Robert Halper serves as Executive at NYMEX HOLDINGS INC, where they oversee executive responsibilities. Since joining the company, Robert Halper has executed 81 insider transactions totaling $17.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on May 9, 2008 involved transacting 5,600 shares valued at $0.
Robert Halper currently holds 36,740 shares of NYMEX HOLDINGS INC (NMX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Robert Halper has been a net seller of NMX stock. They have purchased $67.3K and sold $17.0M worth of shares.
Robert Halper's most recent insider trade was on May 9, 2008, when they sold 5,600 shares at $0.00 per share.
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| $130.41 |
| Discretionary |
| Dec 28, 2007 | NMX | $199.3K | Sale | 1,500 | $132.86 | Discretionary |
| Dec 27, 2007 | NMX | $214.4K | Sale | 1,600 | $134.00 | Discretionary |
| Dec 26, 2007 | NMX | $133.8K | Sale | 1,000 | $133.80 | Discretionary |
| Dec 24, 2007 | NMX | $133.9K | Sale | 1,000 | $133.90 | Discretionary |
| Dec 24, 2007 | NMX | $133.9K | Sale | 1,000 | $133.90 | Discretionary |
| Dec 21, 2007 | NMX | $131.2K | Sale | 1,000 | $131.24 | Discretionary |
| Dec 21, 2007 | NMX | $131.2K | Sale | 1,000 | $131.24 | Discretionary |
| Dec 20, 2007 | NMX | $130.9K | Sale | 1,000 | $130.88 | Discretionary |
| Dec 20, 2007 | NMX | $130.9K | Sale | 1,000 | $130.88 | Discretionary |
| Dec 19, 2007 | NMX | $129.9K | Sale | 1,000 | $129.88 | Discretionary |
| Dec 19, 2007 | NMX | $129.9K | Sale | 1,000 | $129.88 | Discretionary |
| Dec 18, 2007 | NMX | $126.3K | Sale | 1,000 | $126.30 | Discretionary |
| Dec 18, 2007 | NMX | $126.3K | Sale | 1,000 | $126.30 | Discretionary |
| Dec 17, 2007 | NMX | $127.0K | Sale | 1,000 | $126.99 | Discretionary |
| Dec 17, 2007 | NMX | $127.0K | Sale | 1,000 | $126.99 | Discretionary |
| Dec 14, 2007 | NMX | $126.1K | Sale | 1,000 | $126.11 | Discretionary |
| Dec 14, 2007 | NMX | $126.1K | Sale | 1,000 | $126.11 | Discretionary |
| Dec 13, 2007 | NMX | $123.8K | Sale | 1,000 | $123.75 | Discretionary |
| Dec 13, 2007 | NMX | $123.8K | Sale | 1,000 | $123.75 | Discretionary |
| Dec 12, 2007 | NMX | $124.4K | Sale | 1,000 | $124.40 | Discretionary |
| Dec 12, 2007 | NMX | $124.4K | Sale | 1,000 | $124.40 | Discretionary |
| Dec 11, 2007 | NMX | $124.0K | Sale | 1,000 | $124.00 | Discretionary |
| Dec 11, 2007 | NMX | $124.0K | Sale | 1,000 | $124.00 | Discretionary |
| Dec 10, 2007 | NMX | $125.8K | Sale | 1,000 | $125.77 | Discretionary |
| Dec 10, 2007 | NMX | $125.8K | Sale | 1,000 | $125.77 | Discretionary |
| Dec 7, 2007 | NMX | $125.4K | Sale | 1,000 | $125.40 | Discretionary |
| Dec 7, 2007 | NMX | $125.4K | Sale | 1,000 | $125.40 | Discretionary |
| Dec 6, 2007 | NMX | $121.4K | Sale | 1,000 | $121.44 | Discretionary |