QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 148 filers reported holding QUIDEL CORP in Q1 2018. The put-call ratio across all filers is 0.26 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $8,326,000 | -23.6% | 74,030 | -8.3% | 1.46% | -16.8% |
| Q4 2021 | $10,901,000 | -5.4% | 80,753 | -1.1% | 1.76% | -20.7% |
| Q3 2021 | $11,527,000 | +11.5% | 81,664 | +1.2% | 2.22% | +11.4% |
| Q2 2021 | $10,341,000 | +56.6% | 80,711 | +56.4% | 1.99% | +49.6% |
| Q1 2021 | $6,602,000 | +37.6% | 51,610 | +93.2% | 1.33% | +27.5% |
| Q4 2020 | $4,799,000 | -31.5% | 26,710 | -16.3% | 1.04% | -40.2% |
| Q3 2020 | $7,004,000 | +29.0% | 31,925 | +31.6% | 1.74% | +28.7% |
| Q2 2020 | $5,428,000 | +61.8% | 24,261 | -29.2% | 1.35% | +33.1% |
| Q1 2020 | $3,354,000 | -72.4% | 34,290 | -78.8% | 1.02% | -63.5% |
| Q4 2019 | $12,160,000 | +10.5% | 162,073 | -9.7% | 2.79% | +3.0% |
| Q3 2019 | $11,009,000 | +2.8% | 179,447 | -0.6% | 2.71% | +5.5% |
| Q2 2019 | $10,710,000 | -54.7% | 180,559 | -50.0% | 2.56% | -8.3% |
| Q1 2019 | $23,622,000 | +35.6% | 360,798 | +1.1% | 2.80% | +23.6% |
| Q4 2018 | $17,420,000 | +53.0% | 356,842 | +104.3% | 2.26% | -5.9% |
| Q3 2018 | $11,384,000 | -50.6% | 174,679 | -49.6% | 2.41% | -5.4% |
| Q2 2018 | $23,062,000 | +23.0% | 346,790 | -4.1% | 2.54% | +16.8% |
| Q1 2018 | $18,744,000 | +18.8% | 361,798 | -0.6% | 2.18% | +16.4% |
| Q4 2017 | $15,772,000 | +96.0% | 363,850 | +98.3% | 1.87% | -1.1% |
| Q3 2017 | $8,046,000 | +18.9% | 183,446 | -26.4% | 1.89% | +16.2% |
| Q2 2017 | $6,767,000 | -28.8% | 249,343 | -40.6% | 1.63% | -30.3% |
| Q1 2017 | $9,506,000 | +11.9% | 419,878 | +5.9% | 2.34% | +15.1% |
| Q4 2016 | $8,492,000 | -3.9% | 396,488 | -0.9% | 2.03% | -6.4% |
| Q3 2016 | $8,836,000 | +21.4% | 399,993 | -1.9% | 2.17% | +16.4% |
| Q2 2016 | $7,281,000 | +2.8% | 407,667 | -0.6% | 1.86% | +0.1% |
| Q1 2016 | $7,081,000 | -13.9% | 410,227 | +5.8% | 1.86% | -14.9% |
| Q4 2015 | $8,222,000 | +4.8% | 387,819 | -6.6% | 2.18% | +5.4% |
| Q3 2015 | $7,843,000 | +15.3% | 415,406 | +40.2% | 2.07% | +32.3% |
| Q2 2015 | $6,801,000 | -12.9% | 296,341 | +2.4% | 1.57% | -11.7% |
| Q1 2015 | $7,807,000 | -23.6% | 289,373 | -18.1% | 1.78% | -16.6% |
| Q4 2014 | $10,214,000 | -0.7% | 353,177 | -7.7% | 2.13% | +15.2% |
| Q3 2014 | $10,285,000 | +25.6% | 382,781 | +3.3% | 1.85% | +39.5% |
| Q2 2014 | $8,190,000 | -6.3% | 370,408 | +15.7% | 1.32% | -7.5% |
| Q1 2014 | $8,740,000 | -5.4% | 320,160 | +7.1% | 1.43% | -6.0% |
| Q4 2013 | $9,236,000 | +14.8% | 298,990 | +5.5% | 1.52% | -1.3% |
| Q3 2013 | $8,047,000 | +18.2% | 283,340 | +6.3% | 1.54% | +3.1% |
| Q2 2013 | $6,807,000 | – | 266,636 | – | 1.50% | – |
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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% |