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 | ||||
---|---|---|---|---|---|---|
Q3 2020 | $876,000 | +1804.3% | 3,994 | +740.8% | 0.02% | +1600.0% |
Q1 2020 | $46,000 | +119.0% | 475 | +70.9% | 0.00% | – |
Q4 2019 | $21,000 | +16.7% | 278 | -6.7% | 0.00% | – |
Q3 2019 | $18,000 | +38.5% | 298 | +35.5% | 0.00% | – |
Q2 2019 | $13,000 | +160.0% | 220 | +171.6% | 0.00% | – |
Q1 2019 | $5,000 | 0.0% | 81 | -25.7% | 0.00% | – |
Q4 2018 | $5,000 | – | 109 | – | 0.00% | – |
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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% |