Hurlston said that as tech companies race to build faster AI data centers, Lumentum's optical component capacity is fully sold out through early 2029, with about 70% of demand for some products unmet in 2027 and a 30% demand gap for others in 2028. Over the past two years, the company has increased capacity at a key Tokyo-area plant by 12 times, plans to invest at least $350 million, expanded its UK Caswell plant, and is considering acquisitions in 2027 to expand its product line.