Mark A. Hellerstein serves as Executive at ST MARY LAND & EXPLORATION CO, where they oversee executive responsibilities. Since joining the company, Mark A. Hellerstein has executed 95 insider transactions totaling $37.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on May 26, 2006 involved selling 7,200 shares valued at $273.6K.
Mark A. Hellerstein currently holds 33,207 shares of ST MARY LAND & EXPLORATION CO (SM), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark A. Hellerstein has been a net seller of SM stock. They have purchased $0 and sold $37.8M worth of shares.
Mark A. Hellerstein's most recent insider trade was on May 26, 2006, when they sold 7,200 shares at $38.00 per share.
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| $38.02 |
| Discretionary |
| May 16, 2006 | SM | $126.9K | Option Exercise | 20,500 | $6.19 | Discretionary |
| May 15, 2006 | SM | $35.9K | Option Exercise | 5,800 | $6.19 | Discretionary |
| May 15, 2006 | SM | $35.9K | Sale | 5,800 | $6.19 | Discretionary |
| May 12, 2006 | SM | $113.8K | Option Exercise | 18,292 | $6.22 | Discretionary |
| May 12, 2006 | SM | $2.6M | Sale | 66,500 | $38.68 | Discretionary |
| May 12, 2006 | SM | $1.3M | Sale | 33,500 | $39.55 | Discretionary |
| May 12, 2006 | SM | $223.3K | Option Exercise | 13,402 | $16.66 | Discretionary |
| May 12, 2006 | SM | $125.3K | Option Exercise | 20,248 | $6.19 | Discretionary |
| May 12, 2006 | SM | $136.2K | Option Exercise | 15,568 | $8.75 | Discretionary |
| May 12, 2006 | SM | $150.4K | Option Exercise | 32,490 | $4.63 | Discretionary |
| May 11, 2006 | SM | $753.0K | Option Exercise | 65,024 | $11.58 | Discretionary |
| May 11, 2006 | SM | $236.4K | Option Exercise | 21,764 | $10.86 | Discretionary |
| May 11, 2006 | SM | $230.7K | Option Exercise | 21,766 | $10.60 | Discretionary |
| May 11, 2006 | SM | $173.5K | Option Exercise | 21,766 | $7.97 | Discretionary |
| May 11, 2006 | SM | $161.3K | Option Exercise | 9,680 | $16.66 | Discretionary |
| May 11, 2006 | SM | $1.7M | Sale | 40,000 | $41.66 | Discretionary |
| May 11, 2006 | SM | $4.1M | Sale | 100,000 | $41.18 | Discretionary |
| May 11, 2006 | SM | $1.6M | Option Exercise | 140,000 | $11.58 | Discretionary |
| May 11, 2006 | SM | $0 | Option Exercise | 0 | $11.58 | Discretionary |
| May 11, 2006 | SM | $0 | Option Exercise | 0 | $10.86 | Discretionary |
| May 11, 2006 | SM | $0 | Option Exercise | 0 | $10.60 | Discretionary |
| May 11, 2006 | SM | $0 | Option Exercise | 0 | $7.97 | Discretionary |
| May 11, 2006 | SM | $0 | Option Exercise | 0 | $16.66 | Discretionary |
| May 10, 2006 | SM | $2.5M | Sale | 60,000 | $41.08 | Discretionary |
| May 10, 2006 | SM | $4.1M | Sale | 100,000 | $41.05 | Discretionary |
| May 10, 2006 | SM | $332.7K | Option Exercise | 53,748 | $6.19 | Discretionary |
| May 10, 2006 | SM | $150.4K | Option Exercise | 32,490 | $4.63 | Discretionary |
| May 10, 2006 | SM | $136.2K | Option Exercise | 15,568 | $8.75 | Discretionary |