QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 338 filers reported holding QUIDEL CORP in Q2 2021. The put-call ratio across all filers is 0.86 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $220,000 | -89.0% | 1,957 | -86.7% | 0.00% | -85.7% |
| Q4 2021 | $1,993,000 | +69.6% | 14,761 | +60.8% | 0.02% | +23.5% |
| Q1 2021 | $1,175,000 | +23.8% | 9,181 | +73.8% | 0.02% | +88.9% |
| Q4 2020 | $949,000 | -74.7% | 5,284 | -69.1% | 0.01% | -88.0% |
| Q3 2020 | $3,754,000 | +171.0% | 17,114 | +176.6% | 0.08% | +108.3% |
| Q2 2020 | $1,385,000 | – | 6,188 | – | 0.04% | – |
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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% |