QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 362 filers reported holding QUIDEL CORP in Q4 2021. The put-call ratio across all filers is 0.93 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $10,063,000 | -2.3% | 74,544 | +2.1% | 0.72% | +6.2% |
| Q3 2021 | $10,305,000 | +11.1% | 73,010 | +0.8% | 0.68% | +21.9% |
| Q2 2021 | $9,279,000 | -34.2% | 72,424 | -34.3% | 0.56% | -40.4% |
| Q1 2021 | $14,094,000 | +21.3% | 110,170 | +70.3% | 0.93% | +8.6% |
| Q4 2020 | $11,621,000 | -6.6% | 64,686 | +14.0% | 0.86% | -32.5% |
| Q3 2020 | $12,445,000 | +41.4% | 56,728 | +44.2% | 1.28% | +24.3% |
| Q2 2020 | $8,804,000 | +68.2% | 39,348 | -26.5% | 1.03% | +14.9% |
| Q1 2020 | $5,234,000 | +28.9% | 53,512 | -1.2% | 0.89% | +72.1% |
| Q4 2019 | $4,062,000 | +21.8% | 54,143 | -0.4% | 0.52% | +3.0% |
| Q3 2019 | $3,336,000 | +2.4% | 54,369 | -1.0% | 0.50% | +11.3% |
| Q2 2019 | $3,259,000 | -9.0% | 54,943 | +0.5% | 0.45% | -2.6% |
| Q1 2019 | $3,580,000 | +34.5% | 54,675 | +0.3% | 0.46% | +9.7% |
| Q4 2018 | $2,661,000 | -25.6% | 54,511 | -0.7% | 0.42% | -26.5% |
| Q3 2018 | $3,576,000 | -33.4% | 54,878 | -32.0% | 0.58% | -31.0% |
| Q2 2018 | $5,370,000 | +36.3% | 80,755 | +6.2% | 0.84% | -3.4% |
| Q1 2018 | $3,941,000 | -24.2% | 76,068 | -36.6% | 0.86% | -39.3% |
| Q4 2017 | $5,198,000 | -3.3% | 119,901 | -2.1% | 1.42% | -16.2% |
| Q3 2017 | $5,373,000 | +166.8% | 122,509 | +65.1% | 1.70% | +151.6% |
| Q2 2017 | $2,014,000 | +19.6% | 74,201 | -0.2% | 0.68% | +5.1% |
| Q1 2017 | $1,684,000 | +4.5% | 74,383 | -1.2% | 0.64% | -9.2% |
| Q4 2016 | $1,612,000 | -10.7% | 75,280 | -7.9% | 0.71% | -8.9% |
| Q3 2016 | $1,805,000 | +20.7% | 81,700 | -2.4% | 0.78% | +12.1% |
| Q2 2016 | $1,495,000 | -41.6% | 83,698 | -43.6% | 0.69% | -46.3% |
| Q1 2016 | $2,560,000 | -38.1% | 148,337 | -24.0% | 1.29% | -25.5% |
| Q4 2015 | $4,139,000 | +9.0% | 195,243 | -2.9% | 1.73% | -7.5% |
| Q3 2015 | $3,796,000 | -4.2% | 201,067 | +16.4% | 1.88% | +0.5% |
| Q2 2015 | $3,963,000 | -6.8% | 172,668 | +9.5% | 1.86% | -14.1% |
| Q1 2015 | $4,254,000 | +2.8% | 157,665 | +10.2% | 2.17% | -7.4% |
| Q4 2014 | $4,138,000 | +15.9% | 143,092 | +7.7% | 2.34% | -4.0% |
| Q3 2014 | $3,571,000 | +24.7% | 132,885 | +2.6% | 2.44% | +26.6% |
| Q2 2014 | $2,864,000 | -34.3% | 129,544 | -18.9% | 1.93% | -37.5% |
| Q1 2014 | $4,359,000 | +0.1% | 159,662 | +13.2% | 3.09% | -16.4% |
| Q4 2013 | $4,356,000 | – | 141,030 | – | 3.69% | – |
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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% |