QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 352 filers reported holding QUIDEL CORP in Q1 2021. The put-call ratio across all filers is 1.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $1,114,000 | -17.5% | 9,910 | -0.9% | 0.00% | -33.3% |
| Q4 2021 | $1,350,000 | -3.4% | 10,000 | +1.0% | 0.00% | 0.0% |
| Q3 2021 | $1,398,000 | +6.2% | 9,903 | -3.7% | 0.00% | 0.0% |
| Q2 2021 | $1,317,000 | -97.5% | 10,279 | -97.5% | 0.00% | -97.4% |
| Q1 2021 | $51,824,000 | +8.6% | 405,100 | +52.5% | 0.11% | +3.6% |
| Q4 2020 | $47,714,000 | -18.7% | 265,593 | -0.7% | 0.11% | -29.9% |
| Q3 2020 | $58,682,000 | +2384.4% | 267,490 | +2433.5% | 0.16% | +2142.9% |
| Q2 2020 | $2,362,000 | – | 10,558 | – | 0.01% | – |
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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% |