| Jun 11, 07 | COLLINS KEVIN P | CTO | Purchase | $13.02 | 7.50K | $97.65K | 7.50K |
| May 15, 07 | GABBARD ALAN BRADLEY | CTO | Sale | $11.00 | 25.00K | $275.00K | 69.05K |
| Mar 23, 07 | MARCUM W PHILLIP | CEO | Purchase | $2.00 | 50.00K | $100.00K | 290.27K |
| Mar 23, 07 | MARCUM W PHILLIP | CEO | Sale | $2.00 | 50.00K | $100.00K | -- |
| Dec 27, 06 | GABBARD ALAN BRADLEY | CFO | Purchase | $2.00 | 4.55K | $9.10K | 94.05K |
| Dec 27, 06 | GABBARD ALAN BRADLEY | CFO | Sale | $2.00 | 4.55K | $9.10K | -- |
| Nov 14, 06 | GABBARD ALAN BRADLEY | CFO | Sale | $16.20 | 9.25K | $149.85K | 89.50K |
| Nov 14, 06 | GABBARD ALAN BRADLEY | CFO | Sale | $16.46 | 2.19K | $36.00K | -- |
| Nov 14, 06 | GABBARD ALAN BRADLEY | CFO | Sale | $16.20 | 9.02K | $146.04K | -- |
| Nov 13, 06 | COLLINS KEVIN P | CTO | Sale | $1.50 | 10.00K | $15.00K | 60.00K |
| Nov 13, 06 | COLLINS KEVIN P | CTO | Purchase | $1.50 | 10.00K | $15.00K | 12.25K |
| Nov 13, 06 | COLLINS KEVIN P | CTO | Sale | $15.91 | 10.00K | $159.10K | 2.25K |
| Sep 13, 06 | MARCUM W PHILLIP | CEO | Purchase | $11.90 | 5.00K | $59.50K | 240.28K |
| Jun 12, 06 | COLLINS KEVIN P | CTO | Purchase | $14.78 | 7.50K | $110.85K | 7.50K |
| Apr 7, 06 | COLLINS KEVIN P | CTO | Sale | $1.50 | 30.00K | $45.00K | 70.00K |
| Apr 7, 06 | COLLINS KEVIN P | CTO | Purchase | $0.46 | 2.50K | $1.15K | 37.25K |
| Apr 7, 06 | COLLINS KEVIN P | CTO | Purchase | $0.48 | 2.50K | $1.20K | 34.75K |
| Apr 7, 06 | COLLINS KEVIN P | CTO | Purchase | $1.50 | 30.00K | $45.00K | 32.25K |
| Apr 7, 06 | COLLINS KEVIN P | CTO | Sale | $14.00 | 35.00K | $490.00K | 2.25K |
| Apr 7, 06 | COLLINS KEVIN P | CTO | Sale | $0.48 | 2.50K | $1.20K | -- |
| Apr 7, 06 | COLLINS KEVIN P | CTO | Sale | $0.46 | 2.50K | $1.15K | -- |
| Apr 7, 06 | GABBARD ALAN BRADLEY | CFO | Purchase | $2.00 | 20.45K | $40.90K | 161.20K |
| Apr 7, 06 | GABBARD ALAN BRADLEY | CFO | Sale | $14.00 | 62.45K | $874.33K | 98.75K |
| Apr 7, 06 | GABBARD ALAN BRADLEY | CFO | Sale | $2.00 | 20.45K | $40.90K | 4.55K |
| Aug 12, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | -- | Sale | -- | -- | -- | -- |
| Sep 6, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | -- | Sale | -- | -- | -- | -- |
| Sep 1, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | -- | Sale | -- | -- | -- | -- |
| Dec 19, 05 | GABBARD ALAN BRADLEY | CFO | Sale | -- | 500 | -- | 140.75K |
| Dec 5, 05 | GABBARD ALAN BRADLEY | CFO | Purchase | $6.65 | 25.00K | $166.25K | 25.00K |
| Dec 5, 05 | MARCUM W PHILLIP | CEO | Purchase | $6.65 | 100.00K | $665.00K | 100.00K |
| Nov 7, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Purchase | $3.77 | 13.00K | $49.01K | 813.88K |
| Nov 7, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Purchase | $3.77 | 2.50K | $9.43K | 76.64K |
| Nov 7, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Purchase | $3.77 | 1.88K | $7.07K | 69.51K |
| Nov 7, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | -- | -- | -- | 813.88K |
| Nov 7, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | -- | -- | -- | 76.64K |
| Nov 7, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | -- | -- | -- | 69.51K |
| Sep 6, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | $4.75 | 1.00K | $4.75K | 922.31K |
| Sep 6, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | $4.75 | 200 | $950 | 79.16K |
| Sep 6, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | $4.75 | 500 | $2.38K | 74.06K |
| Sep 1, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | $4.76 | 500 | $2.38K | 923.31K |
| Sep 1, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | $4.76 | 100 | $476 | 79.36K |
| Sep 1, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | $4.76 | 100 | $476 | 74.56K |
| Aug 12, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | $4.19 | 9.00K | $37.71K | 923.81K |
| Aug 12, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | $4.19 | 1.00K | $4.19K | 79.46K |
| Aug 12, 05 | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 10 percent owner | Sale | $4.19 | 1.00K | $4.19K | 74.66K |