| Mar 31, 22 | Kuznicki Kevin M | Officer | Sale | $27.00 | 24.25K | $654.86K | -- |
| Mar 31, 22 | COOPER MARVIN D | CTO | Sale | $27.00 | 14.57K | $393.40K | -- |
| Mar 31, 22 | TAYLOR NANCY M | CTO | Sale | $27.00 | 16.04K | $432.98K | -- |
| Mar 31, 22 | Nebel Randy J. | CEO | Sale | $27.00 | 141.22K | $3.81M | -- |
| Mar 31, 22 | Beckler Robert K | CTO | Sale | $27.00 | 14.57K | $393.40K | -- |
| Mar 31, 22 | Kirt Jeffrey E | CTO | Sale | $27.00 | 34.51K | $931.69K | -- |
| Mar 31, 22 | DYER TERRANCE M | Officer | Sale | $27.00 | 23.51K | $634.71K | -- |
| Mar 31, 22 | Cullen Brian D | CFO | Sale | $27.00 | 38.51K | $1.04M | -- |
| Feb 12, 22 | Cullen Brian D | CFO | Purchase | -- | 9.35K | -- | 38.51K |
| Feb 12, 22 | Nebel Randy J. | CEO | Purchase | -- | 29.91K | -- | 141.21K |
| Feb 12, 22 | DYER TERRANCE M | Officer | Purchase | -- | 4.67K | -- | 23.51K |
| Feb 12, 22 | Kuznicki Kevin M | Officer | Purchase | -- | 4.67K | -- | 24.25K |
| Dec 29, 21 | Kirt Jeffrey E | CTO | Purchase | -- | 53.85 | -- | 34.57K |
| Dec 29, 21 | Kuznicki Kevin M | Officer | Purchase | -- | 72.37 | -- | 19.58K |
| Dec 29, 21 | Cullen Brian D | CFO | Purchase | -- | 107.79 | -- | 29.16K |
| Dec 29, 21 | DYER TERRANCE M | Officer | Purchase | -- | 67.39 | -- | 20.88K |
| Dec 29, 21 | DYER TERRANCE M | Officer | Sale | $26.95 | 2.05K | $55.22K | 18.83K |
| Dec 29, 21 | Beckler Robert K | CTO | Purchase | -- | 53.85 | -- | 14.57K |
| Dec 29, 21 | COOPER MARVIN D | CTO | Purchase | -- | 53.85 | -- | 14.57K |
| Dec 29, 21 | TAYLOR NANCY M | CTO | Purchase | -- | 59.27 | -- | 16.04K |
| Dec 29, 21 | Nebel Randy J. | CEO | Purchase | -- | 332.84 | -- | 122.62K |
| Dec 29, 21 | Nebel Randy J. | CEO | Sale | $26.95 | 11.31K | $304.78K | 111.32K |
| Dec 27, 21 | Nebel Randy J. | CEO | Purchase | -- | 17.59K | -- | 122.29K |
| Nov 8, 21 | Kuznicki Kevin M | Officer | Purchase | -- | 12.00K | -- | 19.51K |
| Sep 28, 21 | TAYLOR NANCY M | CTO | Purchase | -- | 74.06 | -- | 15.98K |
| Sep 28, 21 | DYER TERRANCE M | Officer | Purchase | -- | 84.2 | -- | 20.82K |
| Sep 28, 21 | Kuznicki Kevin M | Officer | Purchase | -- | 34.81 | -- | 7.51K |
| Sep 28, 21 | Kirt Jeffrey E | CTO | Purchase | -- | 67.29 | -- | 34.52K |
| Sep 28, 21 | Nebel Randy J. | CEO | Purchase | -- | 415.85 | -- | 104.70K |
| Sep 28, 21 | Beckler Robert K | CTO | Purchase | -- | 67.29 | -- | 14.52K |
| Sep 28, 21 | COOPER MARVIN D | CTO | Purchase | -- | 67.29 | -- | 14.52K |
| Sep 28, 21 | Cullen Brian D | CFO | Purchase | -- | 134.68 | -- | 29.05K |
| Jun 29, 21 | Kirt Jeffrey E | CTO | Purchase | -- | 83.22 | -- | 34.45K |
| Jun 29, 21 | TAYLOR NANCY M | CTO | Purchase | -- | 91.59 | -- | 15.90K |
| Jun 29, 21 | Campbell Allen James | CFO | Purchase | -- | 195.82 | -- | 183.35K |
| Jun 30, 21 | Campbell Allen James | CFO | Sale | -- | 8.16K | -- | 175.19K |
| Jun 29, 21 | Beckler Robert K | CTO | Purchase | -- | 83.22 | -- | 14.45K |
| Jun 29, 21 | COOPER MARVIN D | CTO | Purchase | -- | 83.22 | -- | 14.45K |
| Jun 29, 21 | DYER TERRANCE M | Officer | Purchase | -- | 104.13 | -- | 20.73K |
| Jun 29, 21 | Nebel Randy J. | CEO | Purchase | -- | 514.32 | -- | 104.29K |
| Jun 29, 21 | Cullen Brian D | CFO | Purchase | -- | 166.57 | -- | 28.92K |
| Jun 29, 21 | Kuznicki Kevin M | Officer | Purchase | -- | 43.05 | -- | 7.47K |
| Jun 16, 21 | Cullen Brian D | CFO | Purchase | -- | 28.75K | -- | 28.75K |
| Jun 16, 21 | Cullen Brian D | Officer | Sale | -- | -- | -- | -- |
| May 6, 21 | Kuznicki Kevin M | Officer | Sale | -- | -- | -- | 7.43K |
| May 6, 21 | COOPER MARVIN D | CTO | Purchase | -- | 5.90K | -- | 14.37K |
| May 6, 21 | TAYLOR NANCY M | CTO | Purchase | -- | 5.90K | -- | 15.81K |
| May 6, 21 | Beckler Robert K | CTO | Purchase | -- | 5.90K | -- | 14.37K |
| May 6, 21 | Kirt Jeffrey E | CTO | Purchase | -- | 5.90K | -- | 34.37K |
| Mar 29, 21 | Campbell Allen James | CFO | Purchase | -- | 235.54 | -- | 183.16K |
| Mar 29, 21 | Kirt Jeffrey E | CTO | Purchase | -- | 59.02 | -- | 28.47K |
| Mar 29, 21 | COOPER MARVIN D | CTO | Purchase | -- | 59.02 | -- | 8.47K |
| Mar 29, 21 | Haas Aaron D. | Officer | Purchase | -- | 148.23 | -- | 27.54K |
| Mar 29, 21 | DYER TERRANCE M | Officer | Purchase | -- | 125.25 | -- | 20.63K |
| Mar 29, 21 | Archambeau Matthew | Officer | Purchase | -- | 162.4 | -- | 62.29K |
| Mar 29, 21 | Beckler Robert K | CTO | Purchase | -- | 59.02 | -- | 8.47K |
| Mar 29, 21 | Nebel Randy J. | CEO | Purchase | -- | 618.61 | -- | 103.77K |
| Mar 29, 21 | TAYLOR NANCY M | CTO | Purchase | -- | 69.09 | -- | 9.92K |
| Mar 29, 21 | Erwin Sean T | CTO | Purchase | -- | 59.02 | -- | 8.47K |
| Feb 13, 21 | Haas Aaron D. | Officer | Purchase | -- | 9.79K | -- | 27.39K |
| Feb 13, 21 | Archambeau Matthew | Officer | Purchase | -- | 9.79K | -- | 62.12K |
| Feb 13, 21 | Nebel Randy J. | CEO | Purchase | -- | 78.31K | -- | 103.15K |
| Feb 13, 21 | DYER TERRENCE M | Officer | Purchase | -- | 9.79K | -- | 20.50K |
| Jan 15, 21 | Campbell Allen James | CFO | Purchase | -- | 25.87K | -- | 190.39K |
| Jan 15, 21 | Campbell Allen James | CFO | Sale | $12.54 | 7.47K | $93.69K | 182.92K |
| Jan 15, 21 | Archambeau Matthew | Officer | Purchase | -- | 7.43K | -- | 54.41K |
| Jan 15, 21 | Archambeau Matthew | Officer | Sale | $12.54 | 2.07K | $25.96K | 52.34K |
| Jan 15, 21 | Haas Aaron D. | Officer | Purchase | -- | 2.35K | -- | 18.38K |
| Jan 15, 21 | Haas Aaron D. | Officer | Sale | $12.54 | 780 | $9.78K | 17.60K |
| Jan 1, 21 | Haas Aaron D. | Officer | Sale | $12.02 | 2.15K | $25.86K | 16.03K |
| Jan 1, 21 | DYER TERRENCE M | Officer | Sale | $12.02 | 1.32K | $15.83K | 10.72K |
| Jan 1, 21 | Archambeau Matthew | Officer | Sale | $12.02 | 5.75K | $69.09K | 46.98K |
| Jan 1, 21 | Campbell Allen James | CFO | Sale | $12.02 | 16.76K | $201.42K | 164.52K |
| Dec 29, 20 | TAYLOR NANCY M | CTO | Purchase | -- | 81.98 | -- | 9.85K |
| Dec 29, 20 | Erwin Sean T | CTO | Purchase | -- | 70.03 | -- | 8.41K |
| Dec 29, 20 | Nebel Randy J. | CEO | Purchase | -- | 81.98 | -- | 24.85K |
| Dec 29, 20 | Beckler Robert K | CTO | Purchase | -- | 70.03 | -- | 8.41K |
| Dec 29, 20 | Archambeau Matthew | Officer | Purchase | -- | 265.42 | -- | 52.73K |
| Dec 29, 20 | Haas Aaron D. | Officer | Purchase | -- | 148.35 | -- | 18.19K |
| Dec 29, 20 | Kirt Jeffrey E | CTO | Purchase | -- | 70.03 | -- | 28.41K |
| Dec 29, 20 | DYER TERRENCE M | Officer | Purchase | -- | 100.18 | -- | 12.03K |
| Dec 29, 20 | COOPER MARVIN D | CTO | Purchase | -- | 70.03 | -- | 8.41K |
| Dec 29, 20 | Campbell Allen James | CFO | Purchase | -- | 762.84 | -- | 181.28K |
| Nov 16, 20 | Campbell Allen James | CFO | Purchase | $9.54 | 1.00K | $9.54K | 180.52K |
| Nov 16, 20 | Kirt Jeffrey E | CTO | Purchase | $9.71 | 10.00K | $97.15K | 28.34K |
| Nov 16, 20 | Nebel Randy J. | CEO | Purchase | $9.68 | 15.00K | $145.20K | 24.76K |
| Sep 28, 20 | DYER TERRENCE M | Officer | Purchase | -- | 3.37K | -- | 11.93K |
| Sep 28, 20 | Haas Aaron D. | Officer | Purchase | -- | 4.99K | -- | 18.04K |
| Sep 28, 20 | St. John Adam | CEO | Purchase | -- | 30.81K | -- | 174.39K |
| Sep 28, 20 | Campbell Allen James | CFO | Purchase | -- | 25.63K | -- | 179.52K |
| Sep 28, 20 | Kirt Jeffrey E | CTO | Purchase | -- | 2.35K | -- | 18.34K |
| Sep 28, 20 | Archambeau Matthew | Officer | Purchase | -- | 8.92K | -- | 52.46K |
| Sep 28, 20 | TAYLOR NANCY M | CTO | Purchase | -- | 2.75K | -- | 9.76K |
| Sep 28, 20 | COOPER MARVIN D | CTO | Purchase | -- | 2.35K | -- | 8.34K |
| Sep 28, 20 | Nebel Randy J. | CTO | Purchase | -- | 2.75K | -- | 9.76K |
| Sep 28, 20 | Erwin Sean T | CTO | Purchase | -- | 2.35K | -- | 8.34K |
| Sep 28, 20 | Beckler Robert K | CTO | Purchase | -- | 2.35K | -- | 8.34K |
| Sep 10, 20 | St. John Adam | CEO | Sale | -- | 2.81K | -- | 7.27K |
| Aug 31, 20 | St. John Adam | CEO | Sale | -- | 5.87K | -- | 10.07K |
| Jun 1, 20 | DYER TERRENCE M | Officer | Purchase | -- | 8.57K | -- | 8.57K |
| Jun 1, 20 | DYER TERRENCE M | Officer | Sale | -- | -- | -- | -- |
| May 20, 20 | St. John Adam | CEO | Sale | $13.89 | 18.07K | $250.94K | 15.95K |
| Apr 16, 20 | Archambeau Matthew | Officer | Purchase | -- | 3.57K | -- | 43.54K |
| Apr 13, 20 | Archambeau Matthew | Officer | Sale | -- | -- | -- | 39.97K |
| Apr 13, 20 | Archambeau Matthew | Officer | Sale | -- | -- | -- | 39.97K |
| Mar 22, 20 | Haas Aaron D. | Officer | Purchase | -- | 7.88K | -- | 13.05K |
| Mar 13, 20 | Haas Aaron D. | Officer | Sale | -- | -- | -- | 5.17K |
| Mar 13, 20 | Campbell Allen James | CFO | Purchase | $11.80 | 700 | $8.26K | 153.89K |
| Mar 12, 20 | Kirt Jeffrey E | CTO | Purchase | $11.45 | 10.00K | $114.50K | 15.99K |
| Feb 25, 20 | Erwin Sean T | CTO | Purchase | -- | 5.99K | -- | 5.99K |
| Feb 25, 20 | COOPER MARVIN D | CTO | Purchase | -- | 5.99K | -- | 5.99K |
| Feb 25, 20 | Nebel Randy J. | CTO | Purchase | -- | 5.99K | -- | 7.01K |
| Feb 25, 20 | Beckler Robert K | CTO | Purchase | -- | 5.99K | -- | 5.99K |
| Feb 25, 20 | TAYLOR NANCY M | CTO | Purchase | -- | 5.99K | -- | 7.01K |
| Feb 25, 20 | Kirt Jeffrey E | CTO | Purchase | -- | 5.99K | -- | 5.99K |
| Feb 6, 20 | COOPER MARVIN D | CTO | Sale | -- | -- | -- | -- |
| Feb 10, 20 | LEDERER LESLIE T | Officer | Purchase | -- | 60.95K | -- | 67.72K |
| Jan 31, 20 | Beckler Robert K | CTO | Sale | -- | -- | -- | -- |
| Jan 31, 20 | Erwin Sean T | CTO | Sale | -- | -- | -- | -- |
| Jan 31, 20 | Kirt Jeffrey E | CTO | Sale | -- | -- | -- | -- |
| Jan 24, 20 | Campbell Allen James | CFO | Purchase | -- | 16.87K | -- | 153.19K |
| Jan 24, 20 | St. John Adam | CEO | Purchase | -- | 30.68K | -- | 143.59K |
| Jan 24, 20 | St. John Adam | CEO | Purchase | -- | 4.34K | -- | 34.01K |
| Jan 24, 20 | Weinhold Michael A. | President | Purchase | -- | 23.01K | -- | 141.34K |
| Jan 14, 20 | Sawyer Kenneth D | Officer | Purchase | -- | 63.56K | -- | 129.06K |
| Jan 14, 20 | Sawyer Kenneth D | Officer | Sale | $16.56 | 24.50K | $405.75K | 104.56K |
| Jan 14, 20 | Campbell Allen James | CFO | Purchase | -- | 69.92K | -- | 161.73K |
| Jan 14, 20 | Campbell Allen James | CFO | Sale | $16.56 | 25.41K | $420.81K | 136.32K |
| Jan 14, 20 | St. John Adam | CEO | Purchase | -- | 63.56K | -- | 135.49K |
| Jan 14, 20 | St. John Adam | CEO | Sale | $16.56 | 22.58K | $373.94K | 112.91K |
| Jan 14, 20 | St. John Adam | CEO | Purchase | -- | 16.65K | -- | 34.33K |
| Jan 14, 20 | St. John Adam | CEO | Sale | $16.56 | 4.66K | $77.22K | 29.67K |
| Jan 14, 20 | Weinhold Michael A. | President | Purchase | -- | 69.92K | -- | 144.28K |
| Jan 14, 20 | Weinhold Michael A. | President | Sale | $16.56 | 25.94K | $429.50K | 118.34K |
| Jan 1, 20 | St. John Adam | CEO | Sale | $18.03 | 7.88K | $142.13K | 71.93K |
| Jan 1, 20 | St. John Adam | CEO | Sale | $18.03 | 2.19K | $39.56K | 17.68K |
| Jan 1, 20 | Campbell Allen James | CFO | Sale | $18.03 | 8.07K | $145.43K | 91.81K |
| Jan 1, 20 | Weinhold Michael A. | President | Sale | $18.03 | 8.27K | $149.14K | 74.36K |
| Jan 1, 20 | Sawyer Kenneth D | Officer | Sale | $18.03 | 8.24K | $148.66K | 65.50K |
| Dec 10, 19 | Nebel Randy J. | CTO | Purchase | -- | 1.02K | -- | 1.02K |
| Dec 10, 19 | TAYLOR NANCY M | CTO | Purchase | -- | 1.02K | -- | 1.02K |
| Nov 14, 19 | TAYLOR NANCY M | CTO | Sale | -- | -- | -- | -- |
| Nov 14, 19 | Nebel Randy J. | CTO | Sale | -- | -- | -- | -- |
| Nov 11, 19 | St. John Adam | CEO | Purchase | -- | 5.62K | -- | 79.82K |
| Jul 29, 19 | St. John Adam | Officer | Sale | $17.03 | 670 | $11.41K | 74.19K |
| Jul 29, 19 | St. John Adam | Officer | Sale | $17.03 | 216 | $3.68K | 19.87K |
| Jul 29, 19 | Campbell Allen James | CFO | Sale | $17.03 | 876 | $14.92K | 99.88K |
| Jul 29, 19 | Weinhold Michael A. | President | Sale | $17.03 | 899 | $15.31K | 82.63K |
| Jul 29, 19 | Sawyer Kenneth D | Officer | Sale | $17.03 | 618 | $10.52K | 73.75K |
| Apr 5, 19 | LEDERER LESLIE T | CEO | Purchase | -- | 6.77K | -- | 6.77K |
| Apr 5, 19 | LEDERER LESLIE T | Officer | Sale | -- | -- | -- | -- |
| Mar 28, 19 | Weinhold Michael A. | Officer | Purchase | -- | 13.06K | -- | 83.53K |
| Mar 28, 19 | Sawyer Kenneth D | Officer | Purchase | -- | 11.88K | -- | 74.37K |
| Mar 28, 19 | DiSantis B. Christopher | CEO | Purchase | -- | 47.51K | -- | 232.73K |
| Mar 28, 19 | Campbell Allen James | CFO | Purchase | -- | 13.06K | -- | 100.75K |
| Mar 28, 19 | St. John Adam | Officer | Purchase | -- | 11.88K | -- | 74.86K |
| Mar 28, 19 | St. John Adam | Officer | Purchase | -- | 3.23K | -- | 20.09K |
| Mar 7, 19 | Campbell Allen James | CFO | Purchase | $18.60 | 1.00K | $18.60K | 87.69K |
| Nov 15, 18 | Campbell Allen James | CFO | Purchase | $25.44 | 200 | $5.09K | 86.69K |
| Nov 13, 18 | Campbell Allen James | CFO | Purchase | $27.00 | 1.00K | $27.00K | 86.49K |
| Oct 16, 18 | SHUSTER JAY | CTO | Purchase | -- | 3.26K | -- | 23.40K |
| Oct 16, 18 | Carr Alan Jeffrey | CTO | Purchase | -- | 3.26K | -- | 23.40K |
| Oct 16, 18 | DAVIS EUGENE I | CTO | Purchase | -- | 3.26K | -- | 23.40K |
| Oct 16, 18 | SCHEIWE STEVEN D | CTO | Purchase | -- | 3.26K | -- | 26.07K |
| Jul 30, 18 | Sawyer Kenneth D | Officer | Sale | $21.18 | 618 | $13.09K | 62.49K |
| Jul 30, 18 | Weinhold Michael A. | President | Sale | $21.18 | 899 | $19.04K | 70.47K |
| Jul 30, 18 | Campbell Allen James | CFO | Sale | $21.18 | 875 | $18.53K | 85.49K |
| Jul 30, 18 | St. John Adam | Officer | Sale | $21.18 | 669 | $14.17K | 62.99K |
| Jul 30, 18 | St. John Adam | Officer | Sale | $21.18 | 216 | $4.57K | 16.85K |
| Feb 22, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $17.26 | 169.41K | $2.92M | 3.48M |
| Feb 23, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $17.29 | 100.00K | $1.73M | 3.38M |
| Feb 26, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $17.32 | 100.00K | $1.73M | 3.28M |
| Feb 22, 18 | Weinhold Michael A. | President | Purchase | -- | 16.30K | -- | 71.37K |
| Feb 22, 18 | DiSantis B. Christopher | CEO | Purchase | -- | 59.28K | -- | 185.22K |
| Feb 22, 18 | Campbell Allen James | CFO | Purchase | -- | 16.30K | -- | 86.37K |
| Feb 22, 18 | St. John Adam | Officer | Purchase | -- | 14.82K | -- | 63.66K |
| Feb 22, 18 | St. John Adam | Officer | Purchase | -- | 3.88K | -- | 17.07K |
| Feb 22, 18 | Sawyer Kenneth D | Officer | Purchase | -- | 14.82K | -- | 63.11K |
| Feb 16, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $17.15 | 60.00K | $1.03M | 3.93M |
| Feb 20, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $17.12 | 92.96K | $1.59M | 3.84M |
| Feb 21, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $17.52 | 194.62K | $3.41M | 3.65M |
| Jan 10, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $16.91 | 125.00K | $2.11M | 4.17M |
| Jan 11, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $16.57 | 125.00K | $2.07M | 4.04M |
| Jan 12, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $16.43 | 50.00K | $821.50K | 3.99M |
| Jan 3, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $16.63 | 312.75K | $5.20M | 4.78M |
| Jan 4, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $16.79 | 250.00K | $4.20M | 4.53M |
| Jan 5, 18 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | $16.83 | 236.10K | $3.97M | 4.29M |
| Oct 12, 17 | Sawyer Kenneth D | Officer | Purchase | -- | 42.37K | -- | 48.29K |
| Oct 12, 17 | Weinhold Michael A. | President | Purchase | -- | 46.61K | -- | 55.06K |
| Oct 12, 17 | Campbell Allen James | CFO | Purchase | -- | 46.61K | -- | 70.06K |
| Oct 12, 17 | St. John Adam | Officer | Purchase | -- | 42.37K | -- | 48.84K |
| Oct 12, 17 | St. John Adam | Officer | Purchase | -- | 11.10K | -- | 13.19K |
| Jul 28, 17 | St. John Adam | Officer | Sale | $4.77 | 239 | $1.14K | 2.08K |
| Aug 10, 16 | St. John Adam | Officer | Sale | -- | -- | -- | 2.32K |
| Jul 28, 17 | Campbell Allen James | CFO | Sale | $4.77 | 969 | $4.62K | 23.45K |
| Jul 28, 17 | St. John Adam | Officer | Sale | $4.77 | 742 | $3.54K | 6.46K |
| Jul 28, 17 | Weinhold Michael A. | President | Sale | $4.77 | 969 | $4.62K | 8.46K |
| Jul 28, 17 | Sawyer Kenneth D | Officer | Sale | $4.77 | 734 | $3.50K | 5.92K |
| Jun 30, 17 | Kesser Peter H. | Officer | Sale | $38,805.00 | 7.76K | $301.17M | -- |
| Jun 20, 17 | Mudrick Capital Management, L.P. | 10 percent owner | Sale | -- | -- | -- | 5.09M |