ALPHATEC HOLDINGS INC's ticker is ATEC and the CUSIP is 02081G102. A total of 56 filers reported holding ALPHATEC HOLDINGS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2016 | $1,000 | 0.0% | 3,152 | 0.0% | 0.00% | – |
| Q1 2016 | $1,000 | – | 3,152 | +961.3% | 0.00% | – |
| Q2 2015 | $0 | – | 297 | 0.0% | 0.00% | – |
| Q1 2015 | $0 | -100.0% | 297 | -31.6% | 0.00% | – |
| Q4 2014 | $1,000 | 0.0% | 434 | -16.4% | 0.00% | – |
| Q3 2014 | $1,000 | -50.0% | 519 | -66.1% | 0.00% | – |
| Q2 2014 | $2,000 | – | 1,531 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| StepStone Group LP | 1,344,179 | $2,016,000 | 1.86% |
| Waterstone Capital Management, L.P. | 825,714 | $1,239,000 | 0.32% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 3,982,738 | $5,974,000 | 0.24% |
| CHUBB CORP | 2,302,070 | $3,453,000 | 0.19% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 1,335,446 | $2,003,000 | 0.14% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 353,334 | $530,000 | 0.08% |
| Formidable Asset Management, LLC | 67,231 | $91,000 | 0.06% |
| PACIFIC ALTERNATIVE ASSET MANAGEMENT COMPANY, LLC | 182,060 | $273,000 | 0.05% |
| Spark Investment Management LLC | 197,400 | $294,000 | 0.05% |
| KOPP INVESTMENT ADVISORS LLC | 69,145 | $104,000 | 0.04% |