QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 104 filers reported holding QUIDEL CORP in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $11,849,000 | -14.4% | 105,359 | +2.8% | 0.00% | 0.0% |
| Q4 2021 | $13,839,000 | -9.6% | 102,519 | -5.5% | 0.00% | -20.0% |
| Q3 2021 | $15,307,000 | +15.3% | 108,444 | +4.7% | 0.01% | +25.0% |
| Q2 2021 | $13,271,000 | -10.7% | 103,583 | -10.8% | 0.00% | -33.3% |
| Q1 2021 | $14,858,000 | -19.6% | 116,142 | +12.9% | 0.01% | -14.3% |
| Q4 2020 | $18,473,000 | -17.4% | 102,829 | +0.9% | 0.01% | -30.0% |
| Q3 2020 | $22,367,000 | +0.1% | 101,958 | +2.1% | 0.01% | -9.1% |
| Q2 2020 | $22,346,000 | +747.1% | 99,873 | +264.0% | 0.01% | +450.0% |
| Q1 2020 | $2,638,000 | +44.5% | 27,434 | +12.8% | 0.00% | +100.0% |
| Q4 2019 | $1,825,000 | +29.8% | 24,328 | +6.0% | 0.00% | 0.0% |
| Q3 2019 | $1,406,000 | +60.9% | 22,944 | +55.7% | 0.00% | – |
| Q2 2019 | $874,000 | -4.5% | 14,740 | +5.5% | 0.00% | -100.0% |
| Q1 2019 | $915,000 | +36.6% | 13,968 | +1.9% | 0.00% | 0.0% |
| Q4 2018 | $670,000 | -19.9% | 13,708 | +6.9% | 0.00% | 0.0% |
| Q3 2018 | $836,000 | +19.8% | 12,825 | +22.2% | 0.00% | 0.0% |
| Q2 2018 | $698,000 | +26.2% | 10,497 | -1.8% | 0.00% | – |
| Q1 2018 | $553,000 | -14.5% | 10,687 | -28.3% | 0.00% | – |
| Q4 2017 | $647,000 | +31.5% | 14,896 | +33.0% | 0.00% | – |
| Q3 2017 | $492,000 | +149.7% | 11,204 | +55.4% | 0.00% | – |
| Q2 2017 | $197,000 | +25.5% | 7,209 | +4.0% | 0.00% | – |
| Q1 2017 | $157,000 | +11.3% | 6,931 | +4.6% | 0.00% | – |
| Q4 2016 | $141,000 | +98.6% | 6,625 | +100.6% | 0.00% | – |
| Q3 2016 | $71,000 | -21.1% | 3,303 | -36.9% | 0.00% | – |
| Q2 2016 | $90,000 | 0.0% | 5,234 | 0.0% | 0.00% | – |
| Q1 2016 | $90,000 | +4.7% | 5,234 | +28.3% | 0.00% | – |
| Q4 2015 | $86,000 | +11.7% | 4,078 | 0.0% | 0.00% | – |
| Q3 2015 | $77,000 | -18.1% | 4,078 | 0.0% | 0.00% | – |
| Q2 2015 | $94,000 | -15.3% | 4,078 | 0.0% | 0.00% | – |
| Q1 2015 | $111,000 | -5.1% | 4,078 | 0.0% | 0.00% | – |
| Q4 2014 | $117,000 | +7.3% | 4,078 | 0.0% | 0.00% | – |
| Q3 2014 | $109,000 | – | 4,078 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,090,309 | $139,483,000 | 20.89% |
| Birchview Capital, LP | 58,644 | $7,502,000 | 4.45% |
| Brown Capital Management | 2,266,241 | $289,920,000 | 2.16% |
| RTW INVESTMENTS, LP | 878,533 | $112,391,000 | 1.76% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 51,610 | $6,602,000 | 1.33% |
| AMERICAN CAPITAL MANAGEMENT INC | 316,217 | $40,454,000 | 1.22% |
| Senvest Management, LLC | 278,037 | $35,569,000 | 1.12% |
| Cannell & Co. | 274,444 | $35,110,000 | 1.10% |
| Fairpointe Capital LLC | 5,637 | $721,000 | 1.09% |
| First Light Asset Management, LLC | 110,170 | $14,094,000 | 0.93% |