QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 148 filers reported holding QUIDEL CORP in Q1 2018. The put-call ratio across all filers is 0.26 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $410,000 | -15.5% | 3,639 | +1.3% | 0.00% | – |
| Q4 2021 | $485,000 | +8.0% | 3,591 | +13.1% | 0.00% | – |
| Q3 2021 | $449,000 | +9.2% | 3,176 | -0.8% | 0.00% | – |
| Q2 2021 | $411,000 | +24.5% | 3,203 | +23.9% | 0.00% | – |
| Q1 2021 | $330,000 | -37.9% | 2,585 | -12.4% | 0.00% | -100.0% |
| Q4 2020 | $531,000 | -22.0% | 2,952 | -4.9% | 0.00% | 0.0% |
| Q3 2020 | $681,000 | -24.8% | 3,103 | -23.4% | 0.00% | 0.0% |
| Q2 2020 | $906,000 | +192.3% | 4,052 | +28.0% | 0.00% | – |
| Q1 2020 | $310,000 | +675.0% | 3,166 | +498.5% | 0.00% | – |
| Q4 2019 | $40,000 | +25.0% | 529 | 0.0% | 0.00% | – |
| Q3 2019 | $32,000 | -97.8% | 529 | -97.8% | 0.00% | -100.0% |
| Q2 2019 | $1,449,000 | +4161.8% | 24,432 | +4544.9% | 0.00% | – |
| Q1 2019 | $34,000 | +30.8% | 526 | 0.0% | 0.00% | – |
| Q4 2018 | $26,000 | -23.5% | 526 | 0.0% | 0.00% | – |
| Q3 2018 | $34,000 | -2.9% | 526 | 0.0% | 0.00% | – |
| Q2 2018 | $35,000 | +29.6% | 526 | 0.0% | 0.00% | – |
| Q1 2018 | $27,000 | +17.4% | 526 | 0.0% | 0.00% | – |
| Q4 2017 | $23,000 | 0.0% | 526 | 0.0% | 0.00% | – |
| Q3 2017 | $23,000 | +109.1% | 526 | +31.5% | 0.00% | – |
| Q2 2017 | $11,000 | +22.2% | 400 | 0.0% | 0.00% | – |
| Q1 2017 | $9,000 | 0.0% | 400 | 0.0% | 0.00% | – |
| Q4 2016 | $9,000 | 0.0% | 400 | 0.0% | 0.00% | – |
| Q3 2016 | $9,000 | -18.2% | 400 | -33.4% | 0.00% | – |
| Q2 2016 | $11,000 | 0.0% | 601 | -1.2% | 0.00% | – |
| Q1 2016 | $11,000 | -8.3% | 608 | +5.6% | 0.00% | – |
| Q4 2015 | $12,000 | 0.0% | 576 | -9.9% | 0.00% | – |
| Q3 2015 | $12,000 | -14.3% | 639 | +6.5% | 0.00% | – |
| Q2 2015 | $14,000 | -96.2% | 600 | -95.6% | 0.00% | – |
| Q1 2015 | $369,000 | +70.8% | 13,680 | +82.9% | 0.00% | – |
| Q4 2014 | $216,000 | +1250.0% | 7,478 | +1138.1% | 0.00% | – |
| Q3 2014 | $16,000 | +14.3% | 604 | -1.9% | 0.00% | – |
| Q2 2014 | $14,000 | -85.6% | 616 | -82.6% | 0.00% | – |
| Q1 2014 | $97,000 | -53.4% | 3,536 | -47.5% | 0.00% | – |
| Q4 2013 | $208,000 | +1.5% | 6,740 | -6.9% | 0.00% | – |
| Q3 2013 | $205,000 | -6.8% | 7,240 | -16.0% | 0.00% | – |
| Q2 2013 | $220,000 | – | 8,620 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 3,256,957 | $88,914,926,000 | 10.16% |
| Wood Investment Counsel LLC | 749,669 | $20,466,000 | 3.32% |
| First Light Asset Management, LLC | 159,662 | $4,359,000 | 3.09% |
| Brown Capital Management | 3,521,596 | $96,140,000 | 1.58% |
| 1492 Capital Management LLC | 115,996 | $3,167,000 | 1.57% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 320,160 | $8,740,000 | 1.43% |
| WALL STREET ASSOCIATES | 631,100 | $17,229,000 | 1.41% |
| RK Capital | 228,504 | $6,238,000 | 1.26% |
| ArrowMark Colorado Holdings LLC | 705,254 | $19,253,000 | 0.63% |
| Trellus Management Company, LLC | 21,836 | $596,000 | 0.53% |