0001179110-13-000127.txt : 20130102
0001179110-13-000127.hdr.sgml : 20130101
20130102182755
ACCESSION NUMBER: 0001179110-13-000127
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20130102
FILED AS OF DATE: 20130102
DATE AS OF CHANGE: 20130102
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: MARKWEST ENERGY PARTNERS L P
CENTRAL INDEX KEY: 0001166036
STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311]
IRS NUMBER: 270005456
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 1515 ARAPAHOE STREET
STREET 2: TOWER 1, SUITE 1600
CITY: DENVER
STATE: CO
ZIP: 80202
BUSINESS PHONE: 303-925-9200
MAIL ADDRESS:
STREET 1: 1515 ARAPAHOE STREET
STREET 2: TOWER 1, SUITE 1600
CITY: DENVER
STATE: CO
ZIP: 80202
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: MOLLENKOPF JOHN C
CENTRAL INDEX KEY: 0001235082
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-31239
FILM NUMBER: 13503278
MAIL ADDRESS:
STREET 1: 1515 ARAPAHOE ST.
STREET 2: TOWER 2, SUITE 700
CITY: DENVER
STATE: CO
ZIP: 80202
4
1
edgar.xml
FORM 4 -
X0306
4
2013-01-02
0
0001166036
MARKWEST ENERGY PARTNERS L P
MWE
0001235082
MOLLENKOPF JOHN C
C/O MARKWEST ENERGY PARTNERS, L.P.
1515 ARAPAHOE ST. TWR 1, STE 1600
DENVER
CO
80202
0
1
0
0
SVP, Chief Operating Officer
Common Units
2013-01-02
4
S
0
10000
52.00
D
281870
D
Sales were effected pursuant to instructions given by the reporting person on August 8, 2012, pursuant to a Rule 10b5-1 trading plan.
Amount of securities beneficially owned following the reported transaction(s) includes Common Units owned and Restricted Units subject to varying vesting terms.
/s/ Sean M. McKendry as POA for John Mollenkopf
2013-01-02