QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 1 filers reported holding QUIDEL CORP in Q4 2008. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $1,000 | 0.0% | 6 | 0.0% | 0.00% | – |
| Q2 2020 | $1,000 | 0.0% | 6 | -89.7% | 0.00% | – |
| Q3 2015 | $1,000 | -99.0% | 58 | -99.3% | 0.00% | -100.0% |
| Q2 2010 | $105,000 | -58.0% | 8,286 | -52.0% | 0.02% | -53.2% |
| Q1 2010 | $250,000 | +5.5% | 17,260 | 0.0% | 0.05% | 0.0% |
| Q4 2009 | $237,000 | -21.0% | 17,260 | -6.9% | 0.05% | -23.0% |
| Q3 2009 | $300,000 | -8.3% | 18,535 | -17.6% | 0.06% | -20.8% |
| Q2 2009 | $327,000 | +149.6% | 22,486 | +57.7% | 0.08% | +108.1% |
| Q1 2009 | $131,000 | -29.6% | 14,262 | 0.0% | 0.04% | -21.3% |
| Q4 2008 | $186,000 | – | 14,262 | – | 0.05% | – |
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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% |