Gerard G. Colella serves as Executive at MKS INSTRUMENTS INC, where they oversee executive responsibilities. Since joining the company, Gerard G. Colella has executed 228 insider transactions totaling $22.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Oct 23, 2014 involved selling 3,000 shares valued at $105.0K.
Gerard G. Colella currently holds 10,793 shares of MKS INSTRUMENTS INC (MKSI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Gerard G. Colella has been a net seller of MKSI stock. They have purchased $117.5K and sold $22.0M worth of shares.
Gerard G. Colella's most recent insider trade was on Oct 23, 2014, when they sold 3,000 shares at $35.00 per share.
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| $33.02 |
| Discretionary |
| Jun 5, 2014 | MKSI | $88.5K | Sale | 3,000 | $29.50 | Discretionary |
| Feb 28, 2014 | MKSI | $0 | Option Exercise | 2,776.78 | $N/A | Discretionary |
| Feb 28, 2014 | MKSI | $65.8K | Payment | 2,188 | $30.06 | Discretionary |
| Feb 28, 2014 | MKSI | $0 | Option Exercise | 3,941.82 | $N/A | Discretionary |
| Feb 25, 2014 | MKSI | $113.3K | Payment | 3,805 | $29.77 | Discretionary |
| Feb 25, 2014 | MKSI | $0 | Option Exercise | 4,952 | $N/A | Discretionary |
| Feb 25, 2014 | MKSI | $0 | Option Exercise | 6,735.59 | $N/A | Discretionary |
| Feb 24, 2014 | MKSI | $70.4K | Payment | 2,344 | $30.02 | Discretionary |
| Feb 24, 2014 | MKSI | $0 | Option Exercise | 2,914 | $N/A | Discretionary |
| Feb 24, 2014 | MKSI | $0 | Option Exercise | 4,283.59 | $N/A | Discretionary |
| Mar 11, 2013 | MKSI | $91.0K | Sale | 3,300 | $27.59 | Discretionary |
| Mar 4, 2013 | MKSI | $0 | Option Exercise | 5,625 | $N/A | Discretionary |
| Mar 4, 2013 | MKSI | $0 | Option Exercise | 4,167 | $N/A | Discretionary |
| Mar 4, 2013 | MKSI | $86.1K | Payment | 3,193 | $26.96 | Discretionary |
| Mar 1, 2013 | MKSI | $122.2K | Sale | 4,525 | $27.00 | Discretionary |
| Feb 28, 2013 | MKSI | $0 | Option Exercise | 3,941.82 | $N/A | Discretionary |
| Feb 28, 2013 | MKSI | $59.5K | Payment | 2,191 | $27.14 | Discretionary |
| Feb 28, 2013 | MKSI | $0 | Option Exercise | 2,776 | $N/A | Discretionary |
| Feb 26, 2013 | MKSI | $132.2K | Sale | 4,850 | $27.25 | Discretionary |
| Feb 25, 2013 | MKSI | $63.2K | Payment | 2,347 | $26.92 | Discretionary |
| Feb 25, 2013 | MKSI | $0 | Option Exercise | 4,282.59 | $N/A | Discretionary |
| Feb 25, 2013 | MKSI | $0 | Option Exercise | 2,913 | $N/A | Discretionary |
| Aug 6, 2012 | MKSI | $88.4K | Sale | 3,341 | $26.47 | Discretionary |
| Mar 16, 2012 | MKSI | $0 | Option Exercise | 2,042 | $N/A | Discretionary |
| Mar 16, 2012 | MKSI | $0 | Option Exercise | 2,859 | $N/A | Discretionary |
| Mar 16, 2012 | MKSI | $46.0K | Payment | 1,555 | $29.60 | Discretionary |
| Mar 6, 2012 | MKSI | $190.2K | Sale | 6,687 | $28.45 | Discretionary |
| Mar 5, 2012 | MKSI | $0 | Option Exercise | 4,167 | $N/A | Discretionary |