QUIDEL CORP's ticker is and the CUSIP is 74838JAA9. A total of 9 filers reported holding QUIDEL CORP in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $6,000 | 0.0% | 1,000 | 0.0% | 0.00% | – |
| Q2 2020 | $6,000 | +100.0% | 1,000 | 0.0% | 0.00% | – |
| Q1 2020 | $3,000 | +50.0% | 1,000 | 0.0% | 0.00% | – |
| Q4 2019 | $2,000 | 0.0% | 1,000 | 0.0% | 0.00% | – |
| Q3 2019 | $2,000 | 0.0% | 1,000 | 0.0% | 0.00% | – |
| Q2 2019 | $2,000 | 0.0% | 1,000 | 0.0% | 0.00% | – |
| Q1 2019 | $2,000 | 0.0% | 1,000 | 0.0% | 0.00% | – |
| Q4 2018 | $2,000 | 0.0% | 1,000 | 0.0% | 0.00% | – |
| Q3 2018 | $2,000 | 0.0% | 1,000 | 0.0% | 0.00% | – |
| Q2 2018 | $2,000 | 0.0% | 1,000 | 0.0% | 0.00% | – |
| Q1 2018 | $2,000 | -98.5% | 1,000 | -99.3% | 0.00% | – |
| Q1 2016 | $135,000 | -44.4% | 153,000 | -39.5% | 0.00% | – |
| Q4 2015 | $243,000 | +242.3% | 253,000 | +224.4% | 0.00% | – |
| Q3 2015 | $71,000 | +86.8% | 78,000 | +105.3% | 0.00% | – |
| Q2 2015 | $38,000 | -98.3% | 38,000 | -98.2% | 0.00% | – |
| Q1 2015 | $2,240,000 | +0.1% | 2,056,000 | +2.8% | 0.00% | -100.0% |
| Q4 2014 | $2,237,000 | – | 2,000,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|