QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 108 filers reported holding QUIDEL CORP in Q1 2014. The put-call ratio across all filers is 1.70 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $2,635,000 | -30.1% | 20,601 | -1.8% | 0.56% | -30.5% |
| Q4 2020 | $3,770,000 | -43.4% | 20,983 | -30.9% | 0.81% | -30.4% |
| Q3 2020 | $6,657,000 | +36883.3% | 30,345 | +10015.0% | 1.16% | +29025.0% |
| Q3 2019 | $18,000 | 0.0% | 300 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $18,000 | -10.0% | 300 | 0.0% | 0.00% | -20.0% |
| Q1 2019 | $20,000 | +33.3% | 300 | 0.0% | 0.01% | +25.0% |
| Q4 2018 | $15,000 | -25.0% | 300 | 0.0% | 0.00% | -20.0% |
| Q3 2018 | $20,000 | 0.0% | 300 | 0.0% | 0.01% | 0.0% |
| Q2 2018 | $20,000 | +25.0% | 300 | 0.0% | 0.01% | +25.0% |
| Q1 2018 | $16,000 | +23.1% | 300 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $13,000 | 0.0% | 300 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $13,000 | +62.5% | 300 | 0.0% | 0.00% | +33.3% |
| Q2 2017 | $8,000 | +14.3% | 300 | 0.0% | 0.00% | +50.0% |
| Q1 2017 | $7,000 | +16.7% | 300 | 0.0% | 0.00% | 0.0% |
| Q4 2016 | $6,000 | -14.3% | 300 | 0.0% | 0.00% | 0.0% |
| Q3 2016 | $7,000 | +40.0% | 300 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $5,000 | 0.0% | 300 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $5,000 | -16.7% | 300 | 0.0% | 0.00% | 0.0% |
| Q4 2015 | $6,000 | 0.0% | 300 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $6,000 | -14.3% | 300 | 0.0% | 0.00% | -33.3% |
| Q2 2015 | $7,000 | -12.5% | 300 | 0.0% | 0.00% | 0.0% |
| Q1 2015 | $8,000 | -11.1% | 300 | 0.0% | 0.00% | 0.0% |
| Q4 2014 | $9,000 | +12.5% | 300 | 0.0% | 0.00% | 0.0% |
| Q3 2014 | $8,000 | +14.3% | 300 | 0.0% | 0.00% | 0.0% |
| Q2 2014 | $7,000 | -12.5% | 300 | 0.0% | 0.00% | -25.0% |
| Q1 2014 | $8,000 | -11.1% | 300 | 0.0% | 0.00% | 0.0% |
| Q4 2013 | $9,000 | 0.0% | 300 | 0.0% | 0.00% | 0.0% |
| Q3 2013 | $9,000 | +12.5% | 300 | 0.0% | 0.00% | 0.0% |
| Q2 2013 | $8,000 | – | 300 | – | 0.00% | – |
Download | ||||||
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% |