QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 348 filers reported holding QUIDEL CORP in Q2 2020. The put-call ratio across all filers is 0.63 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $2,000 | +100.0% | 17 | +70.0% | 0.00% | – |
| Q4 2021 | $1,000 | 0.0% | 10 | 0.0% | 0.00% | – |
| Q3 2021 | $1,000 | 0.0% | 10 | 0.0% | 0.00% | – |
| Q2 2021 | $1,000 | 0.0% | 10 | 0.0% | 0.00% | – |
| Q1 2021 | $1,000 | 0.0% | 10 | 0.0% | 0.00% | – |
| Q4 2020 | $1,000 | -50.0% | 10 | 0.0% | 0.00% | -100.0% |
| Q3 2020 | $2,000 | 0.0% | 10 | -16.7% | 0.00% | 0.0% |
| Q2 2020 | $2,000 | +100.0% | 12 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $1,000 | – | 12 | 0.0% | 0.00% | – |
| Q4 2019 | $0 | – | 12 | 0.0% | 0.00% | – |
| Q3 2019 | $0 | – | 12 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 906,655 | $127,974,000 | 15.93% |
| Birchview Capital, LP | 59,684 | $8,424,000 | 5.73% |
| Senvest Management, LLC | 864,827 | $122,070,000 | 3.49% |
| LGT CAPITAL PARTNERS LTD. | 773,146 | $109,130,000 | 3.29% |
| Brown Capital Management | 2,666,553 | $376,384,000 | 3.08% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 81,664 | $11,527,000 | 2.22% |
| GAGNON SECURITIES LLC | 100,625 | $14,203,000 | 2.11% |
| AMERICAN CAPITAL MANAGEMENT INC | 315,068 | $44,472,000 | 1.19% |
| ArrowMark Colorado Holdings LLC | 995,677 | $140,540,000 | 1.10% |
| Cannell & Co. | 246,487 | $34,792,000 | 1.06% |