QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 362 filers reported holding QUIDEL CORP in Q4 2021. The put-call ratio across all filers is 0.93 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $971,000 | +125.3% | 7,196 | +135.5% | 0.02% | +128.6% |
| Q3 2021 | $431,000 | +44.6% | 3,055 | +31.0% | 0.01% | +16.7% |
| Q1 2021 | $298,000 | -90.1% | 2,332 | -86.1% | 0.01% | -92.9% |
| Q4 2020 | $3,010,000 | +405.0% | 16,754 | +86.9% | 0.08% | +304.8% |
| Q2 2018 | $596,000 | +45.7% | 8,966 | -40.5% | 0.02% | +75.0% |
| Q2 2017 | $409,000 | -90.7% | 15,080 | -90.1% | 0.01% | -92.2% |
| Q4 2014 | $4,407,000 | -18.0% | 152,400 | -23.8% | 0.15% | -21.1% |
| Q3 2014 | $5,374,000 | – | 200,000 | – | 0.19% | – |
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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% |