| 2018-12-07 | ASELAGE STEVE | Chief Executive Officer | Sell | 10 | $24.04 | $240.37 | - | → |
| 2018-11-15 | REED ELIZABETH E | SVP, GC & Corporate Secretary | Sell | 5,000 | $24.03 | $120,145.93 | -5.0% | → |
| 2018-11-15 | ROTE WILLIAM E. | Senior Vice President, R&D | Sell | 5,000 | $24.03 | $120,129.55 | -6.1% | → |
| 2018-11-15 | Clague Laura | Chief Financial Officer | Sell | 7,500 | $24.02 | $180,137.51 | -11.7% | → |
| 2018-11-15 | ASELAGE STEVE | Chief Executive Officer | Sell | 11,100 | $24.03 | $266,703.42 | -1.1% | → |
| 2018-11-14 | McFarlane Neil F. | Chief Operating Officer | Sell | 10,000 | $23.73 | $237,314.40 | -14.7% | → |
| 2018-08-31 | ASELAGE STEVE | Chief Executive Officer | Sale+OE | 12,000 | $32.00 | $384,000.00 | -4.7% | → |
| 2018-02-14 | ROTE WILLIAM E. | Senior Vice President, R&D | Sell | 1,034 | $21.50 | $22,232.03 | -8.5% | → |
| 2018-01-05 | REED ELIZABETH E | SVP, GC & Corporate Secretary | Sell | 942 | $24.04 | $22,645.68 | -9.4% | → |
| 2017-08-16 | McFarlane Neil F. | Chief Operating Officer | Sell | 1,378 | $22.50 | $31,005.00 | -9.2% | → |
| 2017-06-14 | ASELAGE STEVE | Chief Executive Officer | Buy | 5,000 | $17.85 | $89,250.00 | +2.1% | → |
| 2016-11-22 | ASELAGE STEVE | Chief Executive Officer | Sell | 8,200 | $21.12 | $173,160.00 | -1.7% | → |
| 2016-09-01 | Shih Alvin | EVP of Research & Development | Sell | 8,750 | $16.24 | $142,058.88 | -5.2% | → |
| 2016-06-01 | Shih Alvin | EVP of Research & Development | Sell | 8,750 | $17.75 | $155,283.63 | -5.0% | → |
| 2016-03-04 | Meckler Jeffrey A | Director | Buy | 5,000 | $15.31 | $76,564.50 | +10.6% | → |
| 2016-03-03 | Meckler Jeffrey A | Director | Buy | 10,000 | $14.45 | $144,500.00 | +27.0% | → |
| 2016-03-01 | Shih Alvin | EVP of Research & Development | Sell | 8,750 | $14.35 | $125,568.63 | -4.7% | → |
| 2015-12-09 | Shih Alvin | EVP of Research & Development | Sell | 8,750 | $20.83 | $182,262.50 | -4.5% | → |
| 2015-11-10 | ASELAGE STEVE | Chief Executive Officer | Sell | 60,000 | $18.75 | $1,124,700.00 | -8.5% | → |
| 2015-11-02 | VALEUR JENSEN MARGARET E | General Counsel | Sell | 50,000 | $20.46 | $1,022,948.64 | -32.2% | → |
| 2015-10-06 | Shih Alvin | EVP of Research & Development | Sell | 8,750 | $20.12 | $176,072.88 | -1.5% | → |
| 2015-06-26 | Shih Alvin | EVP of Research & Development | Sell | 27,916 | $32.70 | $912,850.41 | -12.1% | → |