QUIDEL CORP's ticker is and the CUSIP is 74838JAA9. A total of 28 filers reported holding QUIDEL CORP in Q4 2017. The put-call ratio across all filers is - and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $12,000 | +33.3% | 4,000 | 0.0% | 0.00% | – |
| Q4 2019 | $9,000 | +12.5% | 4,000 | 0.0% | 0.00% | – |
| Q3 2019 | $8,000 | 0.0% | 4,000 | 0.0% | 0.00% | – |
| Q2 2019 | $8,000 | 0.0% | 4,000 | 0.0% | 0.00% | – |
| Q1 2019 | $8,000 | +33.3% | 4,000 | 0.0% | 0.00% | – |
| Q4 2018 | $6,000 | -25.0% | 4,000 | 0.0% | 0.00% | – |
| Q3 2018 | $8,000 | -11.1% | 4,000 | 0.0% | 0.00% | – |
| Q2 2018 | $9,000 | -99.0% | 4,000 | -99.3% | 0.00% | – |
| Q3 2017 | $869,000 | +4245.0% | 574,000 | +2509.1% | 0.00% | – |
| Q1 2016 | $20,000 | -83.6% | 22,000 | -83.1% | 0.00% | – |
| Q3 2015 | $122,000 | -65.6% | 130,000 | -60.2% | 0.00% | – |
| Q1 2015 | $355,000 | -76.0% | 327,000 | -75.4% | 0.00% | -100.0% |
| Q4 2014 | $1,479,000 | – | 1,327,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|