QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 168 filers reported holding QUIDEL CORP in Q4 2019. The put-call ratio across all filers is 0.05 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $22,604 | -16.7% | 201 | 0.0% | 0.00% | 0.0% |
| Q4 2021 | $27,133 | -4.4% | 201 | 0.0% | 0.00% | 0.0% |
| Q3 2021 | $28,371 | -26.4% | 201 | -33.2% | 0.00% | 0.0% |
| Q2 2021 | $38,564 | -68.0% | 301 | -68.0% | 0.00% | -80.0% |
| Q1 2021 | $120,510 | -23.2% | 942 | +7.8% | 0.01% | -37.5% |
| Q4 2020 | $157,014 | -71.1% | 874 | -64.7% | 0.01% | -74.2% |
| Q3 2020 | $543,404 | -48.2% | 2,477 | -47.2% | 0.03% | -54.4% |
| Q2 2020 | $1,049,564 | +199.7% | 4,691 | +31.0% | 0.07% | +134.5% |
| Q1 2020 | $350,160 | +5085.3% | 3,580 | +3877.8% | 0.03% | – |
| Q4 2019 | $6,753 | – | 90 | – | 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% |