David Krell serves as Executive at International Securities Exchange, Inc., where they oversee executive responsibilities. Since joining the company, David Krell has executed 171 insider transactions totaling $19.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 7, 2006 involved selling 400 shares valued at $20.8K.
David Krell currently holds 272,331 shares of International Securities Exchange, Inc. (ISE), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David Krell has been a net seller of ISE stock. They have purchased $51.5K and sold $19.1M worth of shares.
David Krell's most recent insider trade was on Dec 7, 2006, when they sold 400 shares at $52.06 per share.
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| $52.05 |
| Discretionary |
| Dec 7, 2006 | ISE | $10.4K | Sale | 200 | $52.04 | Discretionary |
| Dec 7, 2006 | ISE | $26.0K | Sale | 500 | $52.03 | Discretionary |
| Dec 7, 2006 | ISE | $20.8K | Sale | 400 | $52.10 | Discretionary |
| Nov 15, 2006 | ISE | $15.3K | Sale | 300 | $51.06 | Discretionary |
| Nov 15, 2006 | ISE | $55.6K | Option Exercise | 40,000 | $1.39 | Discretionary |
| Nov 15, 2006 | ISE | $1.3M | Sale | 24,700 | $51.00 | Discretionary |
| Nov 15, 2006 | ISE | $142.8K | Sale | 2,800 | $51.01 | Discretionary |
| Nov 15, 2006 | ISE | $122.9K | Sale | 2,400 | $51.20 | Discretionary |
| Nov 15, 2006 | ISE | $10.2K | Sale | 200 | $51.17 | Discretionary |
| Nov 15, 2006 | ISE | $20.5K | Sale | 400 | $51.16 | Discretionary |
| Nov 15, 2006 | ISE | $30.7K | Sale | 600 | $51.15 | Discretionary |
| Nov 15, 2006 | ISE | $56.2K | Sale | 1,100 | $51.12 | Discretionary |
| Nov 15, 2006 | ISE | $86.9K | Sale | 1,700 | $51.10 | Discretionary |
| Nov 15, 2006 | ISE | $30.7K | Sale | 600 | $51.09 | Discretionary |
| Nov 15, 2006 | ISE | $25.5K | Sale | 500 | $51.08 | Discretionary |
| Nov 15, 2006 | ISE | $40.9K | Sale | 800 | $51.07 | Discretionary |
| Nov 15, 2006 | ISE | $30.6K | Sale | 600 | $51.05 | Discretionary |
| Nov 15, 2006 | ISE | $35.7K | Sale | 700 | $51.04 | Discretionary |
| Nov 15, 2006 | ISE | $56.1K | Sale | 1,100 | $51.03 | Discretionary |
| Nov 15, 2006 | ISE | $76.5K | Sale | 1,500 | $51.02 | Discretionary |
| Oct 17, 2006 | ISE | $55.6K | Option Exercise | 40,000 | $1.39 | Discretionary |
| Oct 17, 2006 | ISE | $2.0M | Sale | 40,000 | $50.00 | Discretionary |
| Oct 4, 2006 | ISE | $55.6K | Option Exercise | 40,000 | $1.39 | Discretionary |
| Oct 4, 2006 | ISE | $2.0M | Sale | 40,000 | $49.00 | Discretionary |
| Oct 2, 2006 | ISE | $6.3K | Purchase | 157 | $39.86 | Discretionary |
| Sep 27, 2006 | ISE | $55.6K | Option Exercise | 40,000 | $1.39 | Discretionary |
| Sep 27, 2006 | ISE | $1.9M | Sale | 40,000 | $48.00 | Discretionary |
| Sep 26, 2006 | ISE | $55.6K | Option Exercise | 40,000 | $1.39 | Discretionary |