SANDRIDGE ENERGY INC — SC 13D/A Filings
54 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by SANDRIDGE ENERGY INC (SD), sorted by most recent first. Each row links to the full filing on EdgarLookup. SANDRIDGE ENERGY INC has filed 54 SC 13D/A documents with the SEC since 2013. To view all SEC filings by SANDRIDGE ENERGY INC, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
11-K
144
15-12B
25-NSE
3
3/A
4
4/A
424A
424B1
424B2
424B3
424B4
425
5
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERT
CERTNYS
CORRESP
CT ORDER
D
D/A
DEF 14A
DEFA14A
DEFC14A
DEFR14A
DFAN14A
DFRN14A
EFFECT
FWP
NT 10-K
NT 10-Q
POS AM
POSASR
PRE 14A
PREC14A
PRER14A
PRRN14A
REGDEX
RW
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-3ASR
S-3D
S-3MEF
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G/A
SD
T-3
T-3/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | SC 13D/A | 0000950134-09-000176 | Jan 7, 2009 | — |
| SC 13D/A | SCHEDULE 13D/A | 0001362310-08-004239 | Aug 7, 2008 | — |
| SC 13D/A | SCHEDULE 13D/AMENDMENT NO. 2 | 0001362310-08-003267 | Jun 17, 2008 | — |
| SC 13D/A | SCHEDULE 13D/A | 0001362310-08-001442 | Mar 14, 2008 | — |