William M. Lambert serves as Executive at MINE SAFETY APPLIANCES CO, where they oversee executive responsibilities. Since joining the company, William M. Lambert has executed 238 insider transactions totaling $86.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jun 1, 2012 involved exercising options for 32,130 shares valued at $805.5K.
William M. Lambert currently holds 76,992 shares of MINE SAFETY APPLIANCES CO (MSA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William M. Lambert has been a net seller of MSA stock. They have purchased $1.2M and sold $85.6M worth of shares.
William M. Lambert's most recent insider trade was on Jun 1, 2012, when they sold 32,130 shares at $25.07 per share.
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| 2,562 |
| $39.98 |
| Discretionary |
| Mar 20, 2012 | MSA | $433.4K | Award | 10,732 | $40.38 | Discretionary |
| Mar 20, 2012 | MSA | $176.0K | Payment | 4,358 | $40.38 | Discretionary |
| Mar 8, 2012 | MSA | $258.3K | Payment | 6,860 | $37.65 | Discretionary |
| Feb 17, 2012 | MSA | $0 | Award | 15,585 | $N/A | Discretionary |
| Feb 16, 2012 | MSA | $0 | Award | 3,998 | $N/A | Discretionary |
| Dec 28, 2011 | MSA | $0 | Gift | 2,000 | $N/A | Discretionary |
| Nov 28, 2011 | MSA | $267.5K | Sale | 8,400 | $31.85 | Discretionary |
| Nov 28, 2011 | MSA | $471.3K | Option Exercise | 44,251 | $10.65 | Discretionary |
| Nov 28, 2011 | MSA | $19.8K | Sale | 600 | $33.02 | Discretionary |
| Nov 28, 2011 | MSA | $1.0M | Sale | 31,251 | $32.22 | Discretionary |
| Jun 2, 2011 | MSA | $45.5K | Payment | 1,269 | $35.85 | Discretionary |
| Mar 8, 2011 | MSA | $72.9K | Payment | 2,063 | $35.33 | Discretionary |
| Feb 23, 2011 | MSA | $0 | Award | 15,992 | $N/A | Discretionary |
| Dec 13, 2010 | MSA | $311.3K | Sale | 10,075 | $30.90 | Discretionary |
| Dec 8, 2010 | MSA | $254.3K | Payment | 8,361 | $30.42 | Discretionary |
| Dec 8, 2010 | MSA | $254.4K | Option Exercise | 20,955 | $12.14 | Discretionary |
| Mar 15, 2010 | MSA | $28.1K | Payment | 1,057 | $26.61 | Discretionary |
| Feb 23, 2010 | MSA | $0 | Award | 13,013 | $N/A | Discretionary |
| Dec 7, 2009 | MSA | $0 | Gift | 3,000 | $N/A | Discretionary |
| Dec 2, 2009 | MSA | $99.9K | Option Exercise | 8,229 | $12.14 | Discretionary |
| Dec 2, 2009 | MSA | $99.9K | Payment | 3,824 | $26.12 | Discretionary |
| Feb 23, 2009 | MSA | $0 | Award | 17,366 | $N/A | Discretionary |
| Aug 4, 2008 | MSA | $249.7K | Purchase | 7,300 | $34.21 | Discretionary |
| Jun 6, 2008 | MSA | $0 | Gift | 3,000 | $N/A | Discretionary |
| Mar 15, 2008 | MSA | $31.0K | Payment | 746 | $41.58 | Discretionary |
| Mar 15, 2008 | MSA | $31.0K | Sale | 746 | $41.58 | Discretionary |
| Feb 26, 2008 | MSA | $0 | Award | 6,741 | $N/A | Discretionary |
| Jun 1, 2007 | MSA | $0 | Award | 12,438 | $N/A | Discretionary |