PERDOCEO EDUCATION Corp — SC 13D/A Filings
33 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by PERDOCEO EDUCATION Corp (PRDO), sorted by most recent first. Each row links to the full filing on EdgarLookup. PERDOCEO EDUCATION Corp has filed 33 SC 13D/A documents with the SEC since 2013. To view all SEC filings by PERDOCEO EDUCATION Corp, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
144
3
3/A
4
4/A
424A
424B4
425
5
8-A12G
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFC14A
DEFN14A
DEFS14A
DFAN14A
NO ACT
NT 10-Q
POS462B
PRE 14A
PREC14A
PREN14A
PRES14A
PRRN14A
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | SCHEDULE 13D AMENDMENT # 23 | 0000938775-15-000012 | May 18, 2015 | — |
| SC 13D/A | CECO SCHEDULE 13D AMENDMENT #22 | 0000938775-15-000008 | Apr 23, 2015 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NUMBER 21 | 0000938775-15-000006 | Mar 23, 2015 | — |
| SC 13D/A | CECO SCHEDULE 13D AMENDMENT # 20 | 0000938775-15-000003 | Feb 11, 2015 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT 19 | 0000938775-15-000001 | Jan 20, 2015 | — |
| SC 13D/A | CECO SCHEDULE 13D/A NO. 18 | 0000938775-13-000039 | Sep 9, 2013 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NUMBER 17 | 0000938775-13-000034 | Aug 15, 2013 | — |
| SC 13D/A | CECO SCHEDULE 13D/A # 16 | 0000938775-13-000026 | Jun 21, 2013 | — |
| SC 13D/A | CECO FORM 13D/A NO. 15 | 0000938775-13-000018 | May 14, 2013 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 14 | 0000938775-13-000013 | Apr 16, 2013 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 13 | 0000938775-13-000007 | Mar 13, 2013 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 12 | 0000938775-13-000004 | Mar 6, 2013 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 11 | 0000938775-12-000026 | May 17, 2012 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 10 | 0000938775-12-000014 | Apr 3, 2012 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 9 | 0000938775-12-000011 | Feb 28, 2012 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO.8 | 0000938775-11-000011 | Feb 24, 2011 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO.7 | 0000938775-10-000028 | May 7, 2010 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 6 | 0000938775-08-000084 | Nov 19, 2008 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 5 | 0000938775-08-000028 | Apr 16, 2008 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 4 | 0000938775-08-000026 | Apr 10, 2008 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 3 | 0000938775-07-000109 | Dec 19, 2007 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 2 | 0000938775-07-000077 | Aug 13, 2007 | — |
| SC 13D/A | — | 0000938775-07-000008 | Jan 11, 2007 | — |
| SC 13D/A | AMENDMENT #9 TO SCHEDULE 13D | 0000950131-01-500541 | Apr 4, 2001 | — |
| SC 13D/A | AMENDMENT #8 TO SCHEDULE 13D | 0000950131-01-001416 | Mar 2, 2001 | — |
| SC 13D/A | SCHEDULE 13D/A | 0000950131-00-006951 | Dec 28, 2000 | — |
| SC 13D/A | AMENDMENT #6 TO SCHEDULE 13D | 0000950131-00-500052 | Dec 8, 2000 | — |
| SC 13D/A | SCHEDULE 13D/A | 0000950131-00-006008 | Nov 2, 2000 | — |
| SC 13D/A | AMENDMENT NO. 5 TO SCHEDULE 13D | 0000950131-00-003481 | May 16, 2000 | — |
| SC 13D/A | AMENDMENT NO. 4 TO SCHEDULE 13D | 0000950131-00-002389 | Apr 4, 2000 | — |
| SC 13D/A | AMENDMENT NO. 3 TO SCHEDULE 13D | 0000950131-00-000058 | Jan 7, 2000 | — |
| SC 13D/A | AMENDMENT NO.2 | 0000950131-99-002027 | Apr 1, 1999 | — |
| SC 13D/A | AMENDMENT NO. 1 TO SCHEDULE 13D | 0000950131-99-000466 | Feb 1, 1999 | — |