QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 97 filers reported holding QUIDEL CORP in Q1 2016. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $491,000 | +5.8% | 6,547 | -13.6% | 0.04% | -2.2% |
| Q3 2019 | $464,000 | +8.4% | 7,576 | +5.0% | 0.05% | +7.0% |
| Q2 2019 | $428,000 | -7.2% | 7,214 | +2.6% | 0.04% | -14.0% |
| Q1 2019 | $461,000 | +32.9% | 7,032 | -1.1% | 0.05% | +31.6% |
| Q4 2018 | $347,000 | -27.6% | 7,108 | -3.3% | 0.04% | -24.0% |
| Q3 2018 | $479,000 | -12.6% | 7,352 | -10.9% | 0.05% | -13.8% |
| Q2 2018 | $548,000 | +25.1% | 8,247 | -2.6% | 0.06% | +26.1% |
| Q1 2018 | $438,000 | +30.0% | 8,471 | +9.0% | 0.05% | +35.3% |
| Q4 2017 | $337,000 | -3.2% | 7,774 | -2.0% | 0.03% | -12.8% |
| Q3 2017 | $348,000 | +37.0% | 7,936 | -15.2% | 0.04% | +30.0% |
| Q2 2017 | $254,000 | -34.4% | 9,360 | -45.1% | 0.03% | -36.2% |
| Q1 2017 | $387,000 | +4.9% | 17,063 | -0.8% | 0.05% | +2.2% |
| Q4 2016 | $369,000 | -2.9% | 17,206 | 0.0% | 0.05% | -2.1% |
| Q3 2016 | $380,000 | +21.0% | 17,206 | -2.2% | 0.05% | +17.5% |
| Q2 2016 | $314,000 | +1.0% | 17,593 | -2.1% | 0.04% | +2.6% |
| Q1 2016 | $311,000 | +0.6% | 17,968 | +23.5% | 0.04% | +14.7% |
| Q4 2015 | $309,000 | -34.4% | 14,549 | -41.7% | 0.03% | -45.2% |
| Q3 2015 | $471,000 | +74.4% | 24,944 | +111.9% | 0.06% | +100.0% |
| Q2 2015 | $270,000 | -16.7% | 11,771 | -2.2% | 0.03% | -13.9% |
| Q1 2015 | $324,000 | -15.0% | 12,038 | -8.4% | 0.04% | -12.2% |
| Q4 2014 | $381,000 | +11.1% | 13,146 | +2.8% | 0.04% | +7.9% |
| Q3 2014 | $343,000 | +22.9% | 12,794 | +1.3% | 0.04% | +22.6% |
| Q2 2014 | $279,000 | -20.1% | 12,631 | -1.4% | 0.03% | -20.5% |
| Q1 2014 | $349,000 | -13.4% | 12,807 | -1.8% | 0.04% | -13.3% |
| Q4 2013 | $403,000 | +11.9% | 13,044 | +2.7% | 0.04% | +2.3% |
| Q3 2013 | $360,000 | – | 12,696 | – | 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% |