SEI INVESTMENTS CO — Director's Dealing 2013

Mar 1, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SEI INVESTMENTS CO (SEIC)
CIK: 0000350894
Period of Report: 2013-02-27

Reporting Person: HEILIG KATHY (Treasurer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-02-27	Stock Option (right to purchase)	M	40000	$14.78	Acquired	41891	Direct
2013-02-27	Common Stock	S	40000	$28.18	Disposed	1891	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-02-27	Stock Option (right to purchase)	$14.78	M	40000	Acquired	2013-12-16	Common Stock (40000)	Direct