| Oct 23, 15 | Sweet Lara | Officer | Sale | -- | -- | -- | -- |
| Oct 23, 15 | VERIZON COMMUNICATIONS INC | 10 percent owner | Sale | -- | -- | -- | 143.07M |
| Oct 23, 15 | Lord Robert | CTO | Sale | -- | -- | -- | -- |
| Oct 22, 15 | BARRETT MICHAEL G. | CEO | Sale | $1.75 | 1.28M | $2.24M | 719.42K |
| Oct 23, 15 | BARRETT MICHAEL G. | CEO | Sale | $1.75 | 719.42K | $1.26M | -- |
| Oct 23, 15 | BARRETT MICHAEL G. | CEO | Sale | $1.39 | 1.00M | $1.39M | -- |
| Oct 22, 15 | Tholen James Albert | CTO | Sale | $1.75 | 75.23K | $131.65K | 15.63K |
| Oct 22, 15 | KERINS PATRICK J | CTO | Sale | $1.75 | 75.23K | $131.65K | 15.63K |
| Oct 22, 15 | KERINS PATRICK J | CTO | Sale | $1.75 | 8.20M | $14.34M | -- |
| Oct 22, 15 | GOODMAN ROBERT P | CTO | Sale | $1.75 | 504.97K | $883.70K | 15.63K |
| Oct 22, 15 | GOODMAN ROBERT P | CTO | Sale | $1.75 | -- | -- | -- |
| Oct 22, 15 | Evans Thomas R | CTO | Sale | $1.75 | 61.87K | $108.27K | 13.87K |
| Jul 28, 15 | BARRETT MICHAEL G. | CEO | Sale | $1.70 | 185.50K | $315.36K | 2.00M |
| Jan 1, 15 | GOODMAN ROBERT P | CTO | Purchase | -- | 62.50K | -- | 504.00K |
| Jan 28, 15 | BARRETT MICHAEL G. | CEO | Purchase | -- | 1.44M | -- | 2.18M |
| Jan 28, 15 | BARRETT MICHAEL G. | CEO | Purchase | $1.39 | 1.00M | $1.39M | 1.00M |
| Jan 1, 15 | GOODMAN ROBERT P | CTO | Purchase | -- | 62.50K | -- | 570.67K |
| Jan 1, 15 | Tholen James Albert | CTO | Purchase | -- | 62.50K | -- | 90.85K |
| Jan 1, 15 | KERINS PATRICK J | CTO | Purchase | -- | 62.50K | -- | 90.85K |
| Jun 13, 14 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | 508.17K |
| Jun 13, 14 | GOODMAN ROBERT P | CTO | Sale | $4.23 | 33.33K | $141.14K | 474.83K |
| Jun 16, 14 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | 474.83K |
| Jun 16, 14 | GOODMAN ROBERT P | CTO | Sale | $4.35 | 33.33K | $145.09K | 441.50K |
| Jun 12, 14 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | 541.50K |
| Jun 12, 14 | GOODMAN ROBERT P | CTO | Sale | $4.28 | 33.33K | $142.58K | 508.17K |
| Jun 9, 14 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | 541.50K |
| Jun 9, 14 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | 544.34K |
| May 16, 14 | Evans Thomas R | CTO | Purchase | $3.78 | 25.00K | $94.50K | 75.74K |
| May 13, 14 | BARRETT MICHAEL G. | CEO | Purchase | $3.46 | 151.00K | $522.46K | 744.69K |
| May 12, 14 | BARRETT MICHAEL G. | CEO | Purchase | $3.43 | 140.00K | $480.20K | 593.69K |
| Mar 31, 14 | BARRETT MICHAEL G. | CEO | Sale | $6.92 | 46.31K | $320.44K | 453.69K |
| Mar 17, 14 | DEER IV & CO LLC | 10 percent owner | Sale | -- | 861.12K | -- | 7.75M |
| Feb 17, 14 | Evans Thomas R | CTO | Purchase | -- | 27.74K | -- | 50.74K |
| Feb 17, 14 | Evans Thomas R | CTO | Sale | -- | -- | -- | 23.00K |
| Jan 25, 14 | BARRETT MICHAEL G. | CEO | Purchase | $6.71 | 1.50M | $10.06M | 1.50M |
| Jan 25, 14 | BARRETT MICHAEL G. | CEO | Purchase | -- | 500.00K | -- | 500.00K |
| Jan 25, 14 | BARRETT MICHAEL G. | CEO | Sale | -- | -- | -- | -- |
| Jan 21, 14 | BELL GEORGE | CTO | Purchase | $2.90 | 14.36K | $41.65K | 331.87K |
| Jan 21, 14 | BELL GEORGE | CTO | Purchase | $4.31 | 9.57K | $41.26K | 317.51K |
| Jan 21, 14 | BELL GEORGE | CTO | Purchase | $4.31 | 22.86K | $98.51K | 307.93K |
| Jan 21, 14 | BELL GEORGE | CTO | Sale | $2.90 | 14.36K | $41.65K | -- |
| Jan 21, 14 | BELL GEORGE | CTO | Sale | $4.31 | 9.57K | $41.26K | -- |
| Jan 1, 14 | Tholen James Albert | CTO | Purchase | -- | 13.76K | -- | 28.35K |
| Jan 1, 14 | Markley John D. Jr. | CTO | Purchase | -- | 13.76K | -- | 28.35K |
| Jan 1, 14 | KERINS PATRICK J | CTO | Purchase | -- | 13.76K | -- | 28.35K |
| Jan 1, 14 | GOODMAN ROBERT P | CTO | Purchase | -- | 13.76K | -- | 541.50K |
| Nov 8, 13 | BELL GEORGE | CTO | Purchase | -- | 29.81K | -- | 285.08K |
| Nov 8, 13 | BELL GEORGE | CTO | Purchase | -- | 37.26K | -- | 255.27K |
| Nov 8, 13 | BELL GEORGE | CTO | Sale | -- | -- | -- | 218.01K |
| Nov 8, 13 | BELL GEORGE | CTO | Sale | $4.31 | 9.57K | $41.26K | -- |
| Nov 8, 13 | BELL GEORGE | CTO | Sale | $2.90 | 14.36K | $41.65K | -- |
| Nov 8, 13 | BELL GEORGE | CTO | Sale | $7.05 | 211.29K | $1.49M | -- |
| May 14, 13 | Markley John D. Jr. | CTO | Sale | $8.09 | 20.00K | $161.72K | 356.59K |
| Apr 26, 13 | KERINS PATRICK J | CTO | Purchase | -- | 14.60K | -- | 14.60K |
| Apr 26, 13 | Tholen James Albert | CTO | Purchase | -- | 14.60K | -- | 14.60K |
| Apr 26, 13 | Markley John D. Jr. | CTO | Purchase | -- | 14.60K | -- | 14.60K |
| Apr 26, 13 | GOODMAN ROBERT P | CTO | Purchase | -- | 14.60K | -- | 14.60K |
| Mar 14, 13 | Charles River Partnership XIII, LP | 10 percent owner | Sale | -- | 500.00K | -- | 7.66M |
| Mar 15, 13 | Charles River Partnership XIII, LP | 10 percent owner | Sale | $8.02 | 14.03K | $112.57K | 7.64M |
| Mar 5, 13 | Charles River Partnership XIII, LP | 10 percent owner | Sale | -- | 500.00K | -- | 8.17M |
| Mar 6, 13 | Charles River Partnership XIII, LP | 10 percent owner | Sale | $8.19 | 14.03K | $114.96K | 8.16M |
| Oct 29, 12 | NEW ENTERPRISE ASSOCIATES 13 LP | 10 percent owner | Sale | $13.44 | 1.60M | $21.48M | 8.20M |
| Oct 29, 12 | KOLLURI KRISHNA KITTU | 10 percent owner | Sale | $13.44 | 1.60M | $21.48M | 8.20M |
| Oct 29, 12 | MOTT DAVID M | 10 percent owner | Sale | $13.44 | 1.60M | $21.48M | 8.20M |
| Oct 29, 12 | SANDELL SCOTT D | 10 percent owner | Sale | $13.44 | 1.60M | $21.48M | 8.20M |
| Oct 29, 12 | DRANT RYAN D | 10 percent owner | Sale | $13.44 | 1.60M | $21.48M | 8.20M |
| Oct 29, 12 | Viswanathan Ravi | 10 percent owner | Sale | $13.44 | 1.60M | $21.48M | 8.20M |
| Oct 29, 12 | KERINS PATRICK J | CTO | Sale | $13.44 | 1.60M | $21.48M | 8.20M |
| Oct 29, 12 | BARRIS PETER J | 10 percent owner | Sale | $13.44 | 1.60M | $21.48M | 8.20M |
| Oct 29, 12 | GOODMAN ROBERT P | CTO | Sale | $13.44 | -- | -- | -- |
| Oct 26, 12 | Tholen James Albert | CTO | Sale | $3.49 | 30.02K | $104.79K | 154.03K |
| Oct 26, 12 | Tholen James Albert | CTO | Purchase | $3.49 | 30.02K | $104.79K | 30.02K |
| Oct 29, 12 | Tholen James Albert | CTO | Sale | $13.44 | 30.02K | $403.61K | -- |
| Oct 29, 12 | Markley John D. Jr. | CTO | Sale | $13.44 | 73.41K | $986.84K | 376.59K |
| Oct 26, 12 | Markley John D. Jr. | CTO | Sale | $4.02 | 15.01K | $60.34K | 77.01K |
| Oct 26, 12 | Markley John D. Jr. | CTO | Purchase | $4.02 | 15.01K | $60.34K | 15.01K |
| Oct 29, 12 | Markley John D. Jr. | CTO | Sale | $13.44 | 15.01K | $201.79K | -- |
| Oct 29, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | $13.44 | 2.20M | $29.60M | 11.30M |
| Oct 29, 12 | Charles River Partnership XIII, LP | 10 percent owner | Sale | $13.44 | 1.69M | $22.72M | 8.67M |
| Apr 3, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |
| Apr 3, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |
| Apr 3, 12 | GOODMAN ROBERT P | CTO | Purchase | -- | -- | -- | -- |
| Apr 3, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |
| Apr 3, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |
| Apr 3, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |
| Apr 3, 12 | BARRIS PETER J | 10 percent owner | Purchase | -- | 9.79M | -- | 9.79M |
| Apr 3, 12 | BARRIS PETER J | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Apr 3, 12 | BARRIS PETER J | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Apr 3, 12 | KERINS PATRICK J | CTO | Purchase | -- | 9.79M | -- | 9.79M |
| Apr 3, 12 | KERINS PATRICK J | CTO | Sale | -- | 1.76M | -- | -- |
| Apr 3, 12 | KERINS PATRICK J | CTO | Sale | -- | 8.04M | -- | -- |
| Apr 3, 12 | Viswanathan Ravi | 10 percent owner | Purchase | -- | 9.79M | -- | 9.79M |
| Apr 3, 12 | Viswanathan Ravi | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Apr 3, 12 | Viswanathan Ravi | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Apr 3, 12 | DRANT RYAN D | 10 percent owner | Purchase | -- | 9.79M | -- | 9.79M |
| Apr 3, 12 | DRANT RYAN D | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Apr 3, 12 | DRANT RYAN D | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Apr 3, 12 | SANDELL SCOTT D | 10 percent owner | Purchase | -- | 9.79M | -- | 9.79M |
| Apr 3, 12 | SANDELL SCOTT D | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Apr 3, 12 | SANDELL SCOTT D | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Apr 3, 12 | MOTT DAVID M | 10 percent owner | Purchase | -- | 9.79M | -- | 9.79M |
| Apr 3, 12 | MOTT DAVID M | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Apr 3, 12 | MOTT DAVID M | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Apr 3, 12 | KOLLURI KRISHNA KITTU | 10 percent owner | Purchase | -- | 9.79M | -- | 9.79M |
| Apr 3, 12 | KOLLURI KRISHNA KITTU | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Apr 3, 12 | KOLLURI KRISHNA KITTU | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Apr 3, 12 | NEW ENTERPRISE ASSOCIATES 13 LP | 10 percent owner | Purchase | -- | 9.79M | -- | 9.79M |
| Apr 3, 12 | NEW ENTERPRISE ASSOCIATES 13 LP | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Apr 3, 12 | NEW ENTERPRISE ASSOCIATES 13 LP | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Apr 3, 12 | Charles River Partnership XIII, LP | 10 percent owner | Purchase | -- | 10.36M | -- | 10.36M |
| Apr 3, 12 | Charles River Partnership XIII, LP | 10 percent owner | Sale | -- | 7.61M | -- | -- |
| Apr 3, 12 | Charles River Partnership XIII, LP | 10 percent owner | Sale | -- | 1.85M | -- | -- |
| Apr 3, 12 | Charles River Partnership XIII, LP | 10 percent owner | Sale | -- | 896.64K | -- | -- |
| Apr 3, 12 | Columbia Capital IV, LLC | 10 percent owner | Purchase | -- | 13.50M | -- | 13.50M |
| Apr 3, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 2.42M | -- | -- |
| Apr 3, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 4.72M | -- | -- |
| Apr 3, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 2.54M | -- | -- |
| Apr 3, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 896.64K | -- | -- |
| Apr 3, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 2.93M | -- | -- |
| Mar 28, 12 | Charles River Partnership XIII, LP | 10 percent owner | Sale | -- | 896.64K | -- | -- |
| Mar 28, 12 | Charles River Partnership XIII, LP | 10 percent owner | Sale | -- | 1.85M | -- | -- |
| Mar 28, 12 | Charles River Partnership XIII, LP | 10 percent owner | Sale | -- | 7.61M | -- | -- |
| Mar 28, 12 | Tholen James Albert | CTO | Sale | $3.49 | 184.05K | $642.34K | -- |
| Mar 28, 12 | Markley John D. Jr. | CTO | Sale | -- | -- | -- | 450.00K |
| Mar 28, 12 | Markley John D. Jr. | CTO | Sale | $4.02 | 92.03K | $369.94K | -- |
| Mar 28, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 4.72M | -- | -- |
| Mar 28, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 2.42M | -- | -- |
| Mar 28, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 2.54M | -- | -- |
| Mar 28, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 896.64K | -- | -- |
| Mar 28, 12 | Columbia Capital IV, LLC | 10 percent owner | Sale | -- | 2.93M | -- | -- |
| Mar 28, 12 | BARRIS PETER J | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Mar 28, 12 | BARRIS PETER J | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Mar 28, 12 | KERINS PATRICK J | CTO | Sale | -- | 1.76M | -- | -- |
| Mar 28, 12 | KERINS PATRICK J | CTO | Sale | -- | 8.04M | -- | -- |
| Mar 28, 12 | Viswanathan Ravi | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Mar 28, 12 | Viswanathan Ravi | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Mar 28, 12 | DRANT RYAN D | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Mar 28, 12 | DRANT RYAN D | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Mar 28, 12 | SANDELL SCOTT D | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Mar 28, 12 | SANDELL SCOTT D | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Mar 28, 12 | MOTT DAVID M | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Mar 28, 12 | MOTT DAVID M | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Mar 28, 12 | KOLLURI KRISHNA KITTU | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Mar 28, 12 | KOLLURI KRISHNA KITTU | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Mar 28, 12 | NEW ENTERPRISE ASSOCIATES 13 LP | 10 percent owner | Sale | -- | 8.04M | -- | -- |
| Mar 28, 12 | NEW ENTERPRISE ASSOCIATES 13 LP | 10 percent owner | Sale | -- | 1.76M | -- | -- |
| Mar 28, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |
| Mar 28, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |
| Mar 28, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |
| Mar 28, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |
| Mar 28, 12 | GOODMAN ROBERT P | CTO | Sale | -- | -- | -- | -- |