Latest filings (excl ownership)
8-K
Departure of Directors or Certain Officers
11 Oct 12
8-K
Other Events
29 Aug 12
8-K
PEMEX Signs Deal with CHMR for New Non-Hydraulic Shale Oil Extraction System Designed to Safely Replace Hydraulic Fracturing
10 Aug 12
8-K
Entry into a Material Definitive Agreement
30 Jul 12
10-Q
2012 Q3
Quarterly report
16 Jul 12
10-Q
2012 Q2
Quarterly report
13 Apr 12
10-Q
2011 Q1
Quarterly report
13 Jan 12
424B3
Prospectus supplement
23 Dec 11
POS EX
Additional exhibits for listing
23 Dec 11
EFFECT
Notice of effectiveness
21 Dec 11
CORRESP
Correspondence with SEC
19 Dec 11
CORRESP
Correspondence with SEC
5 Dec 11
S-1/A
IPO registration (amended)
5 Dec 11
UPLOAD
Letter from SEC
1 Dec 11
S-1/A
IPO registration (amended)
23 Nov 11
CORRESP
Correspondence with SEC
22 Nov 11
UPLOAD
Letter from SEC
16 Nov 11
S-1
IPO registration
20 Oct 11
Latest ownership filings
No filings