Key Highlights
- TSEM shares climbed approximately 14% Thursday, bringing weekly gains to over 33% since Monday’s Oriole Networks announcement
- Partnership leverages Tower’s silicon photonics platform for ultra-low, deterministic-latency networking in AI systems
- Company unveiled BCD Gen3 power management platform designed for AI data centers
- Collaboration with Salience Labs advances optical circuit switching technology
- Shares have climbed more than 300% during the past year
Tower Semiconductor (TSEM) posted gains of approximately 14% Thursday, moving against a declining broader market. This surge continues momentum that began earlier this week following the company’s partnership announcement with Oriole Networks.
Tower Semiconductor Ltd., TSEM
From Monday’s deal disclosure through Thursday’s close, TSEM has advanced more than 33%. Recent trading activity placed shares near $161.90.
Major development from OFC week..$TSEM partnered with Oriole Networks to bring nanosecond optical circuit switching (OCS) onto its PH18 silicon photonics platform.
This is important because it pushes photonics beyond transceivers and into the AI network fabric itself. Instead… pic.twitter.com/gzm3E80LuT
— Yiannis Zourmpanos (@yianisz) March 16, 2026
The collaboration with Oriole Networks emphasizes ultra-low, deterministic-latency networking utilizing Tower’s established silicon photonics platform. This technology addresses AI infrastructure needs, where network performance and efficiency face mounting demands.
Oriole CEO James Regan stated during the announcement that AI expansion requires the industry to reimagine conventional network infrastructure. “As models grow, legacy architectures hit a hard latency wall — while Oriole’s low, deterministic latency simply steps over it,” he remarked.
Estimates referenced alongside the partnership suggest the optical networking sector Tower is pursuing could expand to $80 billion by 2030.
Power Management Platform Launch Strengthens Position
Alongside the Oriole partnership, Tower introduced its BCD Gen3 power management platform during the week. This platform serves AI data centers and mobile power management applications, delivering what the company describes as industry-leading LDMOS performance.
This launch establishes Tower’s presence in the AI power management sector, where efficient, high-performance chip demand continues expanding.
Tower’s latest quarterly revenue reached approximately $1.44 billion, demonstrating the company’s presence across diverse semiconductor markets.
Optical Circuit Switching Collaboration with Salience Labs
Tower maintains an ongoing partnership with Salience Labs centered on optical circuit switching — transmitting data via light instead of electrical signals.
This initiative has advanced from development phases into pre-production stages, based on recent company updates. The technology substitutes conventional electronic switching with photonic circuits, capable of managing data requirements for large AI clusters with greater efficiency.
The Oriole and Salience collaborations provide Tower strategic positioning across two distinct layers of AI networking infrastructure.
TSEM has appreciated more than 300% during the past twelve months, ranking among the stronger semiconductor sector performers throughout that timeframe.
Thursday’s 14% advance occurred while broader markets experienced declines, highlighting the significant investor attention Monday’s Oriole announcement has generated.
