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 | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $2,393,000 | -17.5% | 13,320 | +0.8% | 0.03% | -22.9% |
| Q3 2020 | $2,899,000 | -69.6% | 13,212 | -69.0% | 0.04% | -68.8% |
| Q2 2020 | $9,535,000 | +121.4% | 42,616 | -3.2% | 0.11% | +96.5% |
| Q1 2020 | $4,306,000 | +741.0% | 44,017 | +545.4% | 0.06% | +1040.0% |
| Q4 2019 | $512,000 | -45.2% | 6,820 | -55.2% | 0.01% | -50.0% |
| Q3 2019 | $934,000 | +3.4% | 15,219 | +0.0% | 0.01% | +11.1% |
| Q2 2019 | $903,000 | +78.5% | 15,218 | +97.3% | 0.01% | +80.0% |
| Q1 2019 | $506,000 | -55.7% | 7,715 | -67.0% | 0.01% | -66.7% |
| Q4 2018 | $1,143,000 | – | 23,412 | – | 0.02% | – |
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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% |