Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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: 3235-0104
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
  RAPP EDWARD J
2. Date of Event Requiring Statement (Month/Day/Year)
12/01/2007
3. Issuer Name and Ticker or Trading Symbol
CATERPILLAR INC [CAT]
(Last)
(First)
(Middle)
100 N.E. ADAMS STREET
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Group President
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

PEORIA, IL 61629
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common 33,665 (1)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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.

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Option (ISO) 06/09/1998 06/09/2008 Common 3,590 $ 27.8438 D  
Option (ISO) 06/08/1999 06/08/2009 Common 3,208 $ 31.1719 D  
Option (ISO) 06/12/2000 06/12/2010 Common 5,202 $ 19.2032 D  
Option (NQ) 06/12/2000 06/12/2010 Common 11,798 $ 19.2032 D  
Option (NQ) 06/12/2001 06/12/2011 Common 48,000 $ 26.765 D  
Option (NQ) 06/11/2002 06/11/2012 Common 54,000 $ 25.3575 D  
Option (NQ) 06/10/2003 06/10/2013 Common 54,000 $ 27.1425 D  
Option (NQ) 06/08/2004 06/08/2014 Common 60,000 $ 38.6275 D  
Option (NQ) 02/18/2005 02/18/2015 Common 60,000 $ 45.6425 D  
Option (NSAR) 02/17/2006 02/17/2016 Common 48,000 $ 72.05 D  
Option (NSAR) 03/02/2007 03/02/2017 Common 47,044 $ 63.04 D  
Option (RSU) 03/02/2007 03/02/2017 Common 2,594 $ 63.04 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
RAPP EDWARD J
100 N.E. ADAMS STREET
PEORIA, IL 61629
      Group President  

Signatures

E. J. Rapp; L.J. Huxtable, POA 12/03/2007
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) This amount includes 12,273 shares in 401K and 11 shares in dividend reinvestment.

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.