QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 354 filers reported holding QUIDEL CORP in Q1 2022. The put-call ratio across all filers is 1.18 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $281,000 | -16.6% | 2,500 | 0.0% | 0.05% | +2.1% |
| Q4 2021 | $337,000 | -4.5% | 2,500 | 0.0% | 0.05% | -5.9% |
| Q3 2021 | $353,000 | +10.3% | 2,500 | 0.0% | 0.05% | +18.6% |
| Q2 2021 | $320,000 | 0.0% | 2,500 | 0.0% | 0.04% | -4.4% |
| Q1 2021 | $320,000 | -28.7% | 2,500 | 0.0% | 0.04% | -28.6% |
| Q4 2020 | $449,000 | -43.2% | 2,500 | -30.6% | 0.06% | -53.7% |
| Q3 2020 | $790,000 | -43.0% | 3,600 | -41.9% | 0.14% | -38.7% |
| Q2 2020 | $1,387,000 | -77.8% | 6,200 | -90.3% | 0.22% | -78.2% |
| Q1 2020 | $6,260,000 | -21.3% | 64,000 | -39.6% | 1.02% | +26.2% |
| Q4 2019 | $7,953,000 | +13.7% | 106,000 | -7.0% | 0.81% | +13.4% |
| Q3 2019 | $6,994,000 | -6.4% | 114,000 | -9.5% | 0.71% | -1.9% |
| Q2 2019 | $7,474,000 | -18.5% | 126,000 | -10.0% | 0.72% | -20.0% |
| Q1 2019 | $9,166,000 | +32.7% | 140,000 | -1.1% | 0.91% | +19.8% |
| Q4 2018 | $6,908,000 | -25.1% | 141,500 | 0.0% | 0.76% | -6.6% |
| Q3 2018 | $9,222,000 | -3.0% | 141,500 | -1.0% | 0.81% | -4.4% |
| Q2 2018 | $9,510,000 | +26.6% | 143,000 | -1.4% | 0.85% | +19.2% |
| Q1 2018 | $7,511,000 | +17.8% | 144,974 | -1.4% | 0.71% | +21.0% |
| Q4 2017 | $6,375,000 | -1.2% | 147,061 | 0.0% | 0.59% | -1.8% |
| Q3 2017 | $6,450,000 | +61.6% | 147,061 | 0.0% | 0.60% | +52.6% |
| Q2 2017 | $3,991,000 | +19.9% | 147,061 | 0.0% | 0.39% | +19.1% |
| Q1 2017 | $3,329,000 | +5.7% | 147,061 | 0.0% | 0.33% | +4.1% |
| Q4 2016 | $3,150,000 | -3.0% | 147,061 | 0.0% | 0.32% | +10.9% |
| Q3 2016 | $3,249,000 | +23.7% | 147,061 | 0.0% | 0.28% | +20.3% |
| Q2 2016 | $2,627,000 | +3.5% | 147,061 | 0.0% | 0.24% | +0.9% |
| Q1 2016 | $2,538,000 | -18.6% | 147,061 | 0.0% | 0.24% | -15.5% |
| Q4 2015 | $3,118,000 | +12.3% | 147,061 | 0.0% | 0.28% | +32.4% |
| Q3 2015 | $2,777,000 | -17.7% | 147,061 | 0.0% | 0.21% | -9.1% |
| Q2 2015 | $3,375,000 | -14.9% | 147,061 | 0.0% | 0.23% | -15.1% |
| Q1 2015 | $3,968,000 | -6.7% | 147,061 | 0.0% | 0.27% | -2.2% |
| Q4 2014 | $4,253,000 | +7.6% | 147,061 | 0.0% | 0.28% | -1.8% |
| Q3 2014 | $3,952,000 | +21.5% | 147,061 | 0.0% | 0.28% | +31.6% |
| Q2 2014 | $3,252,000 | -19.0% | 147,061 | 0.0% | 0.22% | -21.0% |
| Q1 2014 | $4,015,000 | -14.8% | 147,061 | -3.6% | 0.27% | -18.1% |
| Q4 2013 | $4,713,000 | +8.8% | 152,561 | 0.0% | 0.33% | -0.9% |
| Q3 2013 | $4,333,000 | +11.2% | 152,561 | 0.0% | 0.34% | -1.8% |
| Q2 2013 | $3,895,000 | – | 152,561 | – | 0.34% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,795,462 | $393,889,000 | 51.91% |
| Birchview Capital, LP | 117,288 | $25,730,000 | 8.60% |
| Asymmetry Capital Management, L.P. | 39,314 | $8,625,000 | 5.54% |
| Trellus Management Company, LLC | 19,000 | $4,168,000 | 4.27% |
| Brown Capital Management | 2,305,481 | $505,776,000 | 4.19% |
| Trellus Management Company, LLC | 16,910 | $3,710,000 | 3.80% |
| Cannell & Co. | 460,146 | $100,947,000 | 3.71% |
| Soleus Capital Management, L.P. | 30,751 | $6,746,000 | 3.58% |
| GAGNON SECURITIES LLC | 57,725 | $12,664,000 | 2.70% |
| Parian Global Management LP | 30,800 | $6,757,000 | 2.14% |