QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 362 filers reported holding QUIDEL CORP in Q4 2021. The put-call ratio across all filers is 0.93 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $5,000 | -80.0% | 42 | -75.9% | 0.00% | – |
| Q3 2021 | $25,000 | +150.0% | 174 | +114.8% | 0.00% | – |
| Q2 2021 | $10,000 | 0.0% | 81 | 0.0% | 0.00% | – |
| Q1 2021 | $10,000 | -99.7% | 81 | -99.6% | 0.00% | -100.0% |
| Q4 2020 | $3,433,000 | -58.2% | 19,112 | -48.9% | 0.01% | -58.3% |
| Q3 2020 | $8,207,000 | -89.9% | 37,409 | -89.7% | 0.01% | -90.8% |
| Q2 2020 | $81,145,000 | +58.3% | 362,678 | -30.8% | 0.13% | +22.6% |
| Q1 2020 | $51,275,000 | +36.9% | 524,235 | +5.1% | 0.11% | +65.6% |
| Q4 2019 | $37,441,000 | +20.5% | 499,017 | -1.5% | 0.06% | +6.7% |
| Q3 2019 | $31,080,000 | +223.7% | 506,605 | +213.0% | 0.06% | +233.3% |
| Q2 2019 | $9,602,000 | -10.9% | 161,873 | -1.7% | 0.02% | -14.3% |
| Q1 2019 | $10,778,000 | +9.7% | 164,624 | -18.2% | 0.02% | -8.7% |
| Q4 2018 | $9,827,000 | -25.4% | 201,290 | -0.5% | 0.02% | -11.5% |
| Q3 2018 | $13,178,000 | -14.2% | 202,203 | -12.4% | 0.03% | -16.1% |
| Q2 2018 | $15,353,000 | +12.3% | 230,869 | -12.5% | 0.03% | +6.9% |
| Q1 2018 | $13,668,000 | +20.7% | 263,801 | +1.0% | 0.03% | +20.8% |
| Q4 2017 | $11,327,000 | +4.5% | 261,282 | -54.5% | 0.02% | -25.0% |
| Q3 2015 | $10,837,000 | -28.6% | 574,027 | -13.3% | 0.03% | -22.0% |
| Q2 2015 | $15,187,000 | -11.8% | 661,730 | +3.7% | 0.04% | -14.6% |
| Q1 2015 | $17,216,000 | -4.9% | 638,096 | +1.9% | 0.05% | -4.0% |
| Q4 2014 | $18,104,000 | +2.4% | 625,979 | -4.8% | 0.05% | -3.8% |
| Q3 2014 | $17,673,000 | +18.4% | 657,725 | -2.6% | 0.05% | +23.8% |
| Q2 2014 | $14,927,000 | -21.9% | 675,123 | -3.5% | 0.04% | -22.2% |
| Q1 2014 | $19,109,000 | -12.0% | 699,949 | -0.5% | 0.05% | -16.9% |
| Q4 2013 | $21,724,000 | +21.4% | 703,282 | +11.6% | 0.06% | +12.1% |
| Q3 2013 | $17,899,000 | – | 630,253 | – | 0.06% | – |
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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% |