Shareholder correspondence should be mailed to:
Computershare
P.O. BOX 30170
College Station, TX 77842-3170

Overnight correspondence should be sent to:
Computershare
211 Quality Circle, Suite 210
College Station, TX 77845

Shareholder website:
www.computershare.com/investor

Shareholder online inquiries:
https://www-us.computershare.com/investor/Contact

Phone:
888-730-8825 (U.S.)
781-575-4592 (International)

TDD for the hearing impaired:
800-952-9245 (U.S.)
781-575-4592 (International)