QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 123 filers reported holding QUIDEL CORP in Q3 2017. The put-call ratio across all filers is 0.23 and the average weighting 0.3%.
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 | 1,090,309 | $139,483,000 | 20.89% |
| Birchview Capital, LP | 58,644 | $7,502,000 | 4.45% |
| Brown Capital Management | 2,266,241 | $289,920,000 | 2.16% |
| RTW INVESTMENTS, LP | 878,533 | $112,391,000 | 1.76% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 51,610 | $6,602,000 | 1.33% |
| AMERICAN CAPITAL MANAGEMENT INC | 316,217 | $40,454,000 | 1.22% |
| Senvest Management, LLC | 278,037 | $35,569,000 | 1.12% |
| Cannell & Co. | 274,444 | $35,110,000 | 1.10% |
| Fairpointe Capital LLC | 5,637 | $721,000 | 1.09% |
| First Light Asset Management, LLC | 110,170 | $14,094,000 | 0.93% |