QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 352 filers reported holding QUIDEL CORP in Q1 2021. The put-call ratio across all filers is 1.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $5,974,952 | +3.7% | 53,066 | +23.7% | 0.00% | 0.0% |
| Q4 2021 | $5,763,000 | -6.6% | 42,888 | -1.9% | 0.00% | -20.0% |
| Q3 2021 | $6,173,000 | +13.4% | 43,731 | +2.9% | 0.01% | +25.0% |
| Q2 2021 | $5,443,000 | -1.7% | 42,484 | -1.9% | 0.00% | -20.0% |
| Q1 2021 | $5,539,000 | -33.3% | 43,300 | -6.3% | 0.01% | -37.5% |
| Q4 2020 | $8,305,000 | -24.5% | 46,228 | -7.8% | 0.01% | -27.3% |
| Q3 2020 | $10,996,000 | +1.8% | 50,125 | -2.3% | 0.01% | +10.0% |
| Q2 2020 | $10,799,000 | +386.7% | 51,318 | +126.2% | 0.01% | +400.0% |
| Q1 2020 | $2,219,000 | +38.9% | 22,685 | +6.5% | 0.00% | 0.0% |
| Q4 2019 | $1,598,000 | +20.8% | 21,304 | -3.0% | 0.00% | +100.0% |
| Q3 2019 | $1,323,000 | +1.2% | 21,963 | -0.3% | 0.00% | -50.0% |
| Q2 2019 | $1,307,000 | -10.5% | 22,036 | -1.3% | 0.00% | 0.0% |
| Q1 2019 | $1,461,000 | +44.8% | 22,323 | +8.0% | 0.00% | +100.0% |
| Q4 2018 | $1,009,000 | -30.1% | 20,674 | -6.7% | 0.00% | -50.0% |
| Q3 2018 | $1,444,000 | -10.1% | 22,156 | -8.3% | 0.00% | 0.0% |
| Q2 2018 | $1,607,000 | +47.2% | 24,161 | +14.6% | 0.00% | +100.0% |
| Q1 2018 | $1,092,000 | +16.2% | 21,082 | -2.8% | 0.00% | 0.0% |
| Q4 2017 | $940,000 | -0.4% | 21,700 | +0.7% | 0.00% | 0.0% |
| Q3 2017 | $944,000 | +59.2% | 21,547 | -1.3% | 0.00% | 0.0% |
| Q2 2017 | $593,000 | +22.0% | 21,831 | +1.5% | 0.00% | 0.0% |
| Q1 2017 | $486,000 | +18.5% | 21,498 | +12.4% | 0.00% | 0.0% |
| Q4 2016 | $410,000 | -2.8% | 19,123 | +0.0% | 0.00% | 0.0% |
| Q3 2016 | $422,000 | +23.0% | 19,116 | -0.5% | 0.00% | 0.0% |
| Q2 2016 | $343,000 | +0.9% | 19,216 | -2.6% | 0.00% | – |
| Q1 2016 | $340,000 | -16.9% | 19,724 | +2.4% | 0.00% | – |
| Q4 2015 | $409,000 | +13.9% | 19,262 | +1.3% | 0.00% | – |
| Q3 2015 | $359,000 | -14.9% | 19,021 | +3.4% | 0.00% | -100.0% |
| Q2 2015 | $422,000 | -18.7% | 18,402 | -4.2% | 0.00% | 0.0% |
| Q1 2015 | $519,000 | -2.8% | 19,211 | +4.2% | 0.00% | 0.0% |
| Q4 2014 | $534,000 | +4.9% | 18,442 | -2.6% | 0.00% | 0.0% |
| Q3 2014 | $509,000 | +26.3% | 18,938 | +3.9% | 0.00% | 0.0% |
| Q2 2014 | $403,000 | -31.3% | 18,235 | -15.3% | 0.00% | 0.0% |
| Q1 2014 | $587,000 | -12.3% | 21,519 | -0.7% | 0.00% | 0.0% |
| Q4 2013 | $669,000 | +4.7% | 21,671 | -3.6% | 0.00% | 0.0% |
| Q3 2013 | $639,000 | +7.9% | 22,486 | -3.1% | 0.00% | 0.0% |
| Q2 2013 | $592,000 | – | 23,203 | – | 0.00% | – |
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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% |