QUIDEL CORP's ticker is and the CUSIP is 74838J951.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $4,285,000 | +26.0% | 38,100 | +51.2% | 0.00% | +33.3% |
| Q4 2021 | $3,402,000 | +25.5% | 25,200 | +31.2% | 0.00% | 0.0% |
| Q3 2021 | $2,710,000 | -31.5% | 19,200 | -37.9% | 0.00% | -40.0% |
| Q2 2021 | $3,959,000 | -24.3% | 30,900 | -24.4% | 0.01% | -37.5% |
| Q1 2021 | $5,232,000 | -28.6% | 40,900 | +0.2% | 0.01% | -38.5% |
| Q4 2020 | $7,330,000 | +227.5% | 40,800 | +300.0% | 0.01% | +85.7% |
| Q3 2020 | $2,238,000 | -17.3% | 10,200 | -15.7% | 0.01% | -41.7% |
| Q2 2020 | $2,707,000 | +66.7% | 12,100 | -27.1% | 0.01% | -7.7% |
| Q1 2020 | $1,624,000 | +4173.7% | 16,600 | +3220.0% | 0.01% | – |
| Q4 2019 | $38,000 | -63.1% | 500 | -76.2% | 0.00% | -100.0% |
| Q4 2018 | $103,000 | -67.7% | 2,100 | -57.1% | 0.00% | -66.7% |
| Q3 2018 | $319,000 | -26.5% | 4,900 | -51.0% | 0.00% | 0.0% |
| Q4 2017 | $434,000 | +135.9% | 10,000 | +138.1% | 0.00% | +50.0% |
| Q3 2017 | $184,000 | +557.1% | 4,200 | +223.1% | 0.00% | – |
| Q4 2015 | $28,000 | +12.0% | 1,300 | 0.0% | 0.00% | – |
| Q3 2015 | $25,000 | -37.5% | 1,300 | -27.8% | 0.00% | -100.0% |
| Q2 2014 | $40,000 | -47.4% | 1,800 | -35.7% | 0.00% | 0.0% |
| Q1 2014 | $76,000 | – | 2,800 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 40,800 | $7,330,000 | 0.01% |
| SIMPLEX TRADING, LLC | 306 | $5,497,000 | 0.01% |
| IMC-Chicago, LLC | 14,600 | $2,623,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |