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 | $124,460,000 | -10.9% | 1,106,702 | +7.0% | 0.01% | -14.3% |
| Q4 2021 | $139,633,000 | -1.4% | 1,034,394 | +3.1% | 0.01% | 0.0% |
| Q3 2021 | $141,584,000 | +6.2% | 1,003,072 | -3.6% | 0.01% | 0.0% |
| Q2 2021 | $133,292,000 | +9.5% | 1,040,370 | +9.3% | 0.01% | 0.0% |
| Q1 2021 | $121,755,000 | -26.7% | 951,733 | +2.9% | 0.01% | -30.0% |
| Q4 2020 | $166,130,000 | -16.5% | 924,744 | +2.0% | 0.01% | -28.6% |
| Q3 2020 | $198,895,000 | -6.6% | 906,625 | -4.7% | 0.01% | -6.7% |
| Q2 2020 | $212,895,000 | +150.8% | 951,527 | +9.7% | 0.02% | +114.3% |
| Q1 2020 | $84,875,000 | +30.0% | 867,756 | -0.3% | 0.01% | +75.0% |
| Q4 2019 | $65,273,000 | +22.5% | 869,963 | +0.1% | 0.00% | 0.0% |
| Q3 2019 | $53,298,000 | -0.7% | 868,757 | -4.0% | 0.00% | 0.0% |
| Q2 2019 | $53,684,000 | -4.8% | 904,996 | +5.1% | 0.00% | 0.0% |
| Q1 2019 | $56,363,000 | +41.7% | 860,895 | +5.6% | 0.00% | 0.0% |
| Q4 2018 | $39,787,000 | -26.1% | 814,964 | -1.3% | 0.00% | 0.0% |
| Q3 2018 | $53,836,000 | +11.4% | 826,076 | +13.6% | 0.00% | 0.0% |
| Q2 2018 | $48,339,000 | +46.5% | 726,889 | +14.2% | 0.00% | +33.3% |
| Q1 2018 | $32,994,000 | +18.3% | 636,763 | -1.0% | 0.00% | +50.0% |
| Q4 2017 | $27,886,000 | +8.1% | 643,184 | +9.4% | 0.00% | 0.0% |
| Q3 2017 | $25,789,000 | +63.0% | 588,026 | +0.9% | 0.00% | +100.0% |
| Q2 2017 | $15,819,000 | +30.2% | 582,785 | +8.6% | 0.00% | 0.0% |
| Q1 2017 | $12,149,000 | +9.3% | 536,689 | +3.4% | 0.00% | 0.0% |
| Q4 2016 | $11,117,000 | +1.5% | 519,030 | +4.7% | 0.00% | 0.0% |
| Q3 2016 | $10,956,000 | +30.5% | 495,898 | +5.5% | 0.00% | 0.0% |
| Q2 2016 | $8,395,000 | -1.7% | 469,841 | -5.0% | 0.00% | 0.0% |
| Q1 2016 | $8,540,000 | -18.4% | 494,646 | +0.1% | 0.00% | 0.0% |
| Q4 2015 | $10,471,000 | +11.8% | 494,163 | -0.3% | 0.00% | 0.0% |
| Q3 2015 | $9,364,000 | -17.2% | 495,757 | +0.6% | 0.00% | 0.0% |
| Q2 2015 | $11,309,000 | -16.6% | 492,857 | -1.9% | 0.00% | 0.0% |
| Q1 2015 | $13,552,000 | -2.7% | 502,449 | +4.3% | 0.00% | 0.0% |
| Q4 2014 | $13,932,000 | +8.2% | 481,845 | +0.6% | 0.00% | 0.0% |
| Q3 2014 | $12,878,000 | +18.0% | 479,173 | -2.9% | 0.00% | 0.0% |
| Q2 2014 | $10,911,000 | -22.1% | 493,648 | -3.8% | 0.00% | -50.0% |
| Q1 2014 | $14,011,000 | -43.3% | 513,198 | -48.5% | 0.00% | 0.0% |
| Q4 2013 | $24,694,000 | +73.5% | 995,993 | +98.8% | 0.00% | 0.0% |
| Q3 2013 | $14,231,000 | +10.2% | 501,077 | -0.9% | 0.00% | 0.0% |
| Q2 2013 | $12,915,000 | – | 505,849 | – | 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% |