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 | $11,246,000 | -16.7% | 100,000 | 0.0% | 0.12% | -3.1% |
| Q4 2021 | $13,499,000 | -31.7% | 100,000 | -28.6% | 0.13% | -37.4% |
| Q3 2021 | $19,761,000 | -3.6% | 140,000 | -12.5% | 0.20% | -3.8% |
| Q2 2021 | $20,499,000 | +0.1% | 160,000 | 0.0% | 0.21% | +5.5% |
| Q1 2021 | $20,469,000 | -15.6% | 160,000 | +18.5% | 0.20% | -17.7% |
| Q4 2020 | $24,253,000 | -26.3% | 135,000 | -10.0% | 0.24% | -34.3% |
| Q3 2020 | $32,907,000 | – | 150,000 | – | 0.37% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,759,421 | $316,080,000 | 39.61% |
| Birchview Capital, LP | 58,644 | $10,535,000 | 6.07% |
| Trellus Management Company, LLC | 39,810 | $7,152,000 | 5.90% |
| MANA Advisors LLC | 1,364 | $245,000 | 4.53% |
| Cannell & Co. | 493,107 | $88,587,000 | 2.94% |
| Brown Capital Management | 2,282,444 | $410,041,000 | 2.83% |
| Trellus Management Company, LLC | 15,000 | $2,695,000 | 2.22% |
| GAGNON SECURITIES LLC | 58,936 | $10,588,000 | 1.69% |
| PREMIER ASSET MANAGEMENT LLC | 40,470 | $7,270,000 | 1.49% |
| Millrace Asset Group, Inc. | 11,926 | $2,143,000 | 1.49% |