| 2019-11-14 | Bailey Jeffrey Allen | Director | Buy | 15,858 | $0.51 | $8,087.58 | +79.7% | → |
| 2019-11-12 | Bailey Jeffrey Allen | Director | Buy | 19,894 | $0.53 | $10,543.82 | New | → |
| 2019-09-13 | VON RICKENBACH JOSEF H | Director | Buy | 113,145 | $0.98 | $110,504.88 | +37.9% | → |
| 2019-09-04 | VON RICKENBACH JOSEF H | Director | Buy | 23,225 | $0.71 | $16,582.65 | +28.4% | → |
| 2019-09-03 | VON RICKENBACH JOSEF H | Director | Buy | 28,466 | $0.72 | $20,395.55 | +23.4% | → |
| 2019-08-29 | VON RICKENBACH JOSEF H | Director | Buy | 3,600 | $0.77 | $2,770.92 | +7.2% | → |
| 2019-08-16 | Vukovic Vojo | SVP, Chief Medical Officer | Buy | 75,000 | $0.59 | $44,452.50 | New | → |
| 2019-08-13 | Gregory Kathryn | SVP, Chief Business Officer | Buy | 45,000 | $0.65 | $29,025.00 | New | → |
| 2018-08-10 | LONGENECKER JOHN P PHD | President and CEO | Buy | 10,000 | $2.45 | $24,500.00 | New | → |
| 2018-06-26 | APPLE TREE PARTNERS II LP | - | Sell | 106,257 | $5.92 | $629,521.66 | -2.5% | → |
| 2018-06-21 | APPLE TREE PARTNERS II LP | - | Sell | 6,647 | $5.30 | $35,232.74 | -0.2% | → |
| 2018-06-19 | APPLE TREE PARTNERS II LP | - | Sell | 9,532 | $5.32 | $50,743.26 | -0.2% | → |
| 2018-06-12 | APPLE TREE PARTNERS II LP | - | Sell | 10,843 | $5.40 | $58,557.62 | -0.7% | → |
| 2018-06-11 | APPLE TREE PARTNERS II LP | - | Sell | 28,162 | $5.41 | $152,314.55 | -0.6% | → |
| 2018-06-08 | Dougherty Donald | SVP & Chief Financial Officer | Buy | 3,000 | $5.40 | $16,200.00 | +150.0% | → |
| 2018-06-06 | Aivado Manuel | See Remarks | Buy | 1,000 | $5.61 | $5,610.00 | New | → |
| 2018-06-01 | Dougherty Donald | SVP & Chief Financial Officer | Buy | 2,000 | $5.24 | $10,480.00 | New | → |
| 2018-04-19 | APPLE TREE PARTNERS II LP | - | Sell | 107,904 | $6.31 | $681,390.36 | -3.3% | → |
| 2018-01-09 | APPLE TREE PARTNERS II LP | - | Sell | 150,000 | $9.80 | $1,470,435.00 | -8.3% | → |
| 2017-07-05 | LV Management Group, LLC | Former 10% owner | Buy | 250,000 | $15.00 | $3,750,000.00 | +29.6% | → |
| 2017-07-05 | Shanafelt Armen | Director | Buy | 250,000 | $15.00 | $3,750,000.00 | +29.6% | → |
| 2017-07-05 | CVF, LLC | 10% Owner | Buy | 180,000 | $15.00 | $2,700,000.00 | +33.6% | → |
| 2017-07-05 | ROCHE HOLDING LTD | 10% Owner | Buy | 119,400 | $15.00 | $1,791,000.00 | +20.5% | → |
| 2017-07-05 | KCK LTD. | 10% Owner | Buy | 200,000 | $15.00 | $3,000,000.00 | +44.8% | → |
| 2017-07-05 | Satter Muneer A | 10% Owner | Buy | 33,333 | $15.00 | $499,995.00 | +23.0% | → |
| 2017-07-05 | EXCEL MEDICAL FUND LP | 10% Owner | Buy | 60,000 | $15.00 | $900,000.00 | +6.3% | → |
| 2017-07-05 | Sigma Emerging Markets Ltd. | 10% Owner | Buy | 190,000 | $15.00 | $2,850,000.00 | +81.5% | → |
| 2017-07-05 | Gallagher Brian M. Jr. | Director | Buy | 273,333 | $15.00 | $4,099,995.00 | +23.6% | → |
| 2017-07-05 | Ambros Reinhard J. | Director | Buy | 266,667 | $15.00 | $4,000,005.00 | +11.7% | → |
| 2017-07-05 | Kapnick Scott | Director, 10% Owner | Buy | 225,973 | $15.00 | $3,389,595.00 | +30.2% | → |
| 2017-07-05 | AJU IB Investment Co., Ltd. | 10% Owner | Buy | 24,929 | $15.00 | $373,935.00 | +5.1% | → |