QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 172 filers reported holding QUIDEL CORP in Q3 2018. The put-call ratio across all filers is 0.39 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $10,863,000 | -19.2% | 96,593 | -3.0% | 0.01% | -12.5% |
| Q4 2021 | $13,444,000 | -1.6% | 99,590 | +2.9% | 0.02% | -11.1% |
| Q3 2021 | $13,660,000 | +2.5% | 96,776 | -7.0% | 0.02% | +5.9% |
| Q2 2021 | $13,327,000 | +1.0% | 104,021 | +0.9% | 0.02% | -5.6% |
| Q1 2021 | $13,193,000 | -29.1% | 103,127 | -0.4% | 0.02% | -30.8% |
| Q4 2020 | $18,599,000 | -20.4% | 103,529 | -2.8% | 0.03% | -29.7% |
| Q3 2020 | $23,358,000 | -5.0% | 106,475 | -3.1% | 0.04% | -9.8% |
| Q2 2020 | $24,586,000 | +381.4% | 109,887 | +110.5% | 0.04% | +272.7% |
| Q1 2020 | $5,107,000 | +31.2% | 52,213 | +0.6% | 0.01% | +57.1% |
| Q4 2019 | $3,893,000 | +25.5% | 51,885 | +2.7% | 0.01% | +16.7% |
| Q3 2019 | $3,101,000 | +6.2% | 50,538 | +2.7% | 0.01% | +20.0% |
| Q2 2019 | $2,920,000 | -4.2% | 49,217 | +5.7% | 0.01% | -16.7% |
| Q1 2019 | $3,047,000 | +32.9% | 46,542 | -0.9% | 0.01% | +20.0% |
| Q4 2018 | $2,293,000 | +7.4% | 46,962 | +43.3% | 0.01% | +25.0% |
| Q3 2018 | $2,136,000 | -3.7% | 32,778 | -1.7% | 0.00% | 0.0% |
| Q2 2018 | $2,217,000 | +49.7% | 33,335 | +16.6% | 0.00% | +33.3% |
| Q1 2018 | $1,481,000 | +20.0% | 28,581 | +0.4% | 0.00% | 0.0% |
| Q4 2017 | $1,234,000 | -16.1% | 28,471 | -15.0% | 0.00% | 0.0% |
| Q3 2017 | $1,470,000 | +63.7% | 33,511 | +1.3% | 0.00% | +50.0% |
| Q2 2017 | $898,000 | +17.2% | 33,076 | -2.2% | 0.00% | 0.0% |
| Q1 2017 | $766,000 | +9.7% | 33,836 | +3.9% | 0.00% | 0.0% |
| Q4 2016 | $698,000 | -2.1% | 32,568 | +0.9% | 0.00% | 0.0% |
| Q3 2016 | $713,000 | +22.7% | 32,267 | -0.8% | 0.00% | 0.0% |
| Q2 2016 | $581,000 | -17.2% | 32,542 | -20.0% | 0.00% | 0.0% |
| Q1 2016 | $702,000 | -11.8% | 40,696 | +8.3% | 0.00% | -33.3% |
| Q4 2015 | $796,000 | +8.9% | 37,561 | -3.0% | 0.00% | +50.0% |
| Q3 2015 | $731,000 | -15.3% | 38,731 | +3.0% | 0.00% | -33.3% |
| Q2 2015 | $863,000 | -4.5% | 37,604 | +12.3% | 0.00% | 0.0% |
| Q1 2015 | $904,000 | +6.4% | 33,499 | +13.9% | 0.00% | +50.0% |
| Q4 2014 | $850,000 | +7.5% | 29,399 | -0.2% | 0.00% | 0.0% |
| Q3 2014 | $791,000 | +21.9% | 29,449 | +0.3% | 0.00% | 0.0% |
| Q2 2014 | $649,000 | -21.5% | 29,374 | -3.0% | 0.00% | 0.0% |
| Q1 2014 | $827,000 | -15.4% | 30,286 | -4.3% | 0.00% | -33.3% |
| Q4 2013 | $978,000 | +8.4% | 31,646 | -0.3% | 0.00% | 0.0% |
| Q3 2013 | $902,000 | +10.4% | 31,746 | -0.8% | 0.00% | 0.0% |
| Q2 2013 | $817,000 | – | 31,991 | – | 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% |