QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 166 filers reported holding QUIDEL CORP in Q2 2018. The put-call ratio across all filers is 0.33 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $53,542,000 | -82.2% | 476,095 | -78.7% | 0.01% | 0.0% |
| Q4 2021 | $301,302,000 | +170.9% | 2,232,022 | +183.2% | 0.01% | -43.8% |
| Q3 2021 | $111,233,000 | -20.6% | 788,049 | -28.0% | 0.02% | -20.0% |
| Q2 2021 | $140,153,000 | +0.7% | 1,093,906 | +0.6% | 0.02% | -9.1% |
| Q1 2021 | $139,157,000 | -61.2% | 1,087,765 | -45.5% | 0.02% | -24.1% |
| Q4 2020 | $358,570,000 | +156.4% | 1,995,926 | +213.1% | 0.03% | +11.5% |
| Q3 2020 | $139,867,000 | +5.2% | 637,554 | +7.3% | 0.03% | -21.2% |
| Q2 2020 | $132,943,000 | +517.0% | 594,183 | +169.7% | 0.03% | +371.4% |
| Q1 2020 | $21,548,000 | +112.3% | 220,306 | +62.9% | 0.01% | +250.0% |
| Q4 2019 | $10,148,000 | +95.2% | 135,262 | +59.6% | 0.00% | 0.0% |
| Q3 2019 | $5,198,000 | -77.3% | 84,740 | -78.0% | 0.00% | -50.0% |
| Q2 2019 | $22,893,000 | +301.4% | 385,921 | +343.1% | 0.00% | +100.0% |
| Q1 2019 | $5,703,000 | +69.6% | 87,100 | +26.5% | 0.00% | – |
| Q4 2018 | $3,362,000 | -63.9% | 68,856 | -51.8% | 0.00% | -100.0% |
| Q3 2018 | $9,316,000 | +34.3% | 142,943 | +37.0% | 0.00% | +50.0% |
| Q2 2018 | $6,937,000 | -33.1% | 104,309 | -47.9% | 0.00% | -33.3% |
| Q1 2018 | $10,363,000 | +129.4% | 200,018 | +92.0% | 0.00% | +50.0% |
| Q4 2017 | $4,517,000 | +2136.1% | 104,188 | +2165.0% | 0.00% | – |
| Q3 2017 | $202,000 | -86.5% | 4,600 | -91.7% | 0.00% | – |
| Q2 2017 | $1,498,000 | +298.4% | 55,174 | +232.4% | 0.00% | – |
| Q1 2017 | $376,000 | -28.0% | 16,600 | -31.8% | 0.00% | – |
| Q4 2016 | $522,000 | +102.3% | 24,353 | +108.1% | 0.00% | – |
| Q3 2016 | $258,000 | +3.2% | 11,700 | -19.2% | 0.00% | – |
| Q1 2016 | $250,000 | -87.1% | 14,478 | -82.8% | 0.00% | -100.0% |
| Q2 2015 | $1,937,000 | -80.6% | 84,400 | -77.2% | 0.00% | -80.0% |
| Q1 2015 | $9,981,000 | +541.0% | 369,913 | +587.3% | 0.01% | +400.0% |
| Q4 2014 | $1,557,000 | +82.1% | 53,822 | +69.1% | 0.00% | – |
| Q3 2014 | $855,000 | -71.8% | 31,830 | -76.8% | 0.00% | -100.0% |
| Q2 2014 | $3,028,000 | +61.8% | 136,966 | +99.7% | 0.00% | 0.0% |
| Q1 2014 | $1,872,000 | +452.2% | 68,585 | +524.5% | 0.00% | – |
| Q4 2013 | $339,000 | +13.8% | 10,983 | +4.6% | 0.00% | – |
| Q3 2013 | $298,000 | – | 10,500 | – | 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% |