QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 362 filers reported holding QUIDEL CORP in Q4 2021. The put-call ratio across all filers is 0.93 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $3,024,000 | -18.1% | 26,887 | -1.7% | 0.04% | -8.9% |
| Q4 2021 | $3,691,000 | -6.7% | 27,341 | -2.4% | 0.04% | -8.2% |
| Q3 2021 | $3,956,000 | +7.0% | 28,026 | -2.9% | 0.05% | +14.0% |
| Q2 2021 | $3,697,000 | +0.4% | 28,856 | +0.3% | 0.04% | -6.5% |
| Q1 2021 | $3,681,000 | -33.3% | 28,771 | -6.4% | 0.05% | -34.3% |
| Q4 2020 | $5,522,000 | -32.0% | 30,738 | -17.0% | 0.07% | -35.8% |
| Q3 2020 | $8,120,000 | +20.2% | 37,014 | +22.6% | 0.11% | +1.9% |
| Q2 2020 | $6,756,000 | – | 30,196 | – | 0.11% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 3,265,457 | $100,869,966,000 | 13.88% |
| First Light Asset Management, LLC | 141,030 | $4,356,000 | 3.69% |
| Wood Investment Counsel LLC | 750,159 | $23,172,000 | 3.66% |
| RK Capital | 292,910 | $9,048,000 | 2.22% |
| 1492 Capital Management LLC | 107,678 | $3,326,000 | 1.79% |
| Ghost Tree Capital, LLC | 85,000 | $2,626,000 | 1.62% |
| WALL STREET ASSOCIATES | 630,400 | $19,473,000 | 1.60% |
| Brown Capital Management | 3,070,671 | $94,853,000 | 1.55% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 298,990 | $9,236,000 | 1.52% |
| KOPP INVESTMENT ADVISORS LLC | 74,650 | $2,306,000 | 1.04% |