IDERA PHARMACEUTICALS INC's ticker is IDRA and the CUSIP is 45168K405. A total of 62 filers reported holding IDERA PHARMACEUTICALS INC in Q1 2021. The put-call ratio across all filers is 2.77 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $0 | -100.0% | 56 | -63.9% | 0.00% | – |
| Q4 2020 | $1,000 | 0.0% | 155 | -75.7% | 0.00% | – |
| Q3 2020 | $1,000 | -50.0% | 637 | -30.3% | 0.00% | – |
| Q2 2020 | $2,000 | 0.0% | 914 | +3.7% | 0.00% | – |
| Q1 2020 | $2,000 | +100.0% | 881 | +114.4% | 0.00% | – |
| Q4 2019 | $1,000 | -50.0% | 411 | -26.6% | 0.00% | – |
| Q3 2019 | $2,000 | 0.0% | 560 | -18.2% | 0.00% | – |
| Q2 2019 | $2,000 | 0.0% | 685 | 0.0% | 0.00% | – |
| Q1 2019 | $2,000 | 0.0% | 685 | -15.4% | 0.00% | – |
| Q4 2018 | $2,000 | -83.3% | 810 | -42.0% | 0.00% | – |
| Q3 2018 | $12,000 | – | 1,396 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Broadfin Capital, LLC | 486,604 | $1,348,000 | 0.18% |
| SPHERA FUNDS MANAGEMENT LTD. | 445,558 | $1,234,000 | 0.14% |
| Baker Brothers Advisors | 4,836,237 | $13,396,000 | 0.11% |
| Kassirer Asset Management Corp | 19,341 | $54,000 | 0.05% |
| Quantitative Systematic Strategies LLC | 23,427 | $65,000 | 0.02% |
| MYCIO WEALTH PARTNERS, LLC | 55,815 | $155,000 | 0.01% |
| Assenagon Asset Management S.A. | 416,241 | $1,153,000 | 0.01% |
| OXFORD ASSET MANAGEMENT LLP | 165,626 | $459,000 | 0.01% |
| Candriam S.C.A. | 290,000 | $803,000 | 0.01% |
| ZACKS INVESTMENT MANAGEMENT | 168,781 | $468,000 | 0.01% |