John M. Fox serves as Executive at MARKWEST HYDROCARBON INC, where they oversee executive responsibilities. Since joining the company, John M. Fox has executed 67 insider transactions totaling $18.4M, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 21, 2008 involved receiving (via award) 6,222,467 shares valued at $0.
John M. Fox currently holds 5,545,466 shares of MARKWEST HYDROCARBON INC (MWP), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John M. Fox has been a net seller of MWP stock. They have purchased $509.3K and sold $17.9M worth of shares.
John M. Fox's most recent insider trade was on Feb 21, 2008, when they sold 6,222,467 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| May 14, 2007 | MWP | $10.9K | Option Exercise | 1,726 | $6.33 | Discretionary |
| May 14, 2007 | MWP | $12.8K | Option Exercise | 1,210 | $10.58 | Discretionary |
| May 14, 2007 | MWP | $7.9K | Option Exercise | 1,094 | $7.24 | Discretionary |
| May 14, 2007 | MWP | $9.0K | Option Exercise | 1,061 | $8.45 | Discretionary |
| Jan 31, 2007 | MWE | $0 | Option Exercise | 166 | $N/A | Discretionary |
| Dec 29, 2006 | MWE | $0 | Award | 500 | $N/A | Discretionary |
| Dec 29, 2006 | MWP | $0 | Award | 1,000 | $N/A | Discretionary |
| Dec 7, 2006 | MWP | $0 | Gift | 118,000 | $N/A | Discretionary |
| Dec 7, 2006 | MWP | $0 | Gift | 118,000 | $N/A | Discretionary |
| Aug 14, 2006 | MWE | $0 | Other | 8,132 | $N/A | Discretionary |
| Mar 30, 2006 | MWP | $80.7K | Purchase | 3,507 | $23.00 | Discretionary |
| Jan 31, 2006 | MWE | $0 | Option Exercise | 167 | $N/A | Discretionary |
| Dec 31, 2005 | MWE | $0 | Award | 500 | $N/A | Discretionary |
| Dec 31, 2005 | MWP | $0 | Award | 1,000 | $N/A | Discretionary |
| Dec 28, 2005 | MWP | $11.1K | Award | 500 | $22.10 | Discretionary |