QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 168 filers reported holding QUIDEL CORP in Q4 2019. The put-call ratio across all filers is 0.05 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $12,659,000 | -9.1% | 112,564 | +9.2% | 2.06% | -1.1% |
| Q4 2021 | $13,920,000 | -2.0% | 103,121 | +2.5% | 2.09% | -1.0% |
| Q3 2021 | $14,203,000 | +50.3% | 100,625 | +36.4% | 2.11% | +57.2% |
| Q2 2021 | $9,449,000 | +349.7% | 73,753 | +349.2% | 1.34% | +319.4% |
| Q1 2021 | $2,101,000 | -80.2% | 16,420 | -72.1% | 0.32% | -81.0% |
| Q4 2020 | $10,588,000 | -16.4% | 58,936 | +2.1% | 1.69% | -37.6% |
| Q3 2020 | $12,664,000 | -6.1% | 57,725 | -4.2% | 2.70% | -17.3% |
| Q2 2020 | $13,480,000 | +103.9% | 60,247 | -10.9% | 3.26% | +45.3% |
| Q1 2020 | $6,611,000 | -36.2% | 67,586 | -51.1% | 2.25% | -1.0% |
| Q4 2019 | $10,366,000 | +20.5% | 138,155 | -1.4% | 2.27% | +11.5% |
| Q3 2019 | $8,599,000 | +3.3% | 140,169 | -0.1% | 2.04% | +13.4% |
| Q2 2019 | $8,326,000 | +9.0% | 140,362 | +20.3% | 1.80% | +7.8% |
| Q1 2019 | $7,636,000 | +30.3% | 116,639 | -2.8% | 1.66% | +6.9% |
| Q4 2018 | $5,860,000 | +204.1% | 120,035 | +305.9% | 1.56% | +251.7% |
| Q3 2018 | $1,927,000 | -4.3% | 29,569 | -2.4% | 0.44% | -23.8% |
| Q2 2018 | $2,014,000 | +29.4% | 30,283 | +0.8% | 0.58% | +4.9% |
| Q1 2018 | $1,556,000 | +29.7% | 30,040 | +8.5% | 0.55% | +30.0% |
| Q4 2017 | $1,200,000 | – | 27,687 | – | 0.43% | – |
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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% |