ALPHATEC HOLDINGS INC's ticker is ATEC and the CUSIP is 02081G102. A total of 51 filers reported holding ALPHATEC HOLDINGS INC in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| StepStone Group LP | 1,344,179 | $1,855,000 | 0.87% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 3,285,500 | $1,084,000 | 0.13% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 4,982,738 | $1,644,000 | 0.06% |
| CHUBB CORP | 2,302,070 | $760,000 | 0.04% |
| SHEPHERD KAPLAN KROCHUK, LLC | 330,346 | $109,000 | 0.03% |
| Verition Fund Management LLC | 238,111 | $79,000 | 0.02% |
| SEGALL BRYANT & HAMILL, LLC | 1,572,869 | $519,000 | 0.01% |
| Spark Investment Management LLC | 263,500 | $85,000 | 0.01% |
| TWO SIGMA SECURITIES, LLC | 16,454 | $5,000 | 0.01% |
| Formidable Asset Management, LLC | 38,479 | $12,000 | 0.01% |