| No. | Hedge Fund | Shares | Value (x$1000) | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Hudson Executive Capital Douglas Braunstein And James Woolery | 2,374,119 | $83,165 | 6.71% | |
| 2. | DAFNA Capital Management Nathan Fischel | 293,729 | $10,289 | -7% | 4.22% |
| 3. | Tamarack Capital Management Justin John Ferayorni | 275,000 | $9,633 | +6% | 2.75% |
| 4. | AlphaOne Capital Partners Paul Hondros | 140,369 | $4,917 | -26% | 1.45% |
| 5. | Pura Vida Investments Efrem Kamen | 67,670 | $2,370 | 1.17% |
| Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $17.64 | 11,000 | Director | 16,805 | 2018-03-01 | Filing | |
| $17.43 | 1,000 | Director | 10,469 | 2018-03-01 | Filing | |
| $18.36 | 1,500 | Director | 10,969 | 2017-11-08 | Filing | |
| $15.05 | 500 | Officer | 3,500 | 2014-05-06 | Filing | |
| $15.03 | 500 | Officer | 95,694 | 2014-05-06 | Filing |
| Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $30.32 | 4,000 | Officer | 124,920 | 2018-08-15 | Filing | |
| $25.00 | 2,090 | Director | 66,898 | 2018-06-14 | Filing | |
| $23.05 | 4,000 | Officer | 131,920 | 2018-05-15 | Filing | |
| $22.82 | 10,000 | Director | 19,967 | 2018-05-08 | Filing | |
| $20.00 | 10,000 | Director | 19,967 | 2018-03-13 | Filing |
| No. | Name | Shares | Value (x$1000) | % Port |
|---|---|---|---|---|
| 1. | 969,193 | $33,951 | 5.47% | |
| 2. | 144,268 | $5,054 | 4.25% | |
| 3. | 154,453 | $5,410 | 1.93% | |
| 4. | 238,210 | $8,344 | 1.61% | |
| 5. | 53,553 | $1,876 | 0.76% |
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