
Registered stockholders of Northern Trust Corporation Common Stock who need to change their address, obtain information on dividend payments, or transfer shares should contact:
Wells Fargo Shareowner Services,
a division of Wells Fargo Bank Minnesota, N.A.,
P. O. Box 64854
St. Paul, MN 55164-0854
or
1110 Centre Pointe Curve, Suite 101
Mendota Heights, MN 55120
Phone: 800-468-9716 or 651-450-4064
Fax: 651-450-4033
stocktransfer@wellsfargo.com