QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 2 filers reported holding QUIDEL CORP in Q3 2023. The put-call ratio across all filers is - and the average weighting 2.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $666,000 | +102.4% | 5,890 | +143.0% | 0.00% | – |
| Q4 2021 | $329,000 | +58.2% | 2,424 | +66.0% | 0.00% | – |
| Q3 2021 | $208,000 | -62.2% | 1,460 | -66.0% | 0.00% | -100.0% |
| Q2 2021 | $550,000 | -31.5% | 4,298 | -31.3% | 0.00% | 0.0% |
| Q1 2021 | $803,000 | -7.5% | 6,258 | +29.7% | 0.00% | 0.0% |
| Q4 2020 | $868,000 | -34.9% | 4,824 | -21.7% | 0.00% | -50.0% |
| Q3 2020 | $1,334,000 | +295.8% | 6,163 | +76.1% | 0.00% | +100.0% |
| Q1 2020 | $337,000 | +20.4% | 3,499 | -7.1% | 0.00% | – |
| Q4 2019 | $280,000 | +21.7% | 3,765 | +0.6% | 0.00% | – |
| Q3 2019 | $230,000 | -88.6% | 3,741 | -87.9% | 0.00% | -100.0% |
| Q3 2018 | $2,013,000 | +393.4% | 30,915 | +228.3% | 0.00% | +200.0% |
| Q4 2017 | $408,000 | – | 9,418 | – | 0.00% | – |
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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% |