FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

    Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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Filed By
Romeo and Dye's
Section 16 Filer
www.section16.net

1. Name and Address of Reporting Person*

Kelly, Arthur L.

2. Issuer Name and Ticker or Trading Symbol
Northern Trust Corporation NTRS

6. Relationship of Reporting Person(s)
to Issuer (Check all applicable)
X Director                                       10% Owner
    Officer (give title below)          Other (specify below)

(Last)      (First)     (Middle)

KEL Enterprises L.P.
20 S. Clark St.

3. I.R.S. Identification Number
of Reporting Person,
if an entity (voluntary)

(Street)

Chicago, IL 60603

(City)     (State)     (Zip)

Table I — Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1. Title of Security
(Instr. 3)

2. Trans-
action
Date
(Month/ Day/
Year)

2A. Deemed
Execution
Date,
if any
(Month/Day/
Year)

3. Trans-
action Code
(Instr. 8)

4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 & 5)

5. Amount of
Securities
Beneficially
Owned Follow-
ing Reported Transactions(s)
(Instr. 3 & 4)

6. Owner-
ship Form:
Direct (D)
or Indirect (I)
(Instr. 4)

7. Nature of Indirect
Beneficial Ownership
(Instr. 4)

Code

V

Amount

(A)
or
(D)

Price

Common Stock⁽¹⁾

4800

D

Common Stock

44000

I

By Trust

Common Stock

5000

I

By Trust

Common Stock

15600

D

Common Stock

700

I

By Wife

Common Stock

20000

I

By Trust

Common Stock

3000

I

By Trust

Common Stock

2000

I

By Trust

Common Stock

775

I

By Trust

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security

(Instr. 3)

2. Conver-
sion or
Exercise
Price of Derivative Security

3. Trans-
action Date

(Month/
Day/
Year)

4. Trans-
action
Code

(Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D)

(Instr. 3, 4 & 5)

6. Date Exercisable
and Expiration
Date
(Month/Day/
Year)

7. Title and Amount of Underlying Securities
(Instr. 3 & 4)

8. Price of Derivative Security
(Instr. 5)

9. Number of
Derivative
Securities
Beneficially
Owned
Following
Reported Transaction(s)
(Instr. 4)

10. Owner-
ship Form
of Deriv-
ative
Security:
Direct (D)
or Indirect (I)
(Instr. 4)

11. Nature of Indirect Beneficial Ownership
(Instr. 4)

Code

V

(A)

(D)

Date Exer-cisable

Expira-
tion
Date

Title

Amount or Number of
Shares

Stock Units

1-for-1

03/31/03

A

710

Common Stock

6699⁽²⁾

D

Explanation of Responses:

(1) Represents stock units payable automatically on a one-for-one basis in shares of the Corporation's common stock.
(2) Stock units representing the deferral of annual stock grant, deferral of quarterly retainer, and deferral of committee fees pursuant to the Northern Trust Corporation Deferred Compensation Plan for Non-Employee Directors. The distribution will be made in cash.

**Intentional misstatements or omissions of facts constitute Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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