarterly revenue in the company's history, driven by accelerating demand in silicon photonics and related technologies for AI data center infrastructure.
Tower Semiconductor Ltd. (TSEM) Q1 2026 Earnings Call Transcript
Tower Semiconductor (NASDAQ:TSEM) reported better-than-expected financial results for the first quarter and issued an upbeat outlook, sending its shares 12% higher on Wednesday morning. For the quarter ended March 31, 2026, Tower Semiconductor reported revenue of $413.6 million, compared with $358 million a year earlier, representing 15% year-over-year growth and above consensus estimates of about $408 million.
Tower Semiconductor on Wednesday forecast second-quarter revenue above estimates and said it landed $1.3 billion in deals for 2027 to supply chips that use light to move data at high speeds through artificial intelligence data centers.
Tower Semiconductor (NASDAQ:TSEM) is set to report first quarter earnings before the market opens Wednesday, with investors expected to focus closely on the company's long-term growth outlook and management commentary around future capacity expansion. Wedbush analysts wrote that they expect the Israel-based chipmaker to meet or exceed expectations for the quarter, noting that management has historically issued conservative guidance.
On April 21, 2026, Tower Semiconductor Ltd (TSEM) shares fell 3.5% to a current price of $216.72. This drop comes amidst a 52-week range that saw a high of $228
Tower Semiconductor Ltd. (NASDAQ:TSEM) has been one of the semiconductor sector's standout performers, with shares up 2.46% over the past week and up nearly 44% over the past month.
Shares of Tower Semiconductor (NASDAQ:TSEM) fell more than 6% in New York trading on Thursday, caught in a broader selloff across chip stocks, even as analysts pointed to new expansion plans that could drive longer-term upside. Analysts at Wedbush Securities said Tower's plans to expand cleanroom capacity for silicon photonics (SiPh) and silicon-germanium (SiGe) production suggest growing confidence that demand will exceed its existing optics-focused investments.