Lumentum to Join the S&P 500 Index

SAN JOSE, Calif., March 10, 2026--Lumentum Holdings Inc. ("Lumentum"), a global leader in optical and photonic solutions, today announced that it has been selected to join the prestigious S&P 500 index. According to S&P Dow Jones Indices, Lumentum will be added to the benchmark index before the market opens on Monday, March 23, 2026. This transition marks a significant milestone for the company as it moves from the S&P MidCap 400 to the S&P 500, reflecting its substantial growth and correspondin