EIDP, Inc. - Director's Dealing 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DUPONT E I DE NEMOURS & CO (DD)
CIK: 0000030554
Period of Report: 2010-12-14

Reporting Person: KEEFER JEFFREY L (Executive Vice President)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-12-14	Common Stock	A	989.4999	$49.13	Acquired	178374.1188	Direct
2010-12-15	Common Stock	M	41200	$48.05	Acquired	219574.1188	Direct
2010-12-15	Common Stock	S	41200	$49.0504	Disposed	178374.1188	Direct

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-12-15	Employee Stock Options (Right to Buy)	$48.05	M	41200	Disposed	2011-02-01	Common Stock (41200)	Direct

F1: Includes direct ownership, unvested RSUs and vested deferred stock units.

F2: Trades ranged from 49.05 to 49.08 with a weighted average of 49.0504.

F3: Options became exercisable in three equal annual installments beginning on the first anniversary of the grant.