QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 317 filers reported holding QUIDEL CORP in Q3 2021. The put-call ratio across all filers is 0.85 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $1,149,000 | -13.2% | 9,900 | +1.0% | 0.03% | -6.9% |
| Q4 2021 | $1,323,000 | -3.4% | 9,800 | +1.0% | 0.03% | -12.1% |
| Q3 2021 | $1,369,000 | +6.9% | 9,700 | -3.0% | 0.03% | +6.5% |
| Q2 2021 | $1,281,000 | +0.2% | 10,000 | 0.0% | 0.03% | -6.1% |
| Q1 2021 | $1,279,000 | -25.9% | 10,000 | +4.2% | 0.03% | -34.0% |
| Q4 2020 | $1,725,000 | -17.2% | 9,600 | +1.1% | 0.05% | -47.9% |
| Q3 2020 | $2,084,000 | -2.0% | 9,500 | 0.0% | 0.10% | -24.4% |
| Q2 2020 | $2,126,000 | – | 9,500 | – | 0.13% | – |
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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% |