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Home > Insider Trading > Filing (0001179110-12-016376)

Filing Details

Accession Number:: 0001179110-12-016376
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2012-11-21 16:18:46
Reporting Period:: 2012-11-19

Filing Date:: 2012-11-21
Accepted Time:: 2012-11-21 16:18:46
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
1227704	D Donald Wolf	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	2012-11-19	1,000	$49.33	3,000	No	4	P	Indirect	Sharon A. Wolf Family Trust

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	P	Indirect	Sharon A. Wolf Family Trust

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Units	58,742	Direct
Common Units	4,000	Indirect	Donald D. Wolf 2007 Irrevocable Trust
Common Units	4,000	Indirect	Wolf Family Foundation
Common Units	1,000	Indirect	Wolf Family Legacy Partnership, L.L.L.P.