Mahon Thomas P. Mac serves as Executive at LABORATORY CORP OF AMERICA HOLDINGS, where they oversee executive responsibilities. Since joining the company, Mahon Thomas P. Mac has executed 802 insider transactions totaling $158.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Apr 14, 2011 involved selling 71,133 shares valued at $6.8M.
Mahon Thomas P. Mac currently holds 79,669 shares of LABORATORY CORP OF AMERICA HOLDINGS (LH), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mahon Thomas P. Mac has been a net seller of LH stock. They have purchased $393.3K and sold $157.6M worth of shares.
Mahon Thomas P. Mac's most recent insider trade was on Apr 14, 2011, when they sold 71,133 shares at $95.00 per share.
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| $47.89 |
| Discretionary |
| Dec 1, 2010 | LH | $13.2M | Sale | 155,000 | $85.00 | Discretionary |
| Sep 1, 2010 | PMC | $95.4K | Purchase | 12,000 | $7.95 | Discretionary |
| May 26, 2010 | PMC | $0 | Award | 4,893 | $N/A | Discretionary |
| May 12, 2010 | LH | $0 | Award | 900 | $N/A | Discretionary |
| May 5, 2010 | ESRX | $0 | Award | 650 | $N/A | Discretionary |
| Apr 5, 2010 | LH | $3.8M | Option Exercise | 88,063 | $43.53 | Discretionary |
| Apr 5, 2010 | LH | $5.3M | Sale | 68,063 | $77.17 | Discretionary |
| Jan 20, 2010 | LH | $2.0M | Sale | 26,518 | $77.00 | Discretionary |
| Jan 20, 2010 | LH | $1.2M | Option Exercise | 26,518 | $43.53 | Discretionary |
| Jan 19, 2010 | LH | $403.1K | Option Exercise | 9,260 | $43.53 | Discretionary |
| Jan 19, 2010 | LH | $713.0K | Sale | 9,260 | $77.00 | Discretionary |
| Jan 14, 2010 | LH | $1.1M | Sale | 14,559 | $77.00 | Discretionary |
| Jan 14, 2010 | LH | $633.8K | Option Exercise | 14,559 | $43.53 | Discretionary |
| Jun 4, 2009 | PMC | $0 | Award | 4,348 | $N/A | Discretionary |
| May 27, 2009 | ESRX | $0 | Award | 1,081 | $N/A | Discretionary |
| May 6, 2009 | LH | $0 | Award | 1,100 | $N/A | Discretionary |
| Feb 23, 2009 | LH | $384.3K | Payment | 6,187 | $62.12 | Discretionary |
| Nov 4, 2008 | LH | $4.8M | Sale | 77,178 | $62.48 | Discretionary |
| Nov 4, 2008 | LH | $2.3M | Sale | 37,222 | $62.04 | Discretionary |
| Nov 4, 2008 | LH | $5.0M | Option Exercise | 114,400 | $43.53 | Discretionary |
| Nov 3, 2008 | LH | $9.9M | Sale | 161,837 | $61.24 | Discretionary |
| Nov 3, 2008 | LH | $1.5M | Option Exercise | 35,600 | $43.53 | Discretionary |
| Nov 3, 2008 | LH | $3.4M | Option Exercise | 88,400 | $39.00 | Discretionary |
| Aug 5, 2008 | ESRX | $1.7M | Sale | 24,000 | $70.32 | Discretionary |
| Aug 5, 2008 | ESRX | $470.2K | Option Exercise | 24,000 | $19.59 | Discretionary |
| Aug 5, 2008 | ESRX | $1.5M | Sale | 21,000 | $70.32 | Discretionary |
| Aug 5, 2008 | ESRX | $568.6K | Option Exercise | 24,000 | $23.69 | Discretionary |
| Aug 1, 2008 | LH | $156.1K | Sale | 2,300 | $67.85 | Discretionary |