CSX CORP — Director's Dealing 2005

Dec 22, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CSX CORP (CSX)
CIK: 0000277948
Period of Report: 2005-12-21

Reporting Person: HAULTER ROBERT J (Senior VP-Human Resources)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-12-21	Common Stock	M	2400	$46.5625	Acquired	2400	Direct
2005-12-21	Common Stock	S	2299	$50.00	Disposed	101	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2005-12-21	Employee Stock Option	$46.5625	M	2400	Disposed	2005-04-17	Common stock (2400)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	952.1783	Indirect
Common Stock	128.0477	Indirect
Common Stock	240	Indirect

Footnotes

F1: The transaactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 12, 2005.

F2: By Trustee, CSX Tax Savings Thrift Plan.

F3: By Trustee, CSX Corporation Executive Deferred Compensation Plan.

F4: By Trustee, CSX Corporation Executives Stock Trust.

F5: Options became exercisable 1200 shares on 6/4/1997 and 1200 shares on 7/16/1997.

F6: Cashless exercise of stock options pursuant to the Rule 10b5-1 trading plan referenced in Note 1.