QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 390 filers reported holding QUIDEL CORP in Q4 2020. The put-call ratio across all filers is 1.38 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $362,820,000 | -18.6% | 3,226,212 | -2.3% | 0.01% | -9.1% |
| Q4 2021 | $445,736,000 | -3.2% | 3,301,994 | +1.2% | 0.01% | -15.4% |
| Q3 2021 | $460,693,000 | +7.0% | 3,263,857 | -2.9% | 0.01% | +8.3% |
| Q2 2021 | $430,578,000 | -5.9% | 3,360,746 | -6.1% | 0.01% | -7.7% |
| Q1 2021 | $457,773,000 | -27.4% | 3,578,316 | +1.9% | 0.01% | -35.0% |
| Q4 2020 | $630,733,000 | -15.7% | 3,510,895 | +2.9% | 0.02% | -28.6% |
| Q3 2020 | $748,495,000 | -4.8% | 3,411,877 | -2.9% | 0.03% | -9.7% |
| Q2 2020 | $786,533,000 | +206.5% | 3,515,386 | +34.0% | 0.03% | +138.5% |
| Q1 2020 | $256,620,000 | +32.3% | 2,623,648 | +1.5% | 0.01% | +85.7% |
| Q4 2019 | $193,947,000 | +24.3% | 2,584,922 | +1.7% | 0.01% | 0.0% |
| Q3 2019 | $155,981,000 | +6.8% | 2,542,482 | +3.3% | 0.01% | +16.7% |
| Q2 2019 | $146,023,000 | -2.5% | 2,461,579 | +7.6% | 0.01% | -14.3% |
| Q1 2019 | $149,809,000 | +33.2% | 2,288,226 | -0.7% | 0.01% | +16.7% |
| Q4 2018 | $112,504,000 | -24.7% | 2,304,494 | +0.6% | 0.01% | 0.0% |
| Q3 2018 | $149,348,000 | +2.6% | 2,291,654 | +4.7% | 0.01% | -14.3% |
| Q2 2018 | $145,564,000 | +56.8% | 2,188,930 | +22.2% | 0.01% | +75.0% |
| Q1 2018 | $92,842,000 | +19.6% | 1,791,941 | +0.1% | 0.00% | 0.0% |
| Q4 2017 | $77,611,000 | +0.9% | 1,790,347 | +2.1% | 0.00% | 0.0% |
| Q3 2017 | $76,935,000 | +61.3% | 1,754,111 | -0.2% | 0.00% | +33.3% |
| Q2 2017 | $47,697,000 | +21.3% | 1,757,452 | +1.2% | 0.00% | +50.0% |
| Q1 2017 | $39,308,000 | +72692.6% | 1,736,198 | +67879.6% | 0.00% | – |
| Q4 2016 | $54,000 | -1.8% | 2,554 | +2.7% | 0.00% | – |
| Q3 2016 | $55,000 | +31.0% | 2,487 | +7.3% | 0.00% | – |
| Q2 2016 | $42,000 | +10.5% | 2,317 | +4.3% | 0.00% | – |
| Q1 2016 | $38,000 | -15.6% | 2,222 | +5.0% | 0.00% | – |
| Q4 2015 | $45,000 | +200.0% | 2,116 | +159.3% | 0.00% | – |
| Q3 2015 | $15,000 | -21.1% | 816 | 0.0% | 0.00% | – |
| Q2 2015 | $19,000 | -13.6% | 816 | 0.0% | 0.00% | – |
| Q1 2015 | $22,000 | -8.3% | 816 | 0.0% | 0.00% | – |
| Q4 2014 | $24,000 | +9.1% | 816 | 0.0% | 0.00% | – |
| Q3 2014 | $22,000 | +22.2% | 816 | 0.0% | 0.00% | – |
| Q2 2014 | $18,000 | -25.0% | 816 | -7.9% | 0.00% | – |
| Q1 2014 | $24,000 | -11.1% | 886 | 0.0% | 0.00% | – |
| Q4 2013 | $27,000 | +3.8% | 886 | 0.0% | 0.00% | – |
| Q3 2013 | $26,000 | +18.2% | 886 | 0.0% | 0.00% | – |
| Q2 2013 | $22,000 | – | 886 | – | 0.00% | – |
Download | ||||||
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% |