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 | $2,768,000 | +1.8% | 24,614 | +22.2% | 0.06% | +5.7% |
| Q4 2021 | $2,720,000 | -23.1% | 20,147 | -19.6% | 0.05% | -41.1% |
| Q3 2021 | $3,537,000 | -1.4% | 25,058 | -10.5% | 0.09% | -21.1% |
| Q2 2021 | $3,588,000 | +53.9% | 28,007 | +53.6% | 0.11% | +31.0% |
| Q1 2021 | $2,332,000 | +40.5% | 18,228 | +97.3% | 0.09% | +13.0% |
| Q4 2020 | $1,660,000 | +45.9% | 9,241 | +78.2% | 0.08% | +20.3% |
| Q3 2020 | $1,138,000 | +149.0% | 5,186 | +154.0% | 0.06% | -15.8% |
| Q2 2020 | $457,000 | +191.1% | 2,042 | +26.8% | 0.08% | -10.6% |
| Q1 2020 | $157,000 | +86.9% | 1,610 | +43.6% | 0.08% | +372.2% |
| Q4 2019 | $84,000 | – | 1,121 | – | 0.02% | – |
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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% |