Insider Trading activities of Markwest Hydrocarbon Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Markwest Hydrocarbon Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Markwest Hydrocarbon Inc since year 2005. Table 2 shows the detailed insider transactions of Markwest Hydrocarbon Inc since 2005. The reporting company's ticker symbol is MWP. The reporting company's CIK number is 1019756.
The total value of stock buying since 2005 is $262,255.
The total value of stock sales since 2005 is $447,830.
The total value of stock option exercises since 2005 is $582,173.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Markwest Hydrocarbon Inc (MWP).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2008-02 0 $0 0 $0 1,210 $15,696
2008-01 0 $0 0 $0 36,581 $254,690
2007-06 0 $0 0 $0 1,210 $12,799
2007-05 0 $0 0 $0 7,511 $65,149
2006-12 0 $0 6,050 $287,677 7,260 $65,378
2006-08 0 $0 0 $0 1,210 $12,799
2006-07 0 $0 0 $0 1,210 $6,999
2006-06 0 $0 0 $0 6,654 $27,767
2006-05 6,000 $136,624 0 $0 2,420 $22,118
2006-03 5,507 $125,631 7,060 $160,153 13,473 $98,778

Table 2. Detailed insider stock purchases, sales, and option exercises of Markwest Hydrocarbon Inc insiders (MWP)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-02-04 Fox Mounsey Anne E Option Ex 1,210 12.97 15,696
2008-01-24 Heppermann Donald C Option Ex 6,655 4.36 29,009
2008-01-08 Bromley C Corwin (SVP, General Counsel) Option Ex 2,420 12.05 29,158
2008-01-08 Schroeder Andrew L (VP of Finance & Treasurer) Option Ex 3,328 4.26 14,163
2008-01-08 Semple Frank M (President, CEO) Option Ex 12,100 8.40 101,700
2008-01-03 Mollenkopf John C (SVP, Chief Operations Officer) Option Ex 7,832 6.54 51,244
2008-01-03 Nickerson Randy S (SVP, Chief Commercial Officer) Option Ex 4,246 6.93 29,416
2007-06-06 Rogers Karen L Option Ex 1,210 10.58 12,799
2007-05-15 Kellstrom William A Option Ex 1,210 10.58 12,799
2007-05-14 Fox John M Option Ex 5,091 8.15 41,491
2007-05-03 Wallace William F Option Ex 1,210 8.98 10,859
2006-12-19 Kellstrom William A Option Ex 1,210 9.32 11,279
2006-12-18 Ivey James G Sale 6,050 47.55 287,677
2006-12-18 Ivey James G Option Ex 6,050 8.94 54,099
2006-08-18 Heppermann Donald C Option Ex 1,210 10.58 12,799
2006-07-26 Kellstrom William A Option Ex 1,210 5.78 6,999
2006-06-01 Heppermann Donald C Option Ex 6,654 4.17 27,767
2006-05-24 Rogers Karen L Option Ex 2,420 9.14 22,118
2006-05-23 Wallace William F Buy 1,000 21.59 21,589
2006-05-11 Wolf Donald D Buy 5,000 23.01 115,035
2006-03-31 Marle Kimberly H (VP - NGL Marketing) Sale 3,904 22.75 88,816
2006-03-30 Young David Lee (Sr. VP NE Business Unit) Sale 156 22.62 3,528
2006-03-30 Heppermann Donald C Sale 3,000 22.60 67,809
2006-03-30 Fox John M Buy 3,507 23.00 80,661
2006-03-29 Wallace William F Buy 600 22.35 13,410
2006-03-28 Heppermann Donald C Option Ex 6,050 5.00 30,250
2006-03-28 Wallace William F Buy 900 22.40 20,160
2006-03-27 Wallace William F Buy 500 22.80 11,400
2006-03-24 Marle Kimberly H (VP - NGL Marketing) Option Ex 6,323 8.81 55,724
2006-03-24 Wolf Donald D Option Ex 1,100 11.64 12,804

Insider trading activities including stock purchases, stock sales, and option exercises of MWP listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Markwest Hydrocarbon Inc (symbol MWP, CIK number 1019756) see the Securities and Exchange Commission (SEC) website.