IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 218 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 0.17 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $117 | -68.5% | 10,950 | -63.5% | 0.06% | -65.6% |
| Q4 2022 | $372 | -99.9% | 30,000 | -26.8% | 0.18% | -21.1% |
| Q3 2022 | $425,000 | -10.1% | 41,000 | 0.0% | 0.23% | -3.3% |
| Q2 2022 | $473,000 | -8.3% | 41,000 | 0.0% | 0.24% | +3.4% |
| Q1 2022 | $516,000 | +7.9% | 41,000 | 0.0% | 0.23% | +12.6% |
| Q4 2021 | $478,000 | -10.7% | 41,000 | 0.0% | 0.21% | -18.3% |
| Q3 2021 | $535,000 | +1.3% | 41,000 | 0.0% | 0.25% | +2.4% |
| Q2 2021 | $528,000 | +15.3% | 41,000 | 0.0% | 0.25% | +7.9% |
| Q1 2021 | $458,000 | -1.9% | 41,000 | 0.0% | 0.23% | -4.2% |
| Q4 2020 | $467,000 | +26.6% | 41,000 | 0.0% | 0.24% | +8.2% |
| Q3 2020 | $369,000 | -12.8% | 41,000 | 0.0% | 0.22% | -16.0% |
| Q2 2020 | $423,000 | +2.2% | 41,000 | 0.0% | 0.26% | -20.6% |
| Q1 2020 | $414,000 | -24.2% | 41,000 | 0.0% | 0.33% | -6.2% |
| Q4 2019 | $546,000 | +55.1% | 41,000 | 0.0% | 0.35% | +40.2% |
| Q3 2019 | $352,000 | -21.6% | 41,000 | 0.0% | 0.25% | -16.6% |
| Q2 2019 | $449,000 | -19.1% | 41,000 | 0.0% | 0.30% | -17.1% |
| Q1 2019 | $555,000 | +30.6% | 41,000 | 0.0% | 0.36% | +16.3% |
| Q4 2018 | $425,000 | -43.9% | 41,000 | 0.0% | 0.31% | -32.5% |
| Q3 2018 | $757,000 | -3.4% | 41,000 | 0.0% | 0.46% | -9.8% |
| Q2 2018 | $784,000 | +23.9% | 41,000 | 0.0% | 0.51% | +19.6% |
| Q1 2018 | $633,000 | +2.9% | 41,000 | 0.0% | 0.43% | +6.2% |
| Q4 2017 | $615,000 | – | 41,000 | – | 0.40% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 2,855,515 | $43,661,000 | 13.90% |
| BLUE JAY CAPITAL MANAGEMENT, LLC | 772,369 | $11,810,000 | 7.13% |
| Rubric Capital Management LP | 1,275,000 | $19,495,000 | 6.70% |
| SECTOR GAMMA AS | 1,972,678 | $30,162,000 | 5.68% |
| BRIDGER MANAGEMENT, LLC | 1,879,313 | $28,735,000 | 2.00% |
| Asymmetry Capital Management, L.P. | 57,363 | $877,000 | 1.63% |
| Orbimed Advisors | 7,241,300 | $110,719,000 | 1.41% |
| Broderick Brian C | 144,476 | $2,209,000 | 0.96% |
| Granahan Investment Management | 1,408,000 | $21,528,000 | 0.74% |
| Spark Investment Management LLC | 499,200 | $7,632,000 | 0.63% |