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 Mar 6, 2017 involved selling 47,533 shares valued at $3.4M.
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 Mar 6, 2017, when they sold 47,533 shares at $72.47 per share.
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| $45.24 |
| Discretionary |
| Feb 28, 2017 | MSA | $0 | Award | 9,603 | $N/A | Discretionary |
| Aug 5, 2016 | MSA | $0 | Gift | 2,000 | $N/A | Discretionary |
| Aug 3, 2016 | MSA | $0 | Option Exercise | 2,494 | $N/A | Discretionary |
| Aug 3, 2016 | MSA | $1.0M | Sale | 18,600 | $55.01 | Discretionary |
| Aug 2, 2016 | MSA | $0 | Option Exercise | 20,365 | $N/A | Discretionary |
| Aug 2, 2016 | MSA | $33.3K | Sale | 600 | $55.50 | Discretionary |
| Mar 8, 2016 | MSA | $194.0K | Payment | 4,294 | $45.18 | Discretionary |
| Mar 8, 2016 | MSA | $47.1K | Payment | 1,042 | $45.18 | Discretionary |
| Mar 8, 2016 | MSA | $0 | Award | 10,713 | $N/A | Discretionary |
| Dec 8, 2015 | MSA | $0 | Gift | 3,500 | $N/A | Discretionary |
| Nov 18, 2015 | MSA | $705.2K | Sale | 15,844 | $44.51 | Discretionary |
| Nov 18, 2015 | MSA | $100.0K | Option Exercise | 2,495 | $40.08 | Discretionary |
| Nov 18, 2015 | MSA | $671.1K | Option Exercise | 16,745 | $40.08 | Discretionary |
| Nov 18, 2015 | MSA | $100.5K | Payment | 2,252 | $44.62 | Discretionary |
| Mar 8, 2015 | MSA | $0 | Award | 36,407 | $N/A | Discretionary |
| Mar 8, 2015 | MSA | $729.3K | Payment | 15,561 | $46.87 | Discretionary |
| Mar 8, 2015 | MSA | $0 | Award | 13,030 | $N/A | Discretionary |
| Feb 25, 2015 | MSA | $0 | Award | 3,884 | $N/A | Discretionary |
| Sep 16, 2014 | MSA | $0 | Gift | 1,000 | $N/A | Discretionary |
| Sep 8, 2014 | MSA | $0 | Gift | 4,000 | $N/A | Discretionary |
| Sep 8, 2014 | MSA | $0 | Gift | 3,000 | $N/A | Discretionary |
| Sep 3, 2014 | MSA | $100.9K | Payment | 1,808 | $55.80 | Discretionary |
| Sep 3, 2014 | MSA | $833.8K | Option Exercise | 18,254 | $45.68 | Discretionary |
| Sep 3, 2014 | MSA | $736.7K | Sale | 13,088 | $56.29 | Discretionary |
| Sep 3, 2014 | MSA | $188.2K | Sale | 3,300 | $57.03 | Discretionary |
| Sep 3, 2014 | MSA | $100.0K | Option Exercise | 2,189 | $45.68 | Discretionary |
| Mar 8, 2014 | MSA | $396.9K | Payment | 7,371 | $53.84 | Discretionary |
| Feb 26, 2014 | MSA | $0 | Award | 31,336 | $N/A | Discretionary |