John R. Bertucci serves as Executive at MKS INSTRUMENTS INC, where they oversee executive responsibilities. Since joining the company, John R. Bertucci has executed 178 insider transactions totaling $157.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 8, 2007 involved selling 1,700 shares valued at $29.9K.
John R. Bertucci currently holds 67,275.43 shares of MKS INSTRUMENTS INC (MKSI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John R. Bertucci has been a net seller of MKSI stock. They have purchased $0 and sold $157.3M worth of shares.
John R. Bertucci's most recent insider trade was on Nov 8, 2007, when they sold 1,700 shares at $17.56 per share.
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| $17.63 |
| Discretionary |
| Oct 22, 2007 | MKSI | $486.8K | Sale | 25,000 | $19.47 | Discretionary |
| Oct 19, 2007 | MKSI | $508.6K | Sale | 26,123 | $19.47 | Discretionary |
| Oct 11, 2007 | MKSI | $1.0M | Sale | 50,000 | $20.19 | Discretionary |
| Oct 10, 2007 | MKSI | $1.0M | Sale | 50,000 | $20.26 | Discretionary |
| Sep 14, 2007 | MKSI | $1.0M | Sale | 50,000 | $20.07 | Discretionary |
| Sep 13, 2007 | MKSI | $1.0M | Sale | 50,000 | $20.65 | Discretionary |
| Aug 16, 2007 | MKSI | $1.1M | Sale | 50,000 | $21.73 | Discretionary |
| Aug 15, 2007 | MKSI | $1.1M | Sale | 50,000 | $21.88 | Discretionary |
| Jul 19, 2007 | MKSI | $2.7M | Sale | 100,000 | $27.29 | Discretionary |
| Jul 18, 2007 | MKSI | $2.7M | Sale | 100,000 | $27.05 | Discretionary |
| Jun 21, 2007 | MKSI | $2.8M | Sale | 100,000 | $27.72 | Discretionary |
| Jun 20, 2007 | MKSI | $2.8M | Sale | 100,000 | $27.59 | Discretionary |
| May 24, 2007 | MKSI | $2.6M | Sale | 100,000 | $26.24 | Discretionary |
| May 23, 2007 | MKSI | $2.7M | Sale | 100,000 | $26.94 | Discretionary |
| Apr 26, 2007 | MKSI | $2.8M | Sale | 100,000 | $27.75 | Discretionary |
| Apr 25, 2007 | MKSI | $2.7M | Sale | 100,000 | $27.25 | Discretionary |
| Mar 29, 2007 | MKSI | $2.5M | Sale | 100,000 | $25.26 | Discretionary |
| Mar 28, 2007 | MKSI | $2.5M | Sale | 100,000 | $25.47 | Discretionary |
| Mar 1, 2007 | MKSI | $1.8M | Sale | 75,000 | $23.72 | Discretionary |
| Mar 1, 2007 | MKSI | $12.5K | Option Exercise | 965 | $12.97 | Discretionary |
| Mar 1, 2007 | MKSI | $6.4K | Option Exercise | 500 | $12.72 | Discretionary |
| Mar 1, 2007 | MKSI | $1.3K | Option Exercise | 100 | $12.72 | Discretionary |
| Mar 1, 2007 | MKSI | $6.4K | Option Exercise | 500 | $12.72 | Discretionary |
| Mar 1, 2007 | MKSI | $21.6K | Option Exercise | 1,700 | $12.72 | Discretionary |
| Mar 1, 2007 | MKSI | $5.1K | Option Exercise | 400 | $12.72 | Discretionary |
| Mar 1, 2007 | MKSI | $1.3K | Option Exercise | 100 | $12.72 | Discretionary |
| Mar 1, 2007 | MKSI | $5.1K | Option Exercise | 400 | $12.72 | Discretionary |
| Mar 1, 2007 | MKSI | $6.4K | Option Exercise | 500 | $12.72 | Discretionary |