Leo Berlinghieri serves as Executive at MKS INSTRUMENTS INC, where they oversee executive responsibilities. Since joining the company, Leo Berlinghieri has executed 156 insider transactions totaling $16.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 8, 2011 involved selling 98,336 shares valued at $3.0M.
Leo Berlinghieri currently holds 20,210 shares of MKS INSTRUMENTS INC (MKSI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Leo Berlinghieri has been a net seller of MKSI stock. They have purchased $0 and sold $16.3M worth of shares.
Leo Berlinghieri's most recent insider trade was on Feb 8, 2011, when they sold 98,336 shares at $30.14 per share.
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| $30.27 |
| Discretionary |
| Feb 7, 2011 | MKSI | $122.5K | Sale | 4,000 | $30.62 | Discretionary |
| Feb 7, 2011 | MKSI | $398.5K | Option Exercise | 16,264 | $24.50 | Discretionary |
| Feb 7, 2011 | MKSI | $498.7K | Sale | 16,264 | $30.66 | Discretionary |
| Feb 7, 2011 | MKSI | $94.0K | Option Exercise | 4,000 | $23.50 | Discretionary |
| Dec 8, 2010 | MKSI | $648.9K | Sale | 30,000 | $21.63 | Discretionary |
| Jul 29, 2010 | RTEC | $0 | Award | 6,000 | $N/A | Discretionary |
| Apr 30, 2010 | MKSI | $259.6K | Option Exercise | 10,884 | $23.85 | Discretionary |
| Apr 30, 2010 | MKSI | $259.6K | Sale | 10,884 | $23.85 | Discretionary |
| Apr 29, 2010 | MKSI | $344.1K | Sale | 14,800 | $23.25 | Discretionary |
| Apr 29, 2010 | MKSI | $249.8K | Option Exercise | 14,800 | $16.88 | Discretionary |
| Apr 27, 2010 | MKSI | $3.5K | Option Exercise | 200 | $17.60 | Discretionary |
| Apr 27, 2010 | MKSI | $8.4K | Option Exercise | 500 | $16.88 | Discretionary |
| Apr 27, 2010 | MKSI | $16.8K | Sale | 700 | $24.00 | Discretionary |
| Apr 26, 2010 | MKSI | $1.1M | Sale | 46,903 | $23.50 | Discretionary |
| Apr 26, 2010 | MKSI | $6.6K | Option Exercise | 375 | $17.60 | Discretionary |
| Apr 26, 2010 | MKSI | $1.1M | Sale | 45,800 | $23.50 | Discretionary |
| Apr 26, 2010 | MKSI | $517.5K | Option Exercise | 30,000 | $17.25 | Discretionary |
| Apr 26, 2010 | MKSI | $6.3K | Option Exercise | 482 | $12.97 | Discretionary |
| Apr 26, 2010 | MKSI | $248.1K | Option Exercise | 14,700 | $16.88 | Discretionary |
| Apr 26, 2010 | MKSI | $8.6K | Option Exercise | 466 | $18.44 | Discretionary |
| Apr 26, 2010 | MKSI | $17.6K | Option Exercise | 880 | $20.02 | Discretionary |
| Mar 17, 2010 | MKSI | $443.2K | Sale | 23,300 | $19.02 | Discretionary |
| Mar 16, 2010 | MKSI | $89.5K | Payment | 4,642 | $19.29 | Discretionary |
| Mar 16, 2010 | MKSI | $0 | Option Exercise | 6,090 | $N/A | Discretionary |
| Mar 16, 2010 | MKSI | $0 | Option Exercise | 8,526 | $N/A | Discretionary |
| Mar 10, 2010 | MKSI | $0 | Option Exercise | 8,700 | $N/A | Discretionary |
| Mar 10, 2010 | MKSI | $0 | Option Exercise | 6,038 | $N/A | Discretionary |
| Mar 10, 2010 | MKSI | $89.3K | Payment | 4,681 | $19.07 | Discretionary |