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 | $11,000 | -15.4% | 100 | 0.0% | 0.00% | -25.0% |
| Q4 2021 | $13,000 | -13.3% | 100 | 0.0% | 0.00% | -20.0% |
| Q3 2021 | $15,000 | +15.4% | 100 | 0.0% | 0.01% | 0.0% |
| Q2 2021 | $13,000 | 0.0% | 100 | 0.0% | 0.01% | 0.0% |
| Q1 2021 | $13,000 | -50.0% | 100 | -28.6% | 0.01% | -54.5% |
| Q4 2020 | $26,000 | -16.1% | 140 | 0.0% | 0.01% | -21.4% |
| Q3 2020 | $31,000 | -26.2% | 140 | -23.9% | 0.01% | -30.0% |
| Q2 2020 | $42,000 | +133.3% | 184 | 0.0% | 0.02% | +66.7% |
| Q1 2020 | $18,000 | +28.6% | 184 | 0.0% | 0.01% | +33.3% |
| Q4 2019 | $14,000 | – | 184 | – | 0.01% | – |
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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% |