QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 390 filers reported holding QUIDEL CORP in Q4 2020. The put-call ratio across all filers is 1.38 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $2,045,000 | +18.9% | 17,621 | +1.6% | 0.02% | +15.4% |
| Q4 2021 | $1,720,000 | -25.7% | 17,351 | +1.2% | 0.01% | -7.1% |
| Q3 2021 | $2,314,000 | -4.0% | 17,151 | -18.7% | 0.01% | 0.0% |
| Q2 2021 | $2,410,000 | -2.9% | 21,083 | -1.4% | 0.01% | -6.7% |
| Q1 2021 | $2,481,000 | -52.7% | 21,388 | -4.7% | 0.02% | -54.5% |
| Q4 2020 | $5,242,000 | -10.4% | 22,439 | -4.8% | 0.03% | -21.4% |
| Q3 2020 | $5,849,000 | -4.8% | 23,565 | +1.2% | 0.04% | -10.6% |
| Q2 2020 | $6,142,000 | +466.6% | 23,288 | +18.4% | 0.05% | +422.2% |
| Q4 2018 | $1,084,000 | -15.3% | 19,669 | 0.0% | 0.01% | -10.0% |
| Q3 2018 | $1,280,000 | -8.4% | 19,669 | -0.2% | 0.01% | 0.0% |
| Q2 2018 | $1,398,000 | – | 19,705 | – | 0.01% | – |
Download | ||||||
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% |