QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 148 filers reported holding QUIDEL CORP in Q1 2018. The put-call ratio across all filers is 0.26 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2018 | $1,082,000 | +19.4% | 20,891 | 0.0% | 0.10% | +24.1% |
| Q4 2017 | $906,000 | -1.1% | 20,891 | 0.0% | 0.08% | 0.0% |
| Q3 2017 | $916,000 | +37.7% | 20,891 | -14.7% | 0.08% | +33.9% |
| Q2 2017 | $665,000 | +15.3% | 24,491 | -3.9% | 0.06% | +11.3% |
| Q1 2017 | $577,000 | -6.8% | 25,491 | -11.8% | 0.05% | -10.2% |
| Q4 2016 | $619,000 | +55.5% | 28,891 | +60.5% | 0.06% | +55.3% |
| Q3 2016 | $398,000 | -97.5% | 18,000 | -97.5% | 0.04% | -97.3% |
| Q2 2015 | $16,205,000 | -16.7% | 706,083 | -2.1% | 1.38% | -13.2% |
| Q1 2015 | $19,454,000 | -7.0% | 721,048 | -0.4% | 1.59% | -15.9% |
| Q4 2014 | $20,928,000 | – | 723,648 | – | 1.89% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 906,655 | $127,974,000 | 15.93% |
| Birchview Capital, LP | 59,684 | $8,424,000 | 5.73% |
| Senvest Management, LLC | 864,827 | $122,070,000 | 3.49% |
| LGT CAPITAL PARTNERS LTD. | 773,146 | $109,130,000 | 3.29% |
| Brown Capital Management | 2,666,553 | $376,384,000 | 3.08% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 81,664 | $11,527,000 | 2.22% |
| GAGNON SECURITIES LLC | 100,625 | $14,203,000 | 2.11% |
| AMERICAN CAPITAL MANAGEMENT INC | 315,068 | $44,472,000 | 1.19% |
| ArrowMark Colorado Holdings LLC | 995,677 | $140,540,000 | 1.10% |
| Cannell & Co. | 246,487 | $34,792,000 | 1.06% |