QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 172 filers reported holding QUIDEL CORP in Q3 2018. The put-call ratio across all filers is 0.39 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $1,033,000 | -56.7% | 10,565 | -66.8% | 0.10% | -24.1% |
| Q4 2019 | $2,384,000 | -35.6% | 31,780 | -47.4% | 0.14% | -22.2% |
| Q3 2019 | $3,703,000 | +3.4% | 60,365 | 0.0% | 0.18% | +10.7% |
| Q2 2019 | $3,581,000 | +204.0% | 60,365 | +150.1% | 0.16% | +231.2% |
| Q4 2018 | $1,178,000 | +3.0% | 24,135 | +37.5% | 0.05% | +41.2% |
| Q3 2018 | $1,144,000 | -41.9% | 17,555 | -40.7% | 0.03% | -43.3% |
| Q2 2018 | $1,970,000 | -19.2% | 29,620 | -37.1% | 0.06% | -23.1% |
| Q1 2018 | $2,438,000 | +25.3% | 47,060 | +4.8% | 0.08% | +32.2% |
| Q4 2017 | $1,946,000 | +343.3% | 44,890 | +348.9% | 0.06% | +321.4% |
| Q3 2017 | $439,000 | -91.3% | 10,000 | -94.6% | 0.01% | -89.7% |
| Q2 2017 | $5,062,000 | – | 186,500 | – | 0.14% | – |
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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% |