QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 94 filers reported holding QUIDEL CORP in Q4 2016. The put-call ratio across all filers is 0.45 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $253,000 | -87.0% | 1,791 | -88.3% | 0.00% | -100.0% |
| Q1 2021 | $1,951,000 | -24.9% | 15,247 | +5.4% | 0.00% | -33.3% |
| Q4 2020 | $2,599,000 | +24.8% | 14,466 | +52.3% | 0.01% | +20.0% |
| Q3 2020 | $2,083,000 | +21.2% | 9,496 | +23.6% | 0.01% | 0.0% |
| Q2 2020 | $1,719,000 | +42875.0% | 7,685 | +4643.8% | 0.01% | – |
| Q3 2016 | $4,000 | +300.0% | 162 | +224.0% | 0.00% | – |
| Q1 2016 | $1,000 | 0.0% | 50 | +51.5% | 0.00% | – |
| Q3 2013 | $1,000 | 0.0% | 33 | 0.0% | 0.00% | – |
| Q2 2013 | $1,000 | – | 33 | – | 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% |