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 Nov 17, 2020 involved receiving (via award) 4,921 shares valued at $125.0K.
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 Nov 17, 2020, when they sold 4,921 shares at $25.40 per share.
Get notified when new Form 4 filings are submitted
| $29.16 |
| Discretionary |
| Nov 20, 2018 | MDU | $110.0K | Award | 4,143 | $26.55 | Discretionary |
| Nov 21, 2017 | MDU | $110.0K | Award | 4,091 | $26.88 | Discretionary |
| Nov 21, 2016 | MDU | $110.0K | Award | 3,886 | $28.30 | Discretionary |
| Nov 18, 2015 | MDU | $110.0K | Award | 6,039 | $18.21 | Discretionary |
| Nov 19, 2014 | MDU | $110.0K | Award | 4,340 | $25.34 | Discretionary |
| Nov 20, 2013 | MDU | $45.8K | Award | 1,501 | $30.53 | Discretionary |
| Jun 2, 2008 | SM | $0 | Gift | 2,000 | $N/A | Discretionary |
| May 22, 2008 | SM | $0 | Award | 3,134 | $N/A | Discretionary |
| May 22, 2008 | SM | $0 | Award | 4,309 | $N/A | Discretionary |
| May 20, 2008 | SM | $2.9M | Sale | 57,173 | $50.89 | Discretionary |
| Mar 17, 2008 | SM | $83.8K | Payment | 2,349 | $35.67 | Discretionary |
| Mar 17, 2008 | SM | $0 | Option Exercise | 5,925 | $N/A | Discretionary |
| Mar 17, 2008 | SM | $52.9K | Payment | 1,482 | $35.67 | Discretionary |
| Feb 28, 2008 | SM | $0 | Option Exercise | 12,132 | $N/A | Discretionary |
| Feb 28, 2008 | SM | $181.9K | Payment | 4,808 | $37.84 | Discretionary |
| Feb 28, 2008 | SM | $0 | Option Exercise | 834 | $N/A | Discretionary |
| Feb 28, 2008 | SM | $9.4K | Payment | 248 | $37.84 | Discretionary |
| Nov 27, 2007 | RIG | $0 | Award | 1,675 | $N/A | Discretionary |
| Nov 27, 2007 | RIG | $0 | Award | 20 | $N/A | Discretionary |
| Nov 27, 2007 | RIG | $0 | Disposition | 30 | $N/A | Discretionary |
| Jul 2, 2007 | SM | $431.5K | Payment | 11,783 | $36.62 | Discretionary |
| Jul 2, 2007 | SM | $0 | Award | 6,212 | $N/A | Discretionary |
| Jul 2, 2007 | SM | $0 | Option Exercise | 29,456 | $N/A | Discretionary |
| Jun 25, 2007 | SM | $67.7K | Option Exercise | 5,057 | $13.39 | Discretionary |
| Jun 25, 2007 | SM | $2.8M | Sale | 73,414 | $38.00 | Discretionary |
| Jun 25, 2007 | SM | $733.0K | Option Exercise | 63,300 | $11.58 | Discretionary |
| Jun 25, 2007 | SM | $72.1K | Option Exercise | 5,057 | $14.25 | Discretionary |
| Jun 22, 2007 | SM | $714.5K | Option Exercise | 61,700 | $11.58 | Discretionary |