QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 103 filers reported holding QUIDEL CORP in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $6,093,000 | +73.7% | 54,180 | +108.6% | 0.05% | +54.5% |
| Q4 2021 | $3,507,000 | +505.7% | 25,979 | +533.6% | 0.03% | +371.4% |
| Q3 2021 | $579,000 | -48.7% | 4,100 | -53.4% | 0.01% | -46.2% |
| Q2 2021 | $1,128,000 | -76.3% | 8,806 | -76.3% | 0.01% | -78.7% |
| Q1 2021 | $4,759,000 | +2043.7% | 37,202 | +2912.3% | 0.06% | +1933.3% |
| Q4 2020 | $222,000 | -56.8% | 1,235 | -47.3% | 0.00% | -62.5% |
| Q3 2020 | $514,000 | -93.1% | 2,344 | -93.0% | 0.01% | -93.8% |
| Q2 2020 | $7,466,000 | +3438.4% | 33,368 | +872.3% | 0.13% | +3125.0% |
| Q3 2019 | $211,000 | -62.7% | 3,432 | -60.3% | 0.00% | -77.8% |
| Q1 2019 | $566,000 | +227.2% | 8,641 | +232.3% | 0.02% | +100.0% |
| Q2 2018 | $173,000 | +50.4% | 2,600 | +17.1% | 0.01% | +28.6% |
| Q1 2018 | $115,000 | -58.2% | 2,221 | -64.9% | 0.01% | -53.3% |
| Q4 2017 | $275,000 | +9066.7% | 6,336 | +4269.7% | 0.02% | – |
| Q1 2017 | $3,000 | -95.9% | 145 | -94.3% | 0.00% | -100.0% |
| Q4 2014 | $73,000 | – | 2,541 | – | 0.00% | – |
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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% |