IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 170 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2017. The put-call ratio across all filers is 0.98 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $204,000 | +137.2% | 22,676 | +125.5% | 0.01% | +150.0% |
| Q3 2019 | $86,000 | -90.0% | 10,056 | -84.2% | 0.00% | -90.5% |
| Q1 2019 | $864,000 | -9.4% | 63,835 | +3.3% | 0.02% | +40.0% |
| Q1 2018 | $954,000 | -14.0% | 61,812 | -16.5% | 0.02% | 0.0% |
| Q4 2017 | $1,109,000 | -34.5% | 73,988 | -31.1% | 0.02% | -34.8% |
| Q3 2017 | $1,693,000 | +71.4% | 107,367 | +105.3% | 0.02% | +91.7% |
| Q2 2017 | $988,000 | -7.6% | 52,308 | -16.5% | 0.01% | -7.7% |
| Q1 2017 | $1,069,000 | -20.5% | 62,632 | -28.8% | 0.01% | 0.0% |
| Q4 2016 | $1,345,000 | +25.0% | 87,990 | +29.9% | 0.01% | 0.0% |
| Q3 2016 | $1,076,000 | +432.7% | 67,761 | +266.4% | 0.01% | +333.3% |
| Q1 2016 | $202,000 | – | 18,495 | – | 0.00% | – |
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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% |