MATRIX SERVICE CO — Director's Dealing 2011

Oct 25, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MATRIX SERVICE CO (MTRX)
CIK: 0000866273
Period of Report: 2011-10-21

Reporting Person: ERDMANN KENNETH L (Vice President, Engineering)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-10-21	COMMON STOCK	F	159	$10.36	Disposed	12826	Direct
2011-10-22	COMMON STOCK	F	52	$10.36	Disposed	12774	Direct
2011-10-23	COMMON STOCK	F	28	$10.36	Disposed	12746	Direct
2011-10-23	COMMON STOCK	F	115	$10.36	Disposed	12631	Direct

Footnotes

F1: MATRIX SERVICE COMPANY COMMON STOCK.

F2: RESTRICTED STOCK UNIT AWARD - SHARES DISPOSED TO SATISFY TAX OBLIGATION DUE ON VEST DATE FOR TIME-BASED GRANT.

F3: INCLUDES 1,886 SHARES OF MATRIX SERVICE COMPANY COMMON STOCK OWNED OUTRIGHT.