QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 159 filers reported holding QUIDEL CORP in Q4 2018. The put-call ratio across all filers is 0.22 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2022 | $1,298,000 | 0.0% | 11,541 | 0.0% | 0.44% | -46.9% |
| Q1 2022 | $1,298,000 | -13.0% | 11,541 | +4.4% | 0.83% | -6.5% |
| Q4 2021 | $1,492,000 | -0.9% | 11,050 | +3.7% | 0.89% | -15.5% |
| Q3 2021 | $1,505,000 | +16.1% | 10,660 | +5.3% | 1.05% | +15.8% |
| Q2 2021 | $1,296,000 | +55.2% | 10,119 | -40.8% | 0.90% | +99.3% |
| Q4 2018 | $835,000 | -24.9% | 17,097 | +0.2% | 0.45% | -14.0% |
| Q3 2018 | $1,112,000 | -28.4% | 17,057 | -27.0% | 0.53% | -30.1% |
| Q2 2018 | $1,554,000 | +22.7% | 23,367 | -4.4% | 0.76% | +18.7% |
| Q1 2018 | $1,267,000 | – | 24,455 | – | 0.64% | – |
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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% |