Jefferies Financial Group Inc. — Director's Dealing 2006

May 15, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LEUCADIA NATIONAL CORP (LUK)
CIK: 0000096223
Period of Report: 2006-05-15

Reporting Person: LOWENTHAL BARBARA L (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-05-15	Common Shares	M	9000	$15.083	Acquired	9000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2006-05-15	Option to Purchase Common Shares	$15.083	M	9000	Disposed	2006-05-19	Common Shares (9000)	Direct

Footnotes

F1: Not applicable.