QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 126 filers reported holding QUIDEL CORP in Q4 2017. The put-call ratio across all filers is 0.38 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $16,319,000 | +340.2% | 127,562 | +518.2% | 0.13% | +281.8% |
| Q4 2020 | $3,707,000 | +243.9% | 20,633 | -0.8% | 0.03% | +83.3% |
| Q1 2018 | $1,078,000 | -71.4% | 20,799 | -76.1% | 0.02% | -72.7% |
| Q4 2017 | $3,774,000 | -18.0% | 87,052 | -17.0% | 0.07% | -25.8% |
| Q3 2017 | $4,600,000 | +75.8% | 104,880 | +8.8% | 0.09% | +58.9% |
| Q2 2017 | $2,616,000 | – | 96,400 | – | 0.06% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 855,068 | $115,426,000 | 16.40% |
| Divisadero Street Capital Management, LP | 63,619 | $8,588,000 | 7.17% |
| Birchview Capital, LP | 59,684 | $8,057,000 | 5.20% |
| Senvest Management, LLC | 1,274,098 | $171,990,000 | 4.84% |
| Pavadi Capital LLC | 31,571 | $4,262,000 | 3.23% |
| Brown Capital Management | 2,642,671 | $356,734,000 | 2.95% |
| Kent Lake Capital LLC | 40,000 | $5,400,000 | 2.80% |
| LGT CAPITAL PARTNERS LTD. | 666,060 | $89,911,000 | 2.39% |
| GAGNON SECURITIES LLC | 103,121 | $13,920,000 | 2.09% |
| INVESTMENT MANAGEMENT OF VIRGINIA LLC | 80,753 | $10,901,000 | 1.76% |