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 | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $807,000 | -34.6% | 13,150 | -30.6% | 0.04% | -28.6% |
| Q3 2018 | $1,234,000 | +9.0% | 18,945 | +11.3% | 0.06% | +21.7% |
| Q2 2018 | $1,132,000 | -31.8% | 17,027 | -46.8% | 0.05% | -31.3% |
| Q1 2018 | $1,659,000 | +2.8% | 32,027 | -13.0% | 0.07% | -18.3% |
| Q3 2017 | $1,614,000 | +322.5% | 36,813 | +161.1% | 0.08% | +310.0% |
| Q2 2017 | $382,000 | -51.4% | 14,100 | -69.1% | 0.02% | -42.9% |
| Q1 2016 | $786,000 | +141.8% | 45,570 | +196.5% | 0.04% | +133.3% |
| Q4 2015 | $325,000 | -6.3% | 15,370 | +1.4% | 0.02% | +25.0% |
| Q2 2015 | $347,000 | -16.6% | 15,151 | -7.1% | 0.01% | -14.3% |
| Q2 2013 | $416,000 | – | 16,303 | – | 0.01% | – |
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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% |