5 Best Photonics Stocks to Buy Now

4.  POET Technologies Inc. (NASDAQ:POET) 

On April 27, 2026, POET Technologies Inc. (NASDAQ:POET) announced that Marvell Semiconductor wiped out all purchase orders for Celestial AI. It includes initial production units announced in April 2023, after Marvell claimed the company violated confidentiality obligations by spilling order and shipping information. The firm stated that Marvell sent a written notification of the cancellation on April 23. It also stated that it continues to fulfill orders for other customers, including a recently announced purchase order for around $5 million.

POET Technologies Inc. (NASDAQ:POET) had previously reported faster commercialization activities and growing client activity in AI networking areas. Chairman and CEO Dr. Suresh Venkatesan said that the firm received more than $225 million in funding during the fourth quarter and another $150 million in January 2026 to expand manufacturing capacity and satisfy customer demand. Venkatesan also stated that the company has received a production order in excess of $5 million for its Infinity optical engines. It wants to supply over 30,000 optical engines this year across high-speed as well as high-power applications.

POET Technologies Inc. (NASDAQ:POET) is a firm that designs, develops, manufactures, and sells optoelectronic products for the sensing, data transfer, and telecommunications markets. It created the POET Optical Interposer platform, which allows the combination of electronic and photonic devices into a single multi-chip module.