QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 166 filers reported holding QUIDEL CORP in Q2 2018. The put-call ratio across all filers is 0.33 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $2,755,607 | +11.1% | 24,503 | +33.3% | 0.02% | -14.3% |
| Q4 2021 | $2,480,981 | -3.4% | 18,379 | +1.0% | 0.02% | -12.5% |
| Q3 2021 | $2,569,071 | +3.6% | 18,201 | -5.9% | 0.02% | 0.0% |
| Q2 2021 | $2,478,866 | -2.6% | 19,348 | -2.7% | 0.02% | 0.0% |
| Q1 2021 | $2,544,784 | -32.4% | 19,892 | -5.0% | 0.02% | -36.8% |
| Q4 2020 | $3,763,488 | -21.5% | 20,949 | -4.2% | 0.04% | -28.3% |
| Q3 2020 | $4,794,989 | -5.6% | 21,857 | -3.7% | 0.05% | -8.6% |
| Q2 2020 | $5,078,227 | +243.0% | 22,697 | +50.0% | 0.06% | +176.2% |
| Q1 2020 | $1,480,354 | +23.2% | 15,135 | -5.5% | 0.02% | +61.5% |
| Q4 2019 | $1,201,455 | +22.3% | 16,013 | 0.0% | 0.01% | +18.2% |
| Q3 2019 | $982,398 | +3.4% | 16,013 | 0.0% | 0.01% | 0.0% |
| Q2 2019 | $949,890 | -4.1% | 16,013 | +5.8% | 0.01% | 0.0% |
| Q1 2019 | $990,692 | +34.1% | 15,132 | 0.0% | 0.01% | +22.2% |
| Q4 2018 | $738,744 | -25.1% | 15,132 | 0.0% | 0.01% | -10.0% |
| Q3 2018 | $986,152 | -2.0% | 15,132 | 0.0% | 0.01% | -16.7% |
| Q2 2018 | $1,006,000 | +39.7% | 15,132 | +8.8% | 0.01% | +50.0% |
| Q1 2018 | $720,000 | +19.4% | 13,903 | 0.0% | 0.01% | +14.3% |
| Q4 2017 | $603,000 | – | 13,903 | – | 0.01% | – |
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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% |