BAILEY KEITH E 4
4 · MARKWEST ENERGY PARTNERS L P · Filed Aug 22, 2011
Insider Transaction Report
Form 4
BAILEY KEITH E
Director
Transactions
- Purchase
Common Units
2011-08-22$43.23/sh+5,000$216,130→ 56,983 total
Footnotes (1)
- [F1]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.