QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 156 filers reported holding QUIDEL CORP in Q2 2019. The put-call ratio across all filers is 2.77 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $2,393,000 | -17.5% | 13,320 | +0.8% | 0.03% | -22.9% |
| Q3 2020 | $2,899,000 | -69.6% | 13,212 | -69.0% | 0.04% | -68.8% |
| Q2 2020 | $9,535,000 | +121.4% | 42,616 | -3.2% | 0.11% | +96.5% |
| Q1 2020 | $4,306,000 | +741.0% | 44,017 | +545.4% | 0.06% | +1040.0% |
| Q4 2019 | $512,000 | -45.2% | 6,820 | -55.2% | 0.01% | -50.0% |
| Q3 2019 | $934,000 | +3.4% | 15,219 | +0.0% | 0.01% | +11.1% |
| Q2 2019 | $903,000 | +78.5% | 15,218 | +97.3% | 0.01% | +80.0% |
| Q1 2019 | $506,000 | -55.7% | 7,715 | -67.0% | 0.01% | -66.7% |
| Q4 2018 | $1,143,000 | – | 23,412 | – | 0.02% | – |
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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% |