$ 212.11 +1.32 +0.63% Volume: 2,079,811 From NYSE April 29, 2016

Contact Our Transfer Agent

If you are a registered stockholder and have questions regarding your holdings or if there are account changes to be made to the account (mailing address, account name), please contact the Company's transfer agent, Computershare Shareowner Services (formerly BNY Mellon Shareowner Services), at the following:

Computershare Shareowner Services

Phone: 866-795-8825
TDD for hearing Impaired: 800-231-5469
Foreign Shareowners: 201-680-6578
TDD Foreign Shareowners: 201-680-6610

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

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

Shareholder website
Shareholder online inquiries
If you own stock through a brokerage account, contact your broker who is responsible for your account.