QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 352 filers reported holding QUIDEL CORP in Q1 2021. The put-call ratio across all filers is 1.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $1,006,000 | -21.3% | 8,945 | -5.6% | 0.06% | -25.3% |
| Q4 2021 | $1,279,000 | -4.3% | 9,475 | 0.0% | 0.08% | -24.5% |
| Q3 2021 | $1,337,000 | +10.1% | 9,475 | 0.0% | 0.11% | +5.8% |
| Q2 2021 | $1,214,000 | +0.2% | 9,475 | 0.0% | 0.10% | -10.3% |
| Q1 2021 | $1,212,000 | -28.8% | 9,475 | 0.0% | 0.12% | -36.6% |
| Q4 2020 | $1,702,000 | -18.2% | 9,475 | -0.1% | 0.18% | -28.2% |
| Q3 2020 | $2,080,000 | -1.9% | 9,481 | +0.1% | 0.26% | -10.8% |
| Q2 2020 | $2,120,000 | +128.7% | 9,475 | 0.0% | 0.29% | +107.2% |
| Q1 2020 | $927,000 | +17.3% | 9,475 | -10.0% | 0.14% | +4.5% |
| Q4 2019 | $790,000 | +21.0% | 10,525 | -1.2% | 0.13% | +11.9% |
| Q3 2019 | $653,000 | -1.4% | 10,650 | -4.6% | 0.12% | -5.6% |
| Q2 2019 | $662,000 | -11.0% | 11,165 | -1.8% | 0.12% | -23.8% |
| Q1 2019 | $744,000 | +24.2% | 11,365 | -7.3% | 0.16% | +5.8% |
| Q4 2018 | $599,000 | -25.7% | 12,265 | -0.9% | 0.16% | -29.9% |
| Q3 2018 | $806,000 | -2.4% | 12,375 | -0.4% | 0.22% | -12.6% |
| Q2 2018 | $826,000 | +26.3% | 12,425 | -1.6% | 0.25% | +18.8% |
| Q1 2018 | $654,000 | +2.2% | 12,629 | -14.5% | 0.21% | -2.7% |
| Q4 2017 | $640,000 | – | 14,775 | – | 0.22% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 855,068 | $115,426,000 | 16.40% |
| Divisadero Street Capital Management, LP | 63,619 | $8,588,000 | 7.17% |
| Birchview Capital, LP | 59,684 | $8,057,000 | 5.20% |
| Senvest Management, LLC | 1,274,098 | $171,990,000 | 4.84% |
| Pavadi Capital LLC | 31,571 | $4,262,000 | 3.23% |
| Brown Capital Management | 2,642,671 | $356,734,000 | 2.95% |
| Kent Lake Capital LLC | 40,000 | $5,400,000 | 2.80% |
| LGT CAPITAL PARTNERS LTD. | 666,060 | $89,911,000 | 2.39% |
| GAGNON SECURITIES LLC | 103,121 | $13,920,000 | 2.09% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 80,753 | $10,901,000 | 1.76% |