| Mar 18, 26 | Hu Yahong | -- | Sale | -- | -- | -- | -- |
| Mar 18, 26 | Yuan Dawei | CEO | Sale | -- | 1.13M | -- | -- |
| Jan 21, 15 | ZAKON ALAN J | CTO | Sale | $10.20 | 250.39K | $2.55M | -- |
| Jan 8, 15 | ZAKON ALAN J | CTO | Purchase | -- | 4.41K | -- | 250.39K |
| Jul 10, 14 | ZAKON ALAN J | CTO | Purchase | -- | 3.51K | -- | 245.98K |
| Jan 28, 14 | ZAKON ALAN J | CTO | Purchase | -- | 5.06K | -- | 242.47K |
| Nov 13, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.75 | 9.22K | $80.65K | 1.43M |
| Nov 14, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.75 | 15.95K | $139.57K | 1.41M |
| Oct 30, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.77 | 10.80K | $94.67K | 1.43M |
| Oct 28, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.55 | 4.80K | $41.04K | 1.45M |
| Oct 29, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.75 | 4.01K | $35.08K | 1.45M |
| Oct 24, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.51 | 1.19K | $10.10K | 1.47M |
| Oct 25, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.50 | 11.67K | $99.16K | 1.45M |
| Jul 11, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.49 | 13.25K | $112.56K | 1.48M |
| Jul 12, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.51 | 18.02K | $153.35K | 1.47M |
| Jul 11, 13 | ZAKON ALAN J | CTO | Purchase | -- | 3.20K | -- | 237.40K |
| Apr 2, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.58 | 45 | $386.1 | 1.50M |
| Mar 28, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.75 | 200 | $1.75K | 1.50M |
| Mar 27, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.71 | 8.04K | $70.03K | 1.50M |
| Mar 21, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.55 | 2.00K | $17.10K | 1.54M |
| Mar 21, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.57 | 15.72K | $134.66K | 1.52M |
| Mar 22, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.63 | 11.28K | $97.31K | 1.51M |
| Mar 25, 13 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.69 | 6.87K | $59.68K | 1.51M |
| Jan 29, 13 | ZAKON ALAN J | CTO | Purchase | -- | 5.84K | -- | 234.20K |
| Nov 16, 12 | ZAKON ALAN J | CTO | Purchase | $1.59 | 50.00K | $79.25K | 228.36K |
| Nov 16, 12 | ZAKON ALAN J | CTO | Sale | $1.59 | 50.00K | $79.25K | -- |
| Sep 25, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $9.48 | 1.30K | $12.32K | 1.54M |
| Aug 9, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $9.41 | 6.00K | $56.43K | 1.54M |
| Jul 30, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $9.72 | 37.50K | $364.41K | 1.56M |
| Jul 31, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $9.82 | 13.54K | $132.99K | 1.55M |
| Jul 12, 12 | ZAKON ALAN J | CTO | Purchase | -- | 3.14K | -- | 178.36K |
| Jul 5, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.28 | 12.20K | $101.03K | 1.60M |
| Jul 2, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.19 | 7.91K | $64.82K | 1.61M |
| Jul 3, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.30 | 100 | $830 | 1.61M |
| Jun 26, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.00 | 2.12K | $16.96K | 1.66M |
| Jun 27, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.08 | 16.36K | $132.26K | 1.64M |
| Jun 22, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.02 | 300 | $2.41K | 1.66M |
| Jun 18, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.11 | 2.03K | $16.48K | 1.66M |
| Jun 19, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $8.10 | 525 | $4.25K | 1.66M |
| Jun 7, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $7.78 | 2.04K | $15.86K | 1.69M |
| Jun 8, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $7.76 | 24.90K | $193.16K | 1.66M |
| Jun 5, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $7.70 | 4.30K | $33.10K | 1.70M |
| Jun 6, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $7.70 | 5.30K | $40.81K | 1.69M |
| May 3, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $7.37 | 100 | $737 | 1.70M |
| Apr 26, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $6.35 | 44.40K | $281.96K | 1.70M |
| Apr 25, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $6.45 | 13.46K | $86.86K | 1.74M |
| Apr 23, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $6.58 | 25.00K | $164.58K | 1.78M |
| Apr 24, 12 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $6.52 | 25.95K | $169.07K | 1.76M |
| Jan 31, 12 | ZAKON ALAN J | CTO | Purchase | -- | 6.36K | -- | 175.22K |
| Jul 14, 11 | ZAKON ALAN J | CTO | Purchase | -- | 4.51K | -- | 168.86K |
| Jul 14, 11 | EVERETS JOHN | CTO | Purchase | -- | 2.17K | -- | 82.48K |
| Feb 1, 11 | ZAKON ALAN J | CTO | Purchase | -- | 8.61K | -- | 164.35K |
| Feb 1, 11 | EVERETS JOHN | CTO | Purchase | -- | 8.61K | -- | 80.31K |
| Jul 8, 10 | EVERETS JOHN | CTO | Purchase | -- | 5.46K | -- | 71.70K |
| Jul 8, 10 | ZAKON ALAN J | CTO | Purchase | -- | 5.46K | -- | 155.74K |
| Feb 2, 10 | EVERETS JOHN | CTO | Purchase | -- | 8.97K | -- | 66.24K |
| Feb 2, 10 | ZAKON ALAN J | CTO | Purchase | -- | 8.97K | -- | 150.28K |
| Jul 16, 09 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | $3.13 | 1.60K | $5.00K | 1.81M |
| Jul 9, 09 | EVERETS JOHN | CTO | Purchase | -- | 3.47K | -- | 57.27K |
| Jul 9, 09 | ZAKON ALAN J | CTO | Purchase | -- | 5.78K | -- | 141.30K |
| Feb 3, 09 | EVERETS JOHN | CTO | Purchase | -- | 18.26K | -- | 53.80K |
| Feb 3, 09 | ZAKON ALAN J | CTO | Purchase | -- | 18.26K | -- | 135.52K |
| Nov 20, 08 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | Sale | -- | -- | -- | 1.81M |
| Jul 10, 08 | ZAKON ALAN J | CTO | Purchase | -- | 5.39K | -- | 117.26K |
| Jul 10, 08 | EVERETS JOHN | CTO | Purchase | -- | 3.23K | -- | 35.54K |
| Feb 15, 08 | EVERETS JOHN | CTO | Purchase | -- | 3.00K | -- | 32.30K |
| Feb 15, 08 | ZAKON ALAN J | CTO | Purchase | -- | 5.00K | -- | 111.87K |
| Jul 12, 07 | EVERETS JOHN | CTO | Purchase | -- | 1.55K | -- | 29.30K |
| Jul 12, 07 | ZAKON ALAN J | CTO | Purchase | -- | 2.59K | -- | 106.87K |
| Feb 6, 07 | EVERETS JOHN | CTO | Purchase | -- | 1.66K | -- | 27.75K |
| Feb 6, 07 | ZAKON ALAN J | CTO | Purchase | -- | 4.35K | -- | 104.28K |
| Aug 15, 06 | EVERETS JOHN | CTO | Purchase | -- | 1.09K | -- | 26.09K |
| Aug 15, 06 | EVERETS JOHN | CTO | Purchase | -- | 25.00K | -- | 25.00K |
| Aug 15, 06 | EVERETS JOHN | CTO | Sale | -- | -- | -- | -- |
| Jul 13, 06 | ZAKON ALAN J | CTO | Purchase | $3.17 | 5.05K | $16.00K | 99.93K |
| Feb 3, 06 | ZAKON ALAN J | CTO | Purchase | $3.55 | 2.75K | $9.76K | 94.88K |
| Jul 14, 05 | ZAKON ALAN J | CTO | Purchase | $4.50 | 2.13K | $9.60K | 92.13K |