| 2019-11-18 | MCMANUS MICHAEL A JR | Director | Sell | 3,929 | $3.82 | $15,014.67 | -28.3% | → |
| 2019-09-17 | Herrmann John A III | SVP, General Counsel | Sell | 3,643 | $7.07 | $25,756.74 | -100% | → |
| 2019-09-13 | Glenn Gregory M | President, R&D | Sell | 9,620 | $6.18 | $59,475.65 | -98.7% | → |
| 2019-09-11 | Trizzino John | SVP, CBO and CFO | Sell | 5,578 | $5.72 | $31,911.18 | -53.7% | → |
| 2019-05-13 | Glenn Gregory M | President, R&D | Buy | 1,000 | $5.85 | $5,849.90 | +1.4% | → |
| 2019-03-27 | King Rachel K. | Director | Buy | 86,000 | $0.53 | $45,562.80 | New | → |
| 2019-01-31 | Glenn Gregory M | President, R&D | Buy | 13,168 | $0.88 | $11,587.84 | +21.9% | → |
| 2018-07-31 | Glenn Gregory M | President, R&D | Buy | 13,007 | $0.88 | $11,446.16 | +27.6% | → |
| 2018-05-14 | Glenn Gregory M | President, R&D | Buy | 20,000 | $1.64 | $32,799.50 | +36.7% | → |
| 2018-05-14 | Trizzino John | SVP, CBO and CFO | Buy | 50,000 | $1.64 | $81,995.00 | +56.2% | → |
| 2018-05-14 | Erck Stanley C | President and CEO | Buy | 100,000 | $1.65 | $164,620.00 | +43.8% | → |
| 2018-01-31 | Glenn Gregory M | President, R&D | Buy | 12,784 | $0.88 | $11,249.92 | +88.6% | → |
| 2017-11-09 | Glenn Gregory M | President, R&D | Buy | 10,000 | $1.13 | $11,300.00 | +225.9% | → |
| 2017-11-09 | Erck Stanley C | President and CEO | Buy | 100,000 | $1.13 | $113,050.00 | +78.0% | → |
| 2017-08-31 | YOUNG JAMES F | Director | Sell | 175,000 | $1.06 | $184,870.00 | -100% | → |
| 2017-07-31 | PHILLIPS BARCLAY A | SVP, Chief Financial Officer | Buy | 2,057 | $0.89 | $1,830.73 | +5.6% | → |
| 2017-05-12 | MCMANUS MICHAEL A JR | Director | Buy | 20,000 | $0.97 | $19,396.00 | +7.8% | → |
| 2017-05-11 | PHILLIPS BARCLAY A | SVP, Chief Financial Officer | Buy | 25,000 | $0.84 | $20,950.00 | +215.3% | → |
| 2017-05-11 | Erck Stanley C | President and CEO | Buy | 50,000 | $0.84 | $41,980.00 | +63.9% | → |
| 2017-05-11 | DOUGLAS RICHARD | Director | Buy | 200,000 | $0.93 | $185,780.00 | +57.1% | → |
| 2017-05-11 | MCMANUS MICHAEL A JR | Director | Buy | 10,000 | $0.84 | $8,400.00 | +4.0% | → |
| 2017-03-14 | YOUNG JAMES F | Director | Sell | 100,000 | $1.39 | $138,980.00 | -36.4% | → |
| 2017-01-31 | Trizzino John | SVP, Commercial Operations | Buy | 3,401 | $1.12 | $3,809.12 | +4.0% | → |
| 2017-01-31 | Herrmann John A III | SVP, General Counsel | Buy | 4,960 | $1.12 | $5,555.20 | +234.8% | → |
| 2017-01-31 | PHILLIPS BARCLAY A | SVP, Chief Financial Officer | Buy | 1,633 | $1.12 | $1,828.96 | +16.4% | → |
| 2016-12-07 | Glenn Gregory M | President, R&D | Buy | 1,000 | $1.45 | $1,446.00 | +29.2% | → |
| 2016-09-22 | Trizzino John | SVP, Commercial Operations | Buy | 46,000 | $2.17 | $99,820.00 | +116.3% | → |
| 2016-09-21 | MCMANUS MICHAEL A JR | Director | Buy | 30,000 | $1.61 | $48,297.00 | +13.8% | → |
| 2016-09-21 | DOUGLAS RICHARD | Director | Buy | 100,000 | $1.72 | $172,010.00 | +40.0% | → |
| 2016-09-21 | Glenn Gregory M | President, R&D | Buy | 1,000 | $1.65 | $1,649.00 | +41.2% | → |
| 2016-09-20 | BOUDREAUX GAIL | Director | Buy | 100,000 | $1.45 | $144,850.00 | +100.0% | → |
| 2016-07-31 | PHILLIPS BARCLAY A | SVP, Chief Financial Officer | Buy | 422 | $4.29 | $1,810.38 | +4.4% | → |
| 2016-06-06 | EVANS GARY C | Director | Sell | 18,998 | $6.50 | $123,487.00 | -5.6% | → |
| 2016-05-24 | EVANS GARY C | Director | Sell | 50,000 | $5.41 | $270,371.08 | -6.7% | → |
| 2016-03-31 | Erck Stanley C | President and CEO | Sale+OE | 424,778 | $5.19 | $2,203,619.18 | -70.1% | → |
| 2016-01-31 | Trizzino John | SVP, Commercial Operations | Buy | 5,855 | $3.63 | $21,253.65 | +17.4% | → |
| 2016-01-31 | Herrmann John A III | SVP, General Counsel | Buy | 2,072 | $4.38 | $9,075.36 | +5,180% | → |
| 2016-01-31 | Glenn Gregory M | SVP, Research and Development | Buy | 2,369 | $4.38 | $10,376.22 | +4,084% | → |
| 2016-01-31 | PHILLIPS BARCLAY A | SVP, Chief Financial Officer | Buy | 405 | $4.38 | $1,773.90 | +4.4% | → |
| 2016-01-31 | Erck Stanley C | CEO and President | Buy | 2,072 | $4.38 | $9,075.36 | +2.1% | → |
| 2015-12-16 | Glenn Gregory M | SVP, Research and Development | Sale+OE | 61,886 | $8.58 | $530,697.20 | -99.9% | → |
| 2015-12-16 | Herrmann John A III | SVP, General Counsel | Sell | 27,945 | $8.64 | $241,419.65 | -99.9% | → |
| 2015-08-24 | EVANS GARY C | Director | Sell | 20,000 | $11.24 | $224,808.00 | -5.5% | → |
| 2015-08-20 | PHILLIPS BARCLAY A | SVP, Chief Financial Officer | Sell | 28,656 | $13.06 | $374,323.37 | -50.3% | → |