QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 400 filers reported holding QUIDEL CORP in Q3 2020. The put-call ratio across all filers is 0.70 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $1,967,000 | -20.0% | 14,570 | -16.3% | 0.00% | -33.3% |
| Q3 2021 | $2,458,000 | +12.8% | 17,415 | +2.4% | 0.00% | 0.0% |
| Q2 2021 | $2,179,000 | -20.7% | 17,006 | -20.9% | 0.00% | -25.0% |
| Q1 2021 | $2,749,000 | +25.1% | 21,487 | +75.6% | 0.00% | 0.0% |
| Q4 2020 | $2,198,000 | -21.9% | 12,233 | -4.6% | 0.00% | -55.6% |
| Q3 2020 | $2,814,000 | -31.2% | 12,828 | -29.9% | 0.01% | -52.6% |
| Q2 2020 | $4,092,000 | +907.9% | 18,289 | +340.8% | 0.02% | +533.3% |
| Q1 2020 | $406,000 | -17.6% | 4,149 | -36.9% | 0.00% | 0.0% |
| Q4 2019 | $493,000 | +0.4% | 6,573 | -17.8% | 0.00% | -25.0% |
| Q3 2019 | $491,000 | +396.0% | 8,000 | +294.3% | 0.00% | +300.0% |
| Q4 2018 | $99,000 | -83.8% | 2,029 | -78.3% | 0.00% | -80.0% |
| Q3 2018 | $610,000 | +252.6% | 9,360 | +134.0% | 0.01% | +400.0% |
| Q4 2017 | $173,000 | +1341.7% | 4,000 | +590.8% | 0.00% | – |
| Q4 2015 | $12,000 | +9.1% | 579 | 0.0% | 0.00% | – |
| Q3 2015 | $11,000 | -15.4% | 579 | -3.5% | 0.00% | – |
| Q2 2014 | $13,000 | -79.4% | 600 | -73.9% | 0.00% | -100.0% |
| Q1 2014 | $63,000 | – | 2,300 | – | 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% |