QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 400 filers reported holding QUIDEL CORP in Q3 2020. The put-call ratio across all filers is 0.70 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2022 | $1,142,000 | +5610.0% | 11,751 | +6614.9% | 0.07% | +6500.0% |
| Q1 2022 | $20,000 | +66.7% | 175 | +113.4% | 0.00% | 0.0% |
| Q3 2021 | $12,000 | -68.4% | 82 | -72.3% | 0.00% | -50.0% |
| Q2 2021 | $38,000 | -90.1% | 296 | -90.1% | 0.00% | -90.0% |
| Q1 2021 | $383,000 | +2635.7% | 2,989 | +3636.2% | 0.02% | +566.7% |
| Q4 2020 | $14,000 | -97.1% | 80 | -96.4% | 0.00% | -90.3% |
| Q3 2020 | $483,000 | +48.6% | 2,204 | +51.3% | 0.03% | +47.6% |
| Q2 2020 | $325,000 | +2.8% | 1,457 | -55.0% | 0.02% | -16.0% |
| Q1 2020 | $316,000 | +1875.0% | 3,239 | +852.6% | 0.02% | +2400.0% |
| Q4 2018 | $16,000 | -90.8% | 340 | -87.2% | 0.00% | -92.3% |
| Q3 2018 | $173,000 | -99.5% | 2,659 | +383.5% | 0.01% | +333.3% |
| Q2 2018 | $36,576,000 | – | 550 | – | 0.00% | – |
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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% |