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Home > Insider Trading > Filing (0001179110-11-012516)

Filing Details

Accession Number:: 0001179110-11-012516
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2011-08-22 19:04:41
Reporting Period:: 2011-08-22

Filing Date:: 2011-08-22
Accepted Time:: 2011-08-22 19:04:41
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1166036	Markwest Energy Partners L P	MWE	Crude Petroleum & Natural Gas (1311)	270005456

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1216042	E Keith Bailey	C/O Markwest Energy Partners, L.p. 1515 Arapahoe St. Twr 1, Ste 1600 Denver CO 80202		Yes	No	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Units	Acquisiton	2011-08-22	5,000	$43.23	56,983	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	P	Direct

Footnotes

The price reported in Column 4 is a weighted average price. These units were purchased in multiple transactions at prices ranging from $43.19 to $43.23, inclusive. The reporting person undertakes to provide to MarkWest Energy Partners, L.P., any security holder of MarkWest Energy Partners, L.P., or the staff of the Securities & Exchange Commission, upon request full information regarding the number of units sold at each separate price.