| 2017-05-22 | AWM Investment Company, Inc. | - | Sell | 13,109 | $3.87 | $50,710.64 | -0.2% | → |
| 2017-05-16 | AWM Investment Company, Inc. | - | Sell | 40,252 | $3.99 | $160,646.10 | -0.7% | → |
| 2017-05-11 | AWM Investment Company, Inc. | - | Sell | 109,975 | $3.46 | $380,870.23 | -0.9% | → |
| 2017-02-25 | AWM Investment Company, Inc. | - | Sell | 11,410 | $4.15 | $47,364.05 | -0.7% | → |
| 2016-06-16 | Malone Michael | Chairman | Buy | 5,000 | $1.61 | $8,025.00 | +10.9% | → |
| 2016-06-16 | Smith Guy L | - | Buy | 2,500 | $1.54 | $3,841.75 | +3.7% | → |
| 2015-12-04 | Roof William H | President and CEO | Buy | 10,000 | $0.89 | $8,867.72 | +14.9% | → |
| 2015-08-24 | Roof William H | President and CEO | Buy | 5,400 | $1.03 | $5,576.00 | +20.8% | → |
| 2015-08-21 | Roof William H | President and CEO | Buy | 5,000 | $1.00 | $5,005.00 | +30.3% | → |
| 2015-08-19 | Smith Guy L | - | Buy | 5,000 | $1.15 | $5,750.00 | +22.1% | → |
| 2015-08-18 | Ludlow Bonnie L | - | Sell | 381,886 | $1.00 | $381,886.00 | -28.3% | → |
| 2015-06-19 | Roof William H | President and CEO | Buy | 6,000 | $1.41 | $8,460.00 | +300,000% | → |