STOCK TRANSFER / REGISTRAR / DIVIDEND DISBURSING AGENT

Important information for holders of Northern Trust common stock

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

161 North Concord Exchange Street
South St. Paul, MN 55075-1139
Phone: +1-800-468-9716 or +1-651-450-4064
Fax: 651-450-4033
Email: stocktransfer@wellsfargo.com