IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 139 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2015. The put-call ratio across all filers is 0.53 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $7,407,000 | -4.1% | 484,465 | -0.4% | 0.01% | 0.0% |
| Q3 2016 | $7,722,000 | +22.6% | 486,291 | +1.0% | 0.01% | +12.5% |
| Q2 2016 | $6,298,000 | +30.6% | 481,700 | +9.3% | 0.01% | +33.3% |
| Q1 2016 | $4,822,000 | -1.6% | 440,781 | +4.3% | 0.01% | 0.0% |
| Q4 2015 | $4,900,000 | +11.8% | 422,802 | +0.5% | 0.01% | 0.0% |
| Q3 2015 | $4,383,000 | -14.5% | 420,635 | -1.1% | 0.01% | 0.0% |
| Q2 2015 | $5,129,000 | -2.9% | 425,274 | +28.8% | 0.01% | -14.3% |
| Q1 2015 | $5,284,000 | +6.3% | 330,241 | +1.7% | 0.01% | 0.0% |
| Q4 2014 | $4,973,000 | +17.1% | 324,609 | -1.0% | 0.01% | +16.7% |
| Q3 2014 | $4,247,000 | -15.0% | 327,850 | +0.6% | 0.01% | -14.3% |
| Q2 2014 | $4,997,000 | +38.1% | 325,941 | +11.0% | 0.01% | +40.0% |
| Q1 2014 | $3,618,000 | +22.0% | 293,695 | +15.0% | 0.01% | +25.0% |
| Q4 2013 | $2,966,000 | -4.2% | 255,457 | -2.3% | 0.00% | -20.0% |
| Q3 2013 | $3,096,000 | +27.0% | 261,445 | +6.5% | 0.01% | +25.0% |
| Q2 2013 | $2,437,000 | – | 245,394 | – | 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% |