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
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  VERGNANO MARK P
2. Date of Event Requiring Statement (Month/Day/Year)
10/01/2009
3. Issuer Name and Ticker or Trading Symbol
DUPONT E I DE NEMOURS & CO [DD]
(Last)
(First)
(Middle)
1007 MARKET STREET
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Executive Vice President
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

WILMINGTON, DE 19898
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 Stock 106,128.246 (1)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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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
Employee Stock Options (Right to Buy) NQOs 02/04/2010(2) 02/03/2016 Common Stock 107,463 $ 23.28 D  
Employee Stock Options (Right to Buy) NQOs 02/06/2009(2) 02/05/2014 Common Stock 48,743 $ 44.74 D  
Employee Stock Options (Right to Buy) NQOs 02/07/2008(2) 02/06/2013 Common Stock 32,100 $ 51.01 D  
Employee Stock Options (Right to Buy) NQOs 02/01/2007(2) 01/31/2012 Common Stock 18,000 $ 39.31 D  
Employee Stock Options (Right to Buy) NQOs 02/02/2006(2) 02/01/2011 Common Stock 20,900 $ 48.05 D  
Employee Stock Options (Right to Buy) NQOs 02/04/2005(2) 02/03/2010 Common Stock 14,400 $ 43.62 D  
Employee Stock Options (Right to Buy) NQOs and ISOs 02/05/2004(3) 02/04/2013 Common Stock 12,400 $ 37.75 D  
Employee Stock Options (Right to Buy) NQOs and ISOs 02/06/2003(3) 02/05/2012 Common Stock 9,300 $ 42.5 D  
Employee Stock Options (Right to Buy) NQOs 01/08/2003(4) 01/07/2012 Common Stock 200 $ 44.5 D  
Employee Stock Options (Right to Buy) NQOs and ISOs 02/07/2002(3) 02/06/2011 Common Stock 12,700 $ 43.25 D  
Employee Stock Options (right to Buy) NQOs and ISOs 02/02/2001(3) 02/01/2010 Common Stock 3,800 $ 61 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
VERGNANO MARK P
1007 MARKET STREET
WILMINGTON, DE 19898
      Executive Vice President  

Signatures

Mary E. Bowler by Power of Attorney 10/13/2009
**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) Includes direct ownership, unvested RSUs and vested deferred stock units.
(2) Options become exercisable in three substantially equal annual installments beginning on the first anniversary of the grant.
(3) Provided the 120% price hurdle is met, options become exercisable in three substantially equal annual installments beginning on the first anniversary of the grant.
(4) Options become exercisable one year from date of grant.

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