| 2006-11-09 | Alphatec Holdings, Inc. ATEC | Senior VP, CAO and Sec. | 2,500 0.0095% | $3.10 | $7,750 | +28.33% | ||
| 2006-08-24 | Alphatec Holdings, Inc. ATEC | Senior VP, CAO and Sec. | 3,000 0.0088% | $5.10 | $15,300 | -25.38% | ||
| 2006-08-08 | Alphatec Holdings, Inc. ATEC | Senior VP, CAO and Sec. | 1,600 0.0047% | $5.80 | $9,280 | -34.29% | ||
| 2006-06-07 | Alphatec Holdings, Inc. ATEC | Senior VP, CAO and Sec. | 2,221 0.0098% | $9.00 | $19,989 | -52.94% |