$PRDO DFAN14A SEC Filings

Filed On	Filing
17 May 2006	DEFINITIVE, NON-MGNT PROXY SOLICITING MATERIALS
17 May 2006	PROXY STATEMENT
17 May 2006	PROXY STATEMENT
16 May 2006	INFORMATION REQUIRED IN PROXY STATEMENT
16 May 2006	INFORMATION REQUIRED IN PROXY STATEMENT
16 May 2006	INFORMATION REQUIRED IN PROXY STATEMENT
16 May 2006	INFORMATION REQUIRED IN PROXY STATEMENT
16 May 2006	INFORMATION REQUIRED IN PROXY STATEMENT
15 May 2006	DFAN14A
12 May 2006	ADD'L (DEF) PROXY MATERIALS FILED BY NON-MGMT
12 May 2006	DFAN14A
10 May 2006	INFORMATION REQUIRED IN PROXY STATEMENT
10 May 2006	ADD'L (DEF) PROXY MATERIALS FILED BY NON-MGMT
10 May 2006	ADD'L (DEF) PROXY MATERIALS FILED BY NON-MGMT
09 May 2006	DISTRIBUTED ARTICLES
09 May 2006	PRESS RELEASE
05 May 2006	ADDITIONAL DEFINITIVE PROXY MATERIALS
04 May 2006	DEFINITIVE ADDITIONAL PROXY MATERIALS
02 May 2006	DFAN14A
02 May 2006	NON-MANAGEMENT ADDITIONAL PROXY MATERIALS