4//SEC Filing
MARKWEST ENERGY PARTNERS L P 4
Accession 0001179110-12-001324
CIK 0001166036operating
Filed
Jan 29, 7:00 PM ET
Accepted
Jan 30, 7:02 PM ET
Size
4.4 KB
Accession
0001179110-12-001324
Insider Transaction Report
Form 4
DEMPSTER CHARLES
Director
Transactions
- Award
Common Units
2012-01-26+1,043→ 20,686 total
Documents
Issuer
MARKWEST ENERGY PARTNERS L P
CIK 0001166036
Entity typeoperating
Related Parties
1- filerCIK 0001166036
Filing Metadata
- Form type
- 4
- Filed
- Jan 29, 7:00 PM ET
- Accepted
- Jan 30, 7:02 PM ET
- Size
- 4.4 KB