QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 172 filers reported holding QUIDEL CORP in Q3 2018. The put-call ratio across all filers is 0.39 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $1,276,000 | +43.0% | 17,000 | +318.3% | 0.18% | +44.4% |
| Q3 2020 | $892,000 | -40.3% | 4,064 | -39.1% | 0.13% | -47.7% |
| Q2 2020 | $1,493,000 | +74.2% | 6,674 | -23.8% | 0.24% | +44.3% |
| Q1 2020 | $857,000 | -40.8% | 8,760 | -54.6% | 0.17% | -14.4% |
| Q4 2019 | $1,447,000 | +29.4% | 19,280 | +12.9% | 0.20% | +25.8% |
| Q1 2019 | $1,118,000 | +34.2% | 17,070 | 0.0% | 0.16% | +20.2% |
| Q4 2018 | $833,000 | -21.9% | 17,070 | +4.3% | 0.13% | -7.9% |
| Q3 2018 | $1,067,000 | – | 16,370 | – | 0.14% | – |
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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% |