QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 123 filers reported holding QUIDEL CORP in Q3 2017. The put-call ratio across all filers is 0.23 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $5,505,000 | +4.7% | 48,950 | +25.7% | 0.00% | 0.0% |
| Q4 2021 | $5,257,000 | +2.8% | 38,947 | +7.5% | 0.00% | 0.0% |
| Q3 2021 | $5,114,000 | -19.6% | 36,230 | -27.1% | 0.00% | -50.0% |
| Q2 2021 | $6,364,000 | -28.5% | 49,670 | -28.6% | 0.00% | -33.3% |
| Q1 2021 | $8,902,000 | -53.3% | 69,588 | -34.4% | 0.00% | -50.0% |
| Q4 2020 | $19,069,000 | +237.0% | 106,147 | +311.6% | 0.01% | +200.0% |
| Q3 2020 | $5,658,000 | +33.3% | 25,787 | +35.9% | 0.00% | 0.0% |
| Q2 2020 | $4,246,000 | +85.5% | 18,973 | -18.9% | 0.00% | +100.0% |
| Q1 2020 | $2,289,000 | +72.8% | 23,403 | +32.5% | 0.00% | – |
| Q4 2019 | $1,325,000 | +30.5% | 17,656 | +6.7% | 0.00% | – |
| Q3 2019 | $1,015,000 | +11.3% | 16,544 | +7.6% | 0.00% | – |
| Q2 2019 | $912,000 | +1184.5% | 15,372 | +1328.6% | 0.00% | – |
| Q1 2019 | $71,000 | +65.1% | 1,076 | +22.6% | 0.00% | – |
| Q4 2018 | $43,000 | -51.7% | 878 | -36.1% | 0.00% | – |
| Q3 2018 | $89,000 | +1171.4% | 1,374 | +1115.9% | 0.00% | – |
| Q2 2018 | $7,000 | -30.0% | 113 | -36.9% | 0.00% | – |
| Q1 2018 | $10,000 | +100.0% | 179 | +50.4% | 0.00% | – |
| Q4 2017 | $5,000 | -95.3% | 119 | -95.1% | 0.00% | – |
| Q3 2017 | $107,000 | +10600.0% | 2,439 | +7767.7% | 0.00% | – |
| Q2 2017 | $1,000 | -95.5% | 31 | -96.8% | 0.00% | – |
| Q1 2017 | $22,000 | -45.0% | 968 | -48.4% | 0.00% | – |
| Q4 2016 | $40,000 | – | 1,875 | +46775.0% | 0.00% | – |
| Q3 2016 | $0 | -100.0% | 4 | -99.6% | 0.00% | – |
| Q4 2015 | $20,000 | -63.0% | 908 | -68.5% | 0.00% | – |
| Q3 2015 | $54,000 | 0.0% | 2,887 | +21.7% | 0.00% | – |
| Q2 2015 | $54,000 | -8.5% | 2,372 | +15.4% | 0.00% | – |
| Q4 2014 | $59,000 | -6.3% | 2,055 | -12.7% | 0.00% | – |
| Q3 2014 | $63,000 | -68.5% | 2,355 | -74.0% | 0.00% | – |
| Q2 2014 | $200,000 | – | 9,047 | – | 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% |