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 | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $9,117,000 | -64.3% | 81,068 | -59.4% | 0.04% | -68.1% |
| Q2 2021 | $25,570,000 | +102.0% | 199,578 | +101.7% | 0.11% | +98.2% |
| Q1 2021 | $12,656,000 | +457.8% | 98,931 | +683.2% | 0.06% | +470.0% |
| Q4 2020 | $2,269,000 | +86.4% | 12,631 | +127.7% | 0.01% | +66.7% |
| Q3 2020 | $1,217,000 | -25.7% | 5,548 | -24.3% | 0.01% | -25.0% |
| Q2 2020 | $1,639,000 | +146.5% | 7,325 | +7.7% | 0.01% | +100.0% |
| Q1 2020 | $665,000 | -4.7% | 6,803 | -40.2% | 0.00% | 0.0% |
| Q3 2019 | $698,000 | +3.4% | 11,375 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $675,000 | -9.4% | 11,375 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $745,000 | +44.4% | 11,375 | +7.6% | 0.00% | +33.3% |
| Q4 2018 | $516,000 | -25.0% | 10,575 | +0.1% | 0.00% | -25.0% |
| Q3 2018 | $688,000 | -2.0% | 10,560 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $702,000 | +27.6% | 10,560 | -0.6% | 0.00% | +33.3% |
| Q1 2018 | $550,000 | +19.6% | 10,620 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $460,000 | -12.7% | 10,620 | -45.3% | 0.00% | 0.0% |
| Q2 2017 | $527,000 | – | 19,420 | – | 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% |