| 2022-06-09 | Alphatec Holdings, Inc. ATEC | 16,000 0.0156% | $7.20 | $115,200 | +44.31% | |||
| 2012-11-28 | Sale | Alphatec Holdings, Inc. ATEC | 400,000 0.4434% | $1.51 | $604,000 | +29.14% | ||
| 2010-04-21 | Sale | Alphatec Holdings, Inc. ATEC | 18.4M 16.6482% | $4.75 | $87.4M | -57.58% | ||
| 2009-06-04 | Alphatec Holdings, Inc. ATEC | 7.87M 16.632% | $2.54 | $20M | +89.22% | |||
| 2008-08-08 | Alphatec Holdings, Inc. ATEC | director | 5,000 0.0107% | $4.96 | $24,823 | -46% | ||
| 2007-09-26 | Alphatec Holdings, Inc. ATEC | director | 2.75M 7.5855% | $3.45 | $9.49M | +36.47% | ||
| 2007-06-14 | Alphatec Holdings, Inc. ATEC | director | 4,200 0.0125% | $3.60 | $15,120 | +29.21% | ||
| 2006-08-11 | Alphatec Holdings, Inc. ATEC | director | 1,800 0.0055% | $5.89 | $10,610 | -32.93% | ||
| 2006-08-10 | Alphatec Holdings, Inc. ATEC | director | 200 0.0005% | $5.49 | $1,098 | -35.58% |