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 | $1,547,787,000 | +34.0% | 13,763 | +60.8% | 0.00% | 0.0% |
| Q4 2021 | $1,155,109,000 | +28.1% | 8,557 | +33.9% | 0.00% | +100.0% |
| Q3 2021 | $901,807,000 | -38.2% | 6,389 | -43.9% | 0.00% | -50.0% |
| Q2 2021 | $1,459,927,000 | +106.1% | 11,395 | +105.8% | 0.00% | +100.0% |
| Q1 2021 | $708,476,000 | +1.6% | 5,538 | +42.6% | 0.00% | 0.0% |
| Q4 2020 | $697,581,000 | +95.7% | 3,883 | +139.0% | 0.00% | 0.0% |
| Q3 2020 | $356,492,000 | -77.9% | 1,625 | -77.5% | 0.00% | -66.7% |
| Q2 2020 | $1,615,403,000 | +39.1% | 7,220 | -39.2% | 0.00% | +50.0% |
| Q1 2020 | $1,161,103,000 | +208.9% | 11,871 | +136.9% | 0.00% | +100.0% |
| Q4 2019 | $375,900,000 | -3.7% | 5,010 | -21.3% | 0.00% | 0.0% |
| Q3 2019 | $390,309,000 | +33.1% | 6,362 | +28.7% | 0.00% | 0.0% |
| Q2 2019 | $293,219,000 | -42.9% | 4,943 | -37.0% | 0.00% | 0.0% |
| Q1 2019 | $513,350,000 | +1156.3% | 7,841 | +836.8% | 0.00% | – |
| Q4 2018 | $40,862,000 | -65.8% | 837 | -54.3% | 0.00% | – |
| Q3 2018 | $119,326,000 | -14.6% | 1,831 | -12.9% | 0.00% | – |
| Q2 2018 | $139,716,000 | -55.1% | 2,101 | -65.0% | 0.00% | -100.0% |
| Q1 2018 | $311,274,000 | +18.6% | 6,008 | -0.8% | 0.00% | – |
| Q4 2017 | $262,441,000 | +65.8% | 6,054 | +67.8% | 0.00% | – |
| Q3 2017 | $158,247,000 | +59.6% | 3,608 | -1.2% | 0.00% | – |
| Q2 2017 | $99,142,000 | +665.6% | 3,653 | +538.6% | 0.00% | – |
| Q1 2017 | $12,950,000 | -30.4% | 572 | -34.2% | 0.00% | – |
| Q4 2016 | $18,614,000 | -62.3% | 869 | -61.1% | 0.00% | – |
| Q3 2016 | $49,349,000 | +165.2% | 2,234 | +114.4% | 0.00% | – |
| Q2 2016 | $18,610,000 | -84.1% | 1,042 | -81.1% | 0.00% | – |
| Q4 2015 | $117,024,000 | +4.2% | 5,520 | -7.2% | 0.00% | – |
| Q3 2015 | $112,336,000 | +104.4% | 5,950 | +148.4% | 0.00% | – |
| Q2 2015 | $54,965,000 | +200.0% | 2,395 | +252.7% | 0.00% | – |
| Q1 2015 | $18,319,000 | -60.2% | 679 | -60.4% | 0.00% | – |
| Q3 2014 | $46,082,000 | +311.0% | 1,715 | +372.5% | 0.00% | – |
| Q4 2013 | $11,213,000 | -94.9% | 363 | -95.3% | 0.00% | – |
| Q3 2013 | $219,759,000 | -11.1% | 7,738 | -20.1% | 0.00% | – |
| Q2 2013 | $247,207,000 | – | 9,683 | – | 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% |