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Tower Semiconductor Stock Jumps on High-Volume AI Chip Shipments
Tower Semiconductor (NASDAQ: TSEM) shares surged 7.0% in pre-open trading after the company announced it has begun high-volume shipments of advanced photonic integrated circuits designed for artificial intelligence data centers. The move, made with fabless partner NewPhotonics, signals a key commercial milestone for the company's silicon photonics business.
Shipments Target AI Data Centers
According to the announcement, the chips are laser-integrated, serviceable optical engines manufactured on Tower’s proprietary PH18DA silicon photonics platform. They are designed to meet the growing demand for high-bandwidth, energy-efficient optical interconnects crucial for modern AI infrastructure.
The circuits currently support data rates ranging from 800G to 1.6T, with a product roadmap extending to 6.4T to address the needs of future AI cluster architectures. For investors, this development represents a significant commercial inflection point, turning Tower's silicon photonics strategy into a verified, revenue-generating product line.
Favorable Backdrop Boosts Shares
AdThe news was amplified by several supportive factors, including a broadly positive market session that provided a tailwind for company-specific catalysts. The stock's momentum is also supported by a constructive analyst consensus and strong underlying fundamentals.
Key points providing context for the move include:
- Positive Analyst Coverage: Stifel recently initiated coverage with a Buy rating, while Bank of America previously launched with a Buy rating and a $367 price target, both citing the company's silicon photonics growth potential.
- Strong Financial Performance: Tower posted record Q2 2026 results with 24% year-on-year revenue growth and guided for a record Q3 with approximately 31% year-on-year growth.
- Upcoming Industry Showcase: The company is scheduled to present its silicon photonics solutions at the ECOC 2026 conference in Spain, keeping investor attention on the high-growth segment.
In response to the combination of these factors, Tower Semiconductor's stock reached $216.28 in pre-market activity, marking a significant recovery from a recent pullback.
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