QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 156 filers reported holding QUIDEL CORP in Q2 2019. The put-call ratio across all filers is 2.77 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $2,943,000 | +1006.4% | 23,002 | +1832.9% | 0.33% | +730.0% |
| Q2 2020 | $266,000 | -41.9% | 1,190 | -74.6% | 0.04% | -55.1% |
| Q1 2020 | $458,000 | +73.5% | 4,678 | +8.6% | 0.09% | +93.5% |
| Q3 2019 | $264,000 | -59.8% | 4,308 | -57.0% | 0.05% | -57.4% |
| Q1 2019 | $656,000 | +48.4% | 10,023 | -38.5% | 0.11% | +30.1% |
| Q2 2017 | $442,000 | – | 16,300 | – | 0.08% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,090,309 | $139,483,000 | 20.89% |
| Birchview Capital, LP | 58,644 | $7,502,000 | 4.45% |
| Brown Capital Management | 2,266,241 | $289,920,000 | 2.16% |
| RTW INVESTMENTS, LP | 878,533 | $112,391,000 | 1.76% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 51,610 | $6,602,000 | 1.33% |
| AMERICAN CAPITAL MANAGEMENT INC | 316,217 | $40,454,000 | 1.22% |
| Senvest Management, LLC | 278,037 | $35,569,000 | 1.12% |
| Cannell & Co. | 274,444 | $35,110,000 | 1.10% |
| Fairpointe Capital LLC | 5,637 | $721,000 | 1.09% |
| First Light Asset Management, LLC | 110,170 | $14,094,000 | 0.93% |