Overview

• Lightmatter, a pioneer in photonic computing, has moved its headquarters from Boston to Mountain View, California.
• The company raised $400 million in a Series D funding round led by T. Rowe Price, with participation from Fidelity and GV.
• Lightmatter's valuation has surged to $4.4 billion, nearly quadrupling since its last funding round less than a year ago.
• The new capital will be used to manufacture and deploy its photonic chips in data centers, as well as expand its workforce.
• CEO Nick Harris indicated this might be the last private funding round before a potential public offering.