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 2019 | $9,212,000 | -43.8% | 4,500,000 | -59.7% | 0.00% | -50.0% |
| Q4 2018 | $16,404,000 | -20.5% | 11,159,000 | +9.8% | 0.00% | 0.0% |
| Q3 2018 | $20,627,000 | +859.4% | 10,161,000 | +916.1% | 0.00% | – |
| Q2 2018 | $2,150,000 | +295.2% | 1,000,000 | +212.5% | 0.00% | – |
| Q1 2018 | $544,000 | -50.0% | 320,000 | -56.4% | 0.00% | – |
| Q3 2017 | $1,088,000 | -22.2% | 734,000 | -41.6% | 0.00% | – |
| Q2 2017 | $1,399,000 | +9892.9% | 1,256,000 | +8871.4% | 0.00% | – |
| Q1 2017 | $14,000 | -99.3% | 14,000 | -99.4% | 0.00% | -100.0% |
| Q1 2016 | $2,039,000 | -29.6% | 2,263,000 | -22.9% | 0.00% | 0.0% |
| Q4 2015 | $2,896,000 | +66.0% | 2,937,000 | +56.1% | 0.00% | – |
| Q3 2015 | $1,745,000 | +3192.5% | 1,881,000 | +3449.1% | 0.00% | – |
| Q2 2015 | $53,000 | -83.4% | 53,000 | -82.0% | 0.00% | – |
| Q1 2015 | $319,000 | -90.8% | 294,000 | -90.5% | 0.00% | -100.0% |
| Q4 2014 | $3,451,000 | – | 3,097,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|