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 | $1,083,000 | -16.4% | 9,627 | +0.3% | 0.01% | -14.3% |
| Q4 2021 | $1,296,000 | -3.4% | 9,600 | +1.1% | 0.01% | -12.5% |
| Q3 2021 | $1,341,000 | +6.8% | 9,500 | -3.1% | 0.01% | +14.3% |
| Q2 2021 | $1,256,000 | -31.3% | 9,800 | -31.5% | 0.01% | -41.7% |
| Q1 2021 | $1,829,000 | -26.8% | 14,300 | +2.9% | 0.01% | -29.4% |
| Q4 2020 | $2,497,000 | -18.1% | 13,900 | 0.0% | 0.02% | -29.2% |
| Q3 2020 | $3,049,000 | -2.0% | 13,900 | 0.0% | 0.02% | -11.1% |
| Q2 2020 | $3,110,000 | – | 13,900 | – | 0.03% | – |
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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% |