FORM 4

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

    OMB APPROVAL
OMB Number:  3235-0287
Expires:  January 31, 2005
Estimated average burden
hours per response........0.5

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

(Print or Type Responses)

Koonce       K.          Terry

Exxon Mobil Corporation - XOM

6. Relationship of Reporting Person(s) to Issuer
                  (Check all applicable)

Director

10% Owner

X

Officer (give
title below)

Other (specify
below)

 
Vice President

5959 Las Colinas Blvd.

 March 24, 2003

7. Individual or Joint/Group Filing (Check Applicable Line)

X

Form filed by One Reporting Person

Irving           TX       75039-2298

Form filed by More than One Reporting Person

(City)                      (State)                  (Zip)

Table I ¾  Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

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 and 5)

5. Amount of
    Securities
    Beneficially
    Owned
    Following
    Reported
    Transaction(s)

    (Instr. 3 and 4)

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

 (Instr. 4)

7. Nature of
    Indirect
    Beneficial
    Owner-
    ship



   (Instr. 4)

Code

V

Amount

(A)
or
(D)

Price

Common Stock

 03/24/2003

S

10,000

D

$35.51

265,900     (1)

D

Common Stock

41,591        

I

By Savings Plan

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

*

If the form is filed by more than one reporting person, see Instruction 4(b)(v).

Persons who respond to the collection of information contained
in this form are not required to respond unless the form displays
a currently valid OMB control number.

(Over)
SEC 1474 (9-02)

FORM 4 (continued)

Table II ¾  Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

(Month/
Day/
Year)

4. Trans-
    action
    Code
    (Instr.8)

5. Number of Deriv-
    ative Securities Ac-
    quired (A) or Dis-
    posed of (D)
    (Instr. 3, 4 and 5)

6. Date Exer-
    cisable and
    Expiration
    Date
    (Month/Day/
    Year)

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

8. Price
    of
    Deriv-
    ative
    Secur-
    ity
    (Instr.
    5)

9. Number
   of deriv-
   ative
   Secur-
   ities
   Bene-
   ficially
   Owned
   Follow-
   ing
   Reported
   Trans-
   action(s)
   (Instr. 4)

Code

V

(A)

(D)

Date
Exer-
cisable

Expira-
tion
Date

Title

Amount or
Number of
Shares

Employee Stock Option (Right to Buy)

$15.89063

11/24/1994

11/24/2003

Common Stock

$15.89063

97,708

D

Employee Stock Option (Right to Buy)

$15.12500 

11/30/1995

11/30/2004

Common Stock

$15.12500

120,000

D

Employee Stock Option (Right to Buy)

$19.73438

11/29/1996

11/29/2005

Common Stock

$19.73438

140,000

D

Employee Stock Option (Right to Buy)

$23.53125

11/27/1997

11/27/2006

Common Stock

$23.53125

148,000

D

Employee Stock Option (Right to Buy)

$30.70313

11/26/1998

11/26/2007

Common Stock

$30.70313

140,000

D

Employee Stock Option (Right to Buy)

$36.18750

11/25/1999

11/25/2008

Common Stock

$36.1875

140,000

D

Employee Stock Option (Right to Buy)

$41.78125

12/08/2000

12/08/2009

Common Stock

$41.78125

140,000

D

Employee Stock Option (Right to Buy)

$45.21875

11/29/2001

11/29/2010

Common Stock

$45.21875

180,000

D

Employee Stock Option (Right to Buy)

$37.12000

11/28/2002

11/28/2011

Common Stock

$37.12000

220,000

D

Explanation of Responses:

(1) Includes 108,498 shares jointly owned with reporting person's spouse.

/s/ K. T. Koonce

03/25/2003

**

Intentional misstatements or omissions of facts constitute Federal Criminal Violations.

**Signature of Reporting Person

Date

See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

             K. T Koonce         

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient,
          see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not
required to respond unless the form displays a currently valid OMB Number.

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