1. Company Directors - N
2. Nicoletti William P

Insider Trading History of Nicoletti William P

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) by Nicoletti William P since 2006. The trader's CIK number is 1238211. At the time of the last reporting, Nicoletti William P was the Director of Markwest Energy Partners L P. (stock ticker symbol MWE). Also see all insider trading activities at Markwest Energy Partners L P.

Note that in the past NICOLETTI WILLIAM P also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Markwest Energy Partners L P (MWE) by Nicoletti William P

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2014	MWE	0	$0	2,821	$181,435	0	$0
2011	MWE	244	$10,381	0	$0	0	$0
2008	MWE	2,000	$19,856	0	$0	334	$0
2007	MWE	0	$0	0	$0	291	$0
2006	MWE	0	$0	0	$0	167	$0

Yearly summary of insider trading at Star Group, L.p. (SGU) by Nicoletti William P

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2011	SGU	505	$2,708	0	$0	0	$0
2009	SGU	20,000	$49,800	0	$0	0	$0
2008	SGU	0	$0	5,252	$16,543	0	$0
2006	SGU	20,000	$50,000	0	$0	0	$0

Insider trading activities at 2 companies by Nicoletti William P:

1. Markwest Energy Partners L P (MWE)

2. Star Group, L.p. (SGU)

Table 1. Insider trading of Markwest Energy Partners L P (MWE) by Nicoletti William P

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2014-03-27	MWE	Sale	2,821	64.32	181,435
2011-02-09	MWE	Buy	244	42.55	10,381
2008-12-17	MWE	Buy	2,000	9.93	19,856
2008-01-31	MWE	Option Ex	334	.00	0
2007-01-31	MWE	Option Ex	291	.00	0
2006-01-31	MWE	Option Ex	167	.00	0

Table 2. Insider trading of Star Group, L.p. (SGU) by Nicoletti William P

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2011-02-09	SGU	Buy	505	5.36	2,708
2009-03-02	SGU	Buy	20,000	2.49	49,800
2008-05-22	SGU	Sale	5,252	3.15	16,543
2006-05-19	SGH	Buy	5,000	2.50	12,500
2006-05-19	SGH	Buy	5,000	2.50	12,500
2006-05-18	SGH	Buy	10,000	2.50	25,000

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Nicoletti William P (Director of Markwest Energy Partners L P at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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