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 | $1,133,000 | +7.3% | 10,074 | +28.7% | 0.00% | 0.0% |
| Q4 2021 | $1,056,000 | +64.0% | 7,828 | +71.7% | 0.00% | +100.0% |
| Q3 2021 | $644,000 | +17.1% | 4,559 | +6.1% | 0.00% | 0.0% |
| Q2 2021 | $550,000 | +35.1% | 4,295 | +34.6% | 0.00% | 0.0% |
| Q1 2021 | $407,000 | -47.7% | 3,191 | -26.3% | 0.00% | 0.0% |
| Q4 2020 | $778,000 | -80.6% | 4,331 | -76.3% | 0.00% | -88.9% |
| Q3 2020 | $4,006,000 | +479.7% | 18,261 | +491.7% | 0.01% | +350.0% |
| Q2 2020 | $691,000 | +204.4% | 3,086 | +32.9% | 0.00% | +100.0% |
| Q1 2020 | $227,000 | – | 2,322 | – | 0.00% | – |
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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% |