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 | $5,706,445,000 | +313.1% | 50,742 | +395.9% | 0.05% | +370.0% |
| Q4 2021 | $1,381,217,000 | -82.2% | 10,232 | -81.4% | 0.01% | -82.8% |
| Q3 2021 | $7,777,365,000 | -41.6% | 55,100 | -47.0% | 0.06% | -45.3% |
| Q2 2021 | $13,324,480,000 | +83.0% | 104,000 | +82.8% | 0.11% | +32.5% |
| Q1 2021 | $7,279,217,000 | +2378729.1% | 56,900 | +1293.6% | 0.08% | +3900.0% |
| Q4 2019 | $306,000 | +29.1% | 4,083 | +2.1% | 0.00% | 0.0% |
| Q2 2019 | $237,000 | -38.3% | 4,000 | -77.0% | 0.00% | -50.0% |
| Q3 2016 | $384,000 | -29.7% | 17,400 | -26.9% | 0.00% | -42.9% |
| Q2 2015 | $546,000 | – | 23,800 | – | 0.01% | – |
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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% |