CENTENE CORP — Director's Dealing 2011

May 12, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CENTENE CORP (CNC)
CIK: 0001071739
Period of Report: 2011-05-10

Reporting Person: Imholz Donald G (EVP, Chief Information Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-10	Common Stock	M	6000	$18.84	Acquired	92218	Direct
2011-05-10	Common Stock	F	3202	$35.30	Disposed	89016	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-05-10	Common Stock Option (right to buy)	$18.84	M	6000	Disposed	2018-11-03	Common Stock (6000)	Direct

Footnotes

F1: Mr. Imholz's ownership includes previous awards of 72,667 restricted stock units subject to vesting requirements.

F2: Shares withheld for payment of exercise price of previously reported stock grant.