QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 112 filers reported holding QUIDEL CORP in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $363,000 | -64.2% | 2,841 | -49.7% | 0.03% | -69.4% |
| Q4 2020 | $1,015,000 | +150.0% | 5,648 | -8.8% | 0.11% | +272.4% |
| Q1 2019 | $406,000 | -41.1% | 6,195 | -41.4% | 0.03% | -44.2% |
| Q3 2018 | $689,000 | -31.4% | 10,580 | -53.8% | 0.05% | -79.4% |
| Q3 2017 | $1,004,000 | +193.6% | 22,883 | +81.6% | 0.25% | +169.1% |
| Q2 2017 | $342,000 | -56.7% | 12,600 | -63.8% | 0.09% | -6.9% |
| Q1 2017 | $789,000 | -9.4% | 34,831 | -24.5% | 0.10% | +34.7% |
| Q3 2015 | $871,000 | +104.5% | 46,157 | +148.2% | 0.08% | +56.2% |
| Q2 2015 | $426,000 | – | 18,600 | – | 0.05% | – |
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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% |