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 | $7,371,000 | -3.9% | 65,540 | +15.3% | 0.14% | -28.4% |
| Q4 2021 | $7,673,000 | -18.1% | 56,840 | -14.4% | 0.20% | +16.9% |
| Q3 2021 | $9,368,000 | +133.0% | 66,370 | +111.5% | 0.17% | +135.6% |
| Q2 2021 | $4,020,000 | +239.0% | 31,380 | +238.5% | 0.07% | +265.0% |
| Q1 2021 | $1,186,000 | -80.9% | 9,270 | -73.1% | 0.02% | -82.3% |
| Q4 2020 | $6,201,000 | – | 34,518 | – | 0.11% | – |
Download | ||||||
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% |