John Anthony Kauffmann serves as Executive at MEMC ELECTRONIC MATERIALS INC, where they oversee executive responsibilities. Since joining the company, John Anthony Kauffmann has executed 88 insider transactions totaling $15.2M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jul 26, 2007 involved exercising options for 1,550 shares valued at $12.5K.
John Anthony Kauffmann currently holds 3,460 shares of MEMC ELECTRONIC MATERIALS INC (WFR), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John Anthony Kauffmann has been a net seller of WFR stock. They have purchased $82.9K and sold $15.1M worth of shares.
John Anthony Kauffmann's most recent insider trade was on Jul 26, 2007, when they sold 1,550 shares at $8.09 per share.
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| 2,500 |
| $11.63 |
| Discretionary |
| Jul 26, 2007 | WFR | $88.3K | Option Exercise | 5,000 | $17.65 | Discretionary |
| Jul 26, 2007 | WFR | $117.4K | Option Exercise | 4,575 | $25.66 | Discretionary |
| Jul 26, 2007 | WFR | $59.3K | Option Exercise | 7,500 | $7.90 | Discretionary |
| Jul 26, 2007 | WFR | $2.3M | Sale | 39,100 | $59.84 | Discretionary |
| Jul 26, 2007 | WFR | $88.0K | Option Exercise | 7,500 | $11.74 | Discretionary |
| Nov 22, 2006 | WFR | $0 | Gift | 812 | $N/A | Discretionary |
| Nov 2, 2006 | WFR | $162.8K | Option Exercise | 15,000 | $10.85 | Discretionary |
| Nov 2, 2006 | WFR | $707.3K | Option Exercise | 75,000 | $9.43 | Discretionary |
| Nov 2, 2006 | WFR | $25.1K | Option Exercise | 3,100 | $8.09 | Discretionary |
| Nov 2, 2006 | WFR | $29.1K | Option Exercise | 2,500 | $11.63 | Discretionary |
| Nov 2, 2006 | WFR | $264.1K | Option Exercise | 22,500 | $11.74 | Discretionary |
| Nov 2, 2006 | WFR | $177.8K | Option Exercise | 22,500 | $7.90 | Discretionary |
| Nov 2, 2006 | WFR | $88.3K | Option Exercise | 5,000 | $17.65 | Discretionary |
| Nov 2, 2006 | WFR | $1.7M | Sale | 49,500 | $35.00 | Discretionary |
| Nov 2, 2006 | WFR | $850.7K | Sale | 24,300 | $35.01 | Discretionary |
| Nov 2, 2006 | WFR | $346.7K | Sale | 9,900 | $35.02 | Discretionary |
| Nov 2, 2006 | WFR | $231.2K | Sale | 6,600 | $35.03 | Discretionary |
| Nov 2, 2006 | WFR | $420.5K | Sale | 12,000 | $35.04 | Discretionary |
| Nov 2, 2006 | WFR | $248.9K | Sale | 7,100 | $35.05 | Discretionary |
| Nov 2, 2006 | WFR | $305.0K | Sale | 8,700 | $35.06 | Discretionary |
| Nov 2, 2006 | WFR | $315.6K | Sale | 9,000 | $35.07 | Discretionary |
| Nov 2, 2006 | WFR | $70.2K | Sale | 2,000 | $35.08 | Discretionary |
| Nov 2, 2006 | WFR | $17.5K | Sale | 500 | $35.09 | Discretionary |
| Nov 2, 2006 | WFR | $91.3K | Sale | 2,600 | $35.11 | Discretionary |
| Nov 2, 2006 | WFR | $59.7K | Sale | 1,700 | $35.12 | Discretionary |
| Nov 2, 2006 | WFR | $10.5K | Sale | 300 | $35.13 | Discretionary |
| Nov 2, 2006 | WFR | $94.9K | Sale | 2,700 | $35.14 | Discretionary |
| Nov 2, 2006 | WFR | $80.8K | Sale | 2,300 | $35.15 | Discretionary |