Mark F. Elvig serves as Executive at CORE LABORATORIES N V, where they oversee executive responsibilities. Since joining the company, Mark F. Elvig has executed 93 insider transactions totaling $911.8K, demonstrating a bearish approach to their equity position. Their most recent transaction on Jun 30, 2012 involved selling 265 shares valued at $30.7K.
Mark F. Elvig currently holds 12,896 shares of CORE LABORATORIES N V (CLB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark F. Elvig has been a net seller of CLB stock. They have purchased $228.1K and sold $683.7K worth of shares.
Mark F. Elvig's most recent insider trade was on Jun 30, 2012, when they sold 265 shares at $115.90 per share.
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| $N/A |
| Discretionary |
| Apr 1, 2012 | CLB | $24.5K | Payment | 186 | $131.57 | Discretionary |
| Apr 1, 2012 | CLB | $0 | Option Exercise | 700 | $N/A | Discretionary |
| Mar 1, 2012 | CLB | $0 | Option Exercise | 200 | $N/A | Discretionary |
| Mar 1, 2012 | CLB | $7.7K | Payment | 62 | $124.10 | Discretionary |
| Dec 1, 2011 | CLB | $12.4K | Payment | 106 | $117.27 | Discretionary |
| Dec 1, 2011 | CLB | $0 | Option Exercise | 400 | $N/A | Discretionary |
| Jul 25, 2011 | CLB | $242.9K | Sale | 2,246 | $108.15 | Discretionary |
| Jun 30, 2011 | CLB | $0 | Option Exercise | 1,000 | $N/A | Discretionary |
| Jun 30, 2011 | CLB | $29.6K | Payment | 265 | $111.54 | Discretionary |
| Apr 1, 2011 | CLB | $19.3K | Payment | 186 | $103.71 | Discretionary |
| Apr 1, 2011 | CLB | $0 | Option Exercise | 700 | $N/A | Discretionary |
| Mar 1, 2011 | CLB | $6.2K | Payment | 62 | $100.29 | Discretionary |
| Mar 1, 2011 | CLB | $0 | Option Exercise | 200 | $N/A | Discretionary |
| Dec 1, 2010 | CLB | $0 | Option Exercise | 400 | $N/A | Discretionary |
| Dec 1, 2010 | CLB | $9.2K | Payment | 106 | $86.81 | Discretionary |
| Jun 30, 2010 | CLB | $19.6K | Payment | 133 | $147.61 | Discretionary |
| Jun 30, 2010 | CLB | $0 | Option Exercise | 500 | $N/A | Discretionary |
| Apr 1, 2010 | CLB | $0 | Option Exercise | 350 | $N/A | Discretionary |
| Apr 1, 2010 | CLB | $12.4K | Payment | 93 | $133.12 | Discretionary |
| Mar 1, 2010 | CLB | $4.1K | Payment | 33 | $124.37 | Discretionary |
| Mar 1, 2010 | CLB | $0 | Option Exercise | 100 | $N/A | Discretionary |
| Dec 1, 2009 | CLB | $0 | Option Exercise | 200 | $N/A | Discretionary |
| Dec 1, 2009 | CLB | $5.9K | Payment | 54 | $108.60 | Discretionary |
| Dec 1, 2009 | CLB | $5.8K | Payment | 53 | $108.60 | Discretionary |
| Dec 1, 2009 | CLB | $0 | Option Exercise | 200 | $N/A | Discretionary |
| Oct 27, 2009 | CLB | $21.8K | Purchase | 200 | $109.24 | Discretionary |
| May 22, 2009 | CLB | $17.4K | Purchase | 200 | $87.01 | Discretionary |
| Apr 1, 2009 | CLB | $6.9K | Payment | 93 | $73.92 | Discretionary |