| INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS |
| Date | Insider | Shares | Type | Transaction | Value* | | 30-Nov-09 | TOBIAS JEFFREY K Officer | 12,077 | Direct | Option Exercise at $1.25 per share. | $15,096 | | 30-Nov-09 | TOBIAS JEFFREY K Officer | 12,077 | Direct | Sale at $8.07 per share. | $97,461 | | 27-Nov-09 | TOBIAS JEFFREY K Officer | 620 | Direct | Option Exercise at $1.25 per share. | $775 | | 27-Nov-09 | TOBIAS JEFFREY K Officer | 620 | Direct | Sale at $8.27 per share. | $5,127 | | 25-Nov-09 | TOBIAS JEFFREY K Officer | 9,303 | Direct | Option Exercise at $1.25 per share. | $11,628 | | 25-Nov-09 | TOBIAS JEFFREY K Officer | 9,303 | Direct | Sale at $8.38 per share. | $77,959 | | 20-Nov-09 | BIENAIME JEAN JACQUES Director | 2,000 | Direct | Sale at $8.40 - $8.45 per share. | $17,0002 | | 19-Nov-09 | BIENAIME JEAN JACQUES Director | 4,000 | Direct | Sale at $8.15 - $8.26 per share. | $33,0002 | | 15-Sep-09 | SVLSF IV, LLC Beneficial Owner (10% or more) | 615,000 | Direct | Sale at $8 - $8.05 per share. | $4,935,0002 | | 15-Sep-09 | SVLSF IV, LLC Beneficial Owner (10% or more) | 1,230,000 | Indirect | Sale at $8 - $8.05 per share. | $9,871,0002 | | 20-Aug-09 | BIENAIME JEAN JACQUES Director | 1,000 | Direct | Sale at $7.22 - $7.23 per share. | $7,2252 | | 17-Aug-09 | BIENAIME JEAN JACQUES Director | 4,119 | Direct | Sale at $7.21 - $7.35 per share. | $30,0002 | | 14-Aug-09 | BIENAIME JEAN JACQUES Director | 500 | Direct | Sale at $7.10 per share. | $3,550 | | 14-Aug-09 | BIENAIME JEAN JACQUES Director | 2,621 | Direct | Sale at $7.18 - $7.29 per share. | $19,0002 | | 13-Aug-09 | BIENAIME JEAN JACQUES Director | 2,679 | Direct | Sale at $7.20 - $7.3 per share. | $19,0002 | | 12-Aug-09 | BIENAIME JEAN JACQUES Director | 2,482 | Direct | Sale at $7.52 - $7.61 per share. | $19,0002 | | 13-Jul-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 250,152 | Indirect | Sale at $5.97 per share. | $1,493,407 | | 9-Jul-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 10,000 | Indirect | Sale at $5.97 per share. | $59,700 | | 8-Jul-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 13,694 | Indirect | Sale at $5.89 per share. | $80,657 | | 7-Jul-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 29,851 | Indirect | Sale at $5.96 per share. | $177,911 | | 6-Jul-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 24,599 | Indirect | Sale at $5.90 per share. | $145,134 | | 30-Jun-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 15,764 | Indirect | Sale at $5.99 per share. | $94,426 | | 26-Jun-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 259,549 | Indirect | Sale at $5.86 per share. | $1,520,957 | | 24-Jun-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 11,657 | Indirect | Sale at $5.73 - $5.87 per share. | $68,0002 | | 23-Jun-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 35,887 | Indirect | Sale at $6.05 - $6.1 per share. | $218,0002 | | 22-Jun-09 | FLYNN JAMES E Beneficial Owner (10% or more) | 35,783 | Indirect | Sale at $5.90 - $6.77 per share. | $227,0002 | | 24-Apr-09 | GHIGLIERI STEPHEN F Officer | 4,000 | Indirect | Acquisition (Non Open Market) at $0 per share. | N/A | | 24-Apr-09 | GHIGLIERI STEPHEN F Officer | 4,000 | Direct | Disposition (Non Open Market) at $0 per share. | N/A | | 10-Dec-08 | GHIGLIERI STEPHEN F Officer | 500 | Direct | Purchase at $1.67 per share. | $835 | | 10-Dec-08 | BIENAIME JEAN JACQUES Director | 200 | Direct | Purchase at $1.67 - $1.68 per share. | $3352 | | 9-Dec-08 | MARKELS MICHAEL Officer | 96 | Direct | Purchase at $1.50 per share. | $144 | | 9-Dec-08 | BIENAIME JEAN JACQUES Director | 400 | Direct | Purchase at $1.60 - $1.8 per share. | $6802 | | 8-Dec-08 | BIENAIME JEAN JACQUES Director | 700 | Direct | Purchase at $1.51 - $1.79 per share. | $1,1552 | | 8-Dec-08 | MARKELS MICHAEL Officer | 1,000 | Direct | Purchase at $1.80 per share. | $1,800 | | 5-Dec-08 | BIENAIME JEAN JACQUES Director | 2,300 | Direct | Purchase at $1.72 - $1.82 per share. | $4,0712 | | 4-Dec-08 | MARKELS MICHAEL Officer | 1,000 | Direct | Purchase at $1.51 per share. | $1,510 | | 3-Dec-08 | BIENAIME JEAN JACQUES Director | 401 | Direct | Purchase at $1.44 per share. | $577 | | 2-Dec-08 | GHIGLIERI STEPHEN F Officer | 2,000 | Direct | Purchase at $1.50 - $1.6 per share. | $3,1002 | | 1-Dec-08 | BIENAIME JEAN JACQUES Director | 1,200 | Direct | Purchase at $1.21 - $1.22 per share. | $1,4572 | | 1-Dec-08 | GHIGLIERI STEPHEN F Officer | 864 | Direct | Purchase at $1.30 - $1.39 per share. | $1,1622 | | 21-Nov-08 | GHIGLIERI STEPHEN F Officer | 2,000 | Direct | Purchase at $1.60 per share. | $3,200 | | 21-Nov-08 | MARKELS MICHAEL Officer | 1,700 | Direct | Purchase at $1.51 per share. | $2,567 | | 20-Nov-08 | GHIGLIERI STEPHEN F Officer | 2,000 | Direct | Purchase at $1.55 per share. | $3,100 | | 20-Nov-08 | MARKELS MICHAEL Officer | 499 | Direct | Purchase at $1.50 per share. | $748 | | 19-Nov-08 | MARKELS MICHAEL Officer | 502 | Direct | Purchase at $1.50 per share. | $753 | | 18-Nov-08 | GHIGLIERI STEPHEN F Officer | 1,012 | Direct | Purchase at $1.60 - $1.8 per share. | $1,7202 | | 18-Nov-08 | MARKELS MICHAEL Officer | 699 | Direct | Purchase at $1.50 per share. | $1,048 | | 13-Nov-08 | MARKELS MICHAEL Officer | 1,450 | Direct | Purchase at $1.55 per share. | $2,247 | | 12-Nov-08 | MARKELS MICHAEL Officer | 1,700 | Direct | Purchase at $1.54 - $1.75 per share. | $2,7962 | | 21-May-08 | BIENAIME JEAN JACQUES Director | 3,000 | Direct | Purchase at $3.53 - $3.54 per share. | $11,0002 | | 20-May-08 | BIENAIME JEAN JACQUES Director | 9,000 | Direct | Purchase at $3.48 - $3.55 per share. | $32,0002 | | 13-May-08 | GHIGLIERI STEPHEN F Officer | 12,000 | Direct | Option Exercise at $1.80 per share. | $21,600 | | 21-Apr-08 | DITONNO ANTHONY A Officer | 21,667 | Direct | Option Exercise at $2.70 per share. | $58,500 | | 26-Mar-08 | FLYNN JAMES E Beneficial Owner (10% or more) | 1,433,711 | Indirect | Statement of Ownership | N/A | | 31-Dec-07 | GHIGLIERI STEPHEN F Officer | 8,000 | Direct | Option Exercise at $1.80 per share. | $14,400 | | 24-Dec-07 | ARCH VENTURE PARTNERS V LP Beneficial Owner (10% or more) | 382,170 | Direct | Purchase at $6.18 per share. | $2,361,810 | | 23-Dec-07 | SVLSF IV, LLC Beneficial Owner (10% or more) | 2,345,947 | Direct | Statement of Ownership | N/A | | 23-Dec-07 | SVLSF IV, LLC Beneficial Owner (10% or more) | 2,412,550 | Indirect | Statement of Ownership | N/A |
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* = Where indicated, some values are estimates. 1 = Potential proceeds estimated by the filer. 2 = Estimated based on the average of multiple prices reported. 3 = Multiple dates reported. Most recent date shown. |
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