IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 192 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2020. The put-call ratio across all filers is 0.07 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $299,000 | -82.1% | 25,675 | -86.2% | 0.02% | -79.1% |
| Q3 2020 | $1,669,000 | -31.9% | 185,517 | -21.9% | 0.11% | -34.1% |
| Q2 2020 | $2,451,000 | -5.4% | 237,500 | -7.5% | 0.17% | -18.5% |
| Q1 2020 | $2,591,000 | -33.3% | 256,804 | -12.1% | 0.20% | -14.6% |
| Q4 2019 | $3,887,000 | +74.7% | 292,000 | +12.7% | 0.24% | +81.8% |
| Q3 2019 | $2,225,000 | +27.4% | 259,205 | +62.4% | 0.13% | +28.2% |
| Q2 2019 | $1,746,000 | -19.1% | 159,600 | 0.0% | 0.10% | -15.6% |
| Q1 2019 | $2,159,000 | +767.1% | 159,600 | +568.3% | 0.12% | +1933.3% |
| Q3 2015 | $249,000 | -84.8% | 23,883 | -82.4% | 0.01% | -86.0% |
| Q2 2015 | $1,637,000 | +19.7% | 135,719 | +58.7% | 0.04% | +26.5% |
| Q1 2015 | $1,368,000 | +13.6% | 85,500 | +8.8% | 0.03% | -71.7% |
| Q4 2014 | $1,204,000 | +101.0% | 78,600 | +70.0% | 0.12% | +650.0% |
| Q3 2014 | $599,000 | +47.5% | 46,248 | +34.9% | 0.02% | +45.5% |
| Q3 2013 | $406,000 | – | 34,290 | – | 0.01% | – |
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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% |