Lumentum (LITE) perpetual futures on Polymarket track the share price of Lumentum 1:1 in USD and trade 24/7, including when the Nasdaq is closed, with no expiry. Lumentum is a US-based optical and photonics company best known for the lasers and optical transceivers that carry data through cloud data centers and telecom networks, listed on the Nasdaq under LITE. It was spun off from JDSU in 2015 and is headquartered in San Jose, California. Lumentum makes indium phosphide lasers in its own wafer fabs, and demand for them is closely tied to the high-speed optical links that connect GPUs in AI data centers.