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 | $27,752,000 | -10.7% | 274,567 | +4.8% | 0.05% | -1.9% |
| Q4 2021 | $31,085,000 | -5.5% | 261,867 | -3.0% | 0.05% | -8.6% |
| Q3 2021 | $32,880,000 | +1.0% | 269,967 | -10.4% | 0.06% | +5.5% |
| Q2 2021 | $32,569,000 | +5.7% | 301,467 | +6.5% | 0.06% | +3.8% |
| Q1 2021 | $30,822,000 | -25.2% | 283,167 | +1.0% | 0.05% | -20.9% |
| Q4 2020 | $41,180,000 | +48.5% | 280,467 | +89.3% | 0.07% | +39.6% |
| Q3 2020 | $27,722,000 | +81.0% | 148,181 | +92.8% | 0.05% | +71.4% |
| Q2 2020 | $15,314,000 | – | 76,873 | – | 0.03% | – |
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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% |