AUTOMATIC DATA PROCESSING INC — Director's Dealing 2012

Aug 27, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AUTOMATIC DATA PROCESSING INC (ADP)
CIK: 0000008670
Period of Report: 2012-08-24

Reporting Person: BRENNEMAN GREGORY D (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-08-24	Common Stock	M	5487.0000	$44.4119	Acquired	26429.0000	Direct
2012-08-24	Common Stock	M	5487.0000	$42.3390	Acquired	31916.0000	Direct
2012-08-24	Common Stock	M	4000.0000	$47.1600	Acquired	35916.0000	Direct
2012-08-24	Common Stock	M	3750.0000	$34.9900	Acquired	39666.0000	Direct
2012-08-24	Common Stock	M	2500.0000	$43.1300	Acquired	42166.0000	Direct
2012-08-24	Common Stock	S	21224.0000	$58.3504	Disposed	20942.0000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-08-24	Stock Option (Right to Buy)	$42.3390	M	5487.0000	Disposed	2015-11-08	Common Stock (5487.0000)	Direct
2012-08-24	Stock Option (Right to Buy)	$44.4119	M	5487.0000	Disposed	2016-11-14	Common Stock (5487.0000)	Direct
2012-08-24	Stock Option (Right to Buy)	$43.1300	M	2500.0000	Disposed	2019-11-09	Common Stock (2500.0000)	Direct
2012-08-24	Stock Option (Right to Buy)	$34.9900	M	3750.0000	Disposed	2018-11-10	Common Stock (3750.0000)	Direct
2012-08-24	Stock Option (Right to Buy)	$47.1600	M	4000.0000	Disposed	2017-11-12	Common Stock (4000.0000)	Direct