SEC Filings - Duncan Energy Partners

Filing date Form Description Filing Group View
15-12B

Termination of registration under Section 12(g) or suspension of duty to file reports

Other
EFFECT

EFFECT

Other
SC 13D/A

An amendment to a SC 13D filing

Other
POS AM

Post-effective amendment to an S-Type filing

Registration Statements
4

Statement of changes in beneficial ownership of securities

3,4,5
4

Statement of changes in beneficial ownership of securities

3,4,5
4

Statement of changes in beneficial ownership of securities

3,4,5
4

Statement of changes in beneficial ownership of securities

3,4,5
4

Statement of changes in beneficial ownership of securities

3,4,5
4

Statement of changes in beneficial ownership of securities

3,4,5