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 | $6,490,000 | -16.8% | 57,709 | -0.2% | 0.01% | -13.3% |
| Q4 2021 | $7,804,000 | +0.3% | 57,809 | +4.9% | 0.02% | -6.2% |
| Q3 2021 | $7,780,000 | +14.2% | 55,118 | +3.6% | 0.02% | +14.3% |
| Q2 2021 | $6,813,000 | -2.8% | 53,180 | -2.9% | 0.01% | -6.7% |
| Q1 2021 | $7,008,000 | -31.8% | 54,780 | -4.2% | 0.02% | -31.8% |
| Q4 2020 | $10,276,000 | -14.8% | 57,200 | +4.0% | 0.02% | -24.1% |
| Q3 2020 | $12,066,000 | +1.6% | 55,000 | +3.6% | 0.03% | -3.3% |
| Q2 2020 | $11,881,000 | – | 53,100 | – | 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% |