QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 390 filers reported holding QUIDEL CORP in Q4 2020. The put-call ratio across all filers is 1.38 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $437,000 | -30.4% | 3,877 | -17.6% | 0.00% | – |
| Q4 2021 | $628,000 | -9.6% | 4,707 | -2.8% | 0.00% | – |
| Q3 2021 | $695,000 | +29.4% | 4,844 | +19.7% | 0.00% | – |
| Q2 2021 | $537,000 | +22.6% | 4,048 | +18.3% | 0.00% | – |
| Q1 2021 | $438,000 | -21.5% | 3,422 | +22.5% | 0.00% | – |
| Q4 2020 | $558,000 | -41.4% | 2,794 | -26.6% | 0.00% | -100.0% |
| Q3 2020 | $953,000 | +20.5% | 3,808 | +17.9% | 0.00% | 0.0% |
| Q2 2020 | $791,000 | +4294.4% | 3,229 | +1608.5% | 0.00% | – |
| Q1 2020 | $18,000 | -94.9% | 189 | -95.9% | 0.00% | – |
| Q4 2019 | $350,000 | +72.4% | 4,665 | +40.9% | 0.00% | – |
| Q3 2019 | $203,000 | +8.0% | 3,310 | +4.6% | 0.00% | – |
| Q2 2019 | $188,000 | -89.3% | 3,164 | -88.2% | 0.00% | -100.0% |
| Q1 2019 | $1,756,000 | +48.4% | 26,822 | +10.7% | 0.00% | +100.0% |
| Q4 2018 | $1,183,000 | +4125.0% | 24,238 | +5421.2% | 0.00% | – |
| Q3 2018 | $28,000 | -3.4% | 439 | +0.2% | 0.00% | – |
| Q2 2018 | $29,000 | +163.6% | 438 | +113.7% | 0.00% | – |
| Q1 2018 | $11,000 | -21.4% | 205 | -36.1% | 0.00% | – |
| Q4 2017 | $14,000 | 0.0% | 321 | 0.0% | 0.00% | – |
| Q3 2017 | $14,000 | 0.0% | 321 | -40.1% | 0.00% | – |
| Q2 2017 | $14,000 | +7.7% | 536 | 0.0% | 0.00% | – |
| Q1 2017 | $13,000 | 0.0% | 536 | 0.0% | 0.00% | – |
| Q4 2016 | $13,000 | -18.8% | 536 | -27.4% | 0.00% | – |
| Q3 2016 | $16,000 | -93.4% | 738 | -94.6% | 0.00% | – |
| Q2 2016 | $244,000 | +3.8% | 13,655 | +0.3% | 0.00% | – |
| Q1 2016 | $235,000 | +1282.4% | 13,615 | +1589.2% | 0.00% | – |
| Q4 2015 | $17,000 | +21.4% | 806 | +53.5% | 0.00% | – |
| Q3 2014 | $14,000 | -6.7% | 525 | -23.9% | 0.00% | – |
| Q2 2014 | $15,000 | – | 690 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 3,256,957 | $88,914,926,000 | 10.16% |
| Wood Investment Counsel LLC | 749,669 | $20,466,000 | 3.32% |
| First Light Asset Management, LLC | 159,662 | $4,359,000 | 3.09% |
| Brown Capital Management | 3,521,596 | $96,140,000 | 1.58% |
| 1492 Capital Management LLC | 115,996 | $3,167,000 | 1.57% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 320,160 | $8,740,000 | 1.43% |
| WALL STREET ASSOCIATES | 631,100 | $17,229,000 | 1.41% |
| RK Capital | 228,504 | $6,238,000 | 1.26% |
| ArrowMark Colorado Holdings LLC | 705,254 | $19,253,000 | 0.63% |
| Trellus Management Company, LLC | 21,836 | $596,000 | 0.53% |