IR Contacts

Investor Relations
400 North McCarthy Boulevard
Milpitas CA 95035
Phone: 408-404-0606
E-mail: investor.relations@lumentum.com

For stock certificates, change of address, etc:
Computershare

By overnight delivery

Computershare
211 Quality Circle, Suite 210
College Station, TX 77845

Written requests

Computershare
P.O. Box 30170
College Station, TX 77842-3170

Tel: 1-800-736-3001 (US, Canada, Puerto Rico)Tel: 1-781-575-3100 (non-US)
E-mail: web.queries@computershare.com
www.computershare.com/investor