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 | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $971,000 | +125.3% | 7,196 | +135.5% | 0.02% | +128.6% |
| Q3 2021 | $431,000 | +44.6% | 3,055 | +31.0% | 0.01% | +16.7% |
| Q1 2021 | $298,000 | -90.1% | 2,332 | -86.1% | 0.01% | -92.9% |
| Q4 2020 | $3,010,000 | +405.0% | 16,754 | +86.9% | 0.08% | +304.8% |
| Q2 2018 | $596,000 | +45.7% | 8,966 | -40.5% | 0.02% | +75.0% |
| Q2 2017 | $409,000 | -90.7% | 15,080 | -90.1% | 0.01% | -92.2% |
| Q4 2014 | $4,407,000 | -18.0% | 152,400 | -23.8% | 0.15% | -21.1% |
| Q3 2014 | $5,374,000 | – | 200,000 | – | 0.19% | – |
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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% |