MACOM Technology Solutions surges on record results as AI data center demand rewrites growth forecasts

MACOM Technology Solutions reported fiscal Q2 2026 revenue of $289 million, a 22% jump year-over-year, driven almost entirely by one thing: data centers can’t get enough of its optical components. The stock hit all-time highs around mid-May 2026, with one-year gains stretching somewhere between 160% and 194%. The numbers behind the surge The company revised its full-year data center segment growth guidance to exceed 60%. The previous forecast was 35-40%. Data centers now account for roughly 30% of MACOM’s total revenue. The book-to-bill ratio hit 1.51. For every dollar of product MACOM shipped, it received $1.51 in new orders. Anything above 1.0 means demand is outpacing supply. MACOM’s annual run rate for the defense sector exceeds $420 million, and it maintains diversified exposure across telecommunications and industrial markets. Why semiconductors are the real AI trade MACOM’s product lineup includes 800G and 1.6T optical transceivers, PAM4 drivers, and linear pluggable optics, all of which are the plumbing that connects GPU clusters inside hyperscale data centers. The company has also launched PCIe 7.0-ready equalizers, positioning itself for the next generation of data transf...