QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 400 filers reported holding QUIDEL CORP in Q3 2020. The put-call ratio across all filers is 0.70 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $8,313,000 | -20.6% | 73,920 | -4.7% | 0.01% | -14.3% |
| Q4 2021 | $10,466,000 | -11.1% | 77,529 | -7.1% | 0.01% | -22.2% |
| Q3 2021 | $11,775,000 | +7.5% | 83,425 | -2.4% | 0.01% | +12.5% |
| Q2 2021 | $10,953,000 | -8.1% | 85,490 | -8.3% | 0.01% | -11.1% |
| Q1 2021 | $11,921,000 | -26.7% | 93,187 | +2.9% | 0.01% | -30.8% |
| Q4 2020 | $16,271,000 | -13.3% | 90,569 | +5.9% | 0.01% | -23.5% |
| Q3 2020 | $18,758,000 | +0.3% | 85,505 | +2.3% | 0.02% | -5.6% |
| Q2 2020 | $18,704,000 | +138.6% | 83,596 | +4.3% | 0.02% | +100.0% |
| Q1 2020 | $7,839,000 | +25.3% | 80,149 | -3.8% | 0.01% | +50.0% |
| Q4 2019 | $6,254,000 | +21.6% | 83,349 | -0.6% | 0.01% | +20.0% |
| Q3 2019 | $5,142,000 | +69.7% | 83,819 | +64.1% | 0.01% | +25.0% |
| Q2 2019 | $3,030,000 | -19.1% | 51,076 | -10.7% | 0.00% | -20.0% |
| Q1 2019 | $3,745,000 | +27.0% | 57,199 | -5.3% | 0.01% | +25.0% |
| Q4 2018 | $2,948,000 | -30.3% | 60,376 | -7.0% | 0.00% | -20.0% |
| Q3 2018 | $4,229,000 | +12.4% | 64,899 | +14.7% | 0.01% | 0.0% |
| Q2 2018 | $3,764,000 | +6.2% | 56,597 | -17.3% | 0.01% | 0.0% |
| Q1 2018 | $3,545,000 | +36.8% | 68,422 | +14.4% | 0.01% | +25.0% |
| Q4 2017 | $2,592,000 | +1.7% | 59,799 | +2.9% | 0.00% | 0.0% |
| Q3 2017 | $2,548,000 | +67.6% | 58,103 | +3.8% | 0.00% | +100.0% |
| Q2 2017 | $1,520,000 | +19.9% | 56,000 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $1,268,000 | -2.8% | 56,000 | -8.0% | 0.00% | 0.0% |
| Q4 2016 | $1,304,000 | -7.6% | 60,900 | -4.7% | 0.00% | 0.0% |
| Q3 2016 | $1,412,000 | +15.9% | 63,900 | -6.3% | 0.00% | 0.0% |
| Q2 2016 | $1,218,000 | +0.4% | 68,200 | -3.0% | 0.00% | 0.0% |
| Q1 2016 | $1,213,000 | -20.7% | 70,300 | -2.5% | 0.00% | 0.0% |
| Q4 2015 | $1,529,000 | +12.3% | 72,100 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $1,361,000 | -20.5% | 72,100 | -3.4% | 0.00% | -33.3% |
| Q2 2015 | $1,712,000 | -13.0% | 74,600 | -5.3% | 0.00% | 0.0% |
| Q1 2015 | $1,967,000 | 0.0% | 78,800 | 0.0% | 0.00% | 0.0% |
| Q4 2014 | $1,967,000 | -7.1% | 78,800 | 0.0% | 0.00% | 0.0% |
| Q3 2014 | $2,117,000 | +24.7% | 78,800 | +2.6% | 0.00% | +50.0% |
| Q2 2014 | $1,698,000 | -16.1% | 76,800 | -3.9% | 0.00% | -33.3% |
| Q1 2014 | $2,023,000 | -1.9% | 79,900 | +4.0% | 0.00% | 0.0% |
| Q4 2013 | $2,062,000 | -4.2% | 76,800 | +1.3% | 0.00% | -25.0% |
| Q3 2013 | $2,153,000 | +27.2% | 75,811 | +14.3% | 0.00% | +33.3% |
| Q2 2013 | $1,693,000 | – | 66,311 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,759,421 | $316,080,000 | 39.61% |
| Birchview Capital, LP | 58,644 | $10,535,000 | 6.07% |
| Trellus Management Company, LLC | 39,810 | $7,152,000 | 5.90% |
| MANA Advisors LLC | 1,364 | $245,000 | 4.53% |
| Cannell & Co. | 493,107 | $88,587,000 | 2.94% |
| Brown Capital Management | 2,282,444 | $410,041,000 | 2.83% |
| Trellus Management Company, LLC | 15,000 | $2,695,000 | 2.22% |
| GAGNON SECURITIES LLC | 58,936 | $10,588,000 | 1.69% |
| PREMIER ASSET MANAGEMENT LLC | 40,470 | $7,270,000 | 1.49% |
| Millrace Asset Group, Inc. | 11,926 | $2,143,000 | 1.49% |