QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 123 filers reported holding QUIDEL CORP in Q3 2017. The put-call ratio across all filers is 0.23 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $310,000 | -30.6% | 2,296 | +12.7% | 0.01% | -63.6% |
| Q3 2020 | $447,000 | +231.1% | 2,038 | +237.4% | 0.02% | +214.3% |
| Q2 2020 | $135,000 | +575.0% | 604 | +98.7% | 0.01% | +600.0% |
| Q1 2019 | $20,000 | -94.8% | 304 | -96.1% | 0.00% | -96.2% |
| Q4 2018 | $382,000 | +187.2% | 7,822 | +283.1% | 0.03% | +225.0% |
| Q3 2018 | $133,000 | -63.5% | 2,042 | -62.7% | 0.01% | -65.2% |
| Q2 2018 | $364,000 | -4.0% | 5,469 | -25.2% | 0.02% | -17.9% |
| Q1 2018 | $379,000 | +92.4% | 7,308 | +62.9% | 0.03% | +55.6% |
| Q3 2017 | $197,000 | +432.4% | 4,485 | +224.8% | 0.02% | +350.0% |
| Q2 2017 | $37,000 | +105.6% | 1,381 | +72.6% | 0.00% | +33.3% |
| Q2 2015 | $18,000 | – | 800 | – | 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% |