| 4.15 Data as of May 24 |  +0.09 / +2.22%Today’s Change | 1.41 Today|||52-Week Range 11.00 | +39.26% Year-to-Date |
| Name | Type | Date | Shares traded | Share price | Transaction value | Since transaction |
|---|---|---|---|---|---|---|
Baker Mark Robert Chief Executive Officer |  Buy | 11/16/2012 | 49,793 | $1.82 | $90.6K | +123.12% |
Baker Mark Robert Chief Executive Officer | Buy | 11/15/2012 | 48,833 | $1.69 | $82.5K | +144.12% |
Israel Robert J Senior Vice President-Medical Affairs |  Sale | 6/20/2012 | 3,333 | $8.58 | $28.6K | -52.13% |
Baker Mark Robert Chief Executive Officer | Buy | 11/19/2012 | 11,800 | $1.96 | $23.1K | +102.44% |
Olson William C Senior Vice President-Research & Development | Sale | 6/20/2012 | 1,230 | $8.69 | $10.7K | -52.13% |
Israel Robert J Senior Vice President-Medical Affairs | Sale | 7/02/2012 | 1,000 | $9.79 | $9.8K | -59.23% |
Israel Robert J Senior Vice President-Medical Affairs | Sale | 6/01/2012 | 1,000 | $8.51 | $8.5K | -49.45% |
Scheinberg David A Director | Sale | 3/22/2013 | 1,250 | $4.81 | $6.0K | -18.47% |
Israel Robert J Senior Vice President-Medical Affairs | Buy | 6/01/2012 | 1,000 | $5.33 | $5.3K | -49.45% |
Israel Robert J Senior Vice President-Medical Affairs | Buy | 7/02/2012 | 1,000 | $5.33 | $5.3K | -59.23% |
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