IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 250 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2023. The put-call ratio across all filers is 0.84 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $8,104,000 | -53.2% | 423,850 | -62.2% | 1.35% | -56.8% |
| Q1 2018 | $17,299,000 | -2.9% | 1,121,135 | -5.7% | 3.12% | +4.1% |
| Q4 2017 | $17,816,000 | -38.1% | 1,188,553 | -34.9% | 3.00% | -31.7% |
| Q3 2017 | $28,780,000 | -16.8% | 1,825,002 | -0.4% | 4.39% | -12.8% |
| Q2 2017 | $34,609,000 | +4.5% | 1,833,097 | -5.5% | 5.03% | -4.4% |
| Q1 2017 | $33,110,000 | +9.8% | 1,940,778 | -1.6% | 5.27% | -7.2% |
| Q4 2016 | $30,162,000 | +8.5% | 1,972,678 | +0.6% | 5.68% | +16.6% |
| Q3 2016 | $27,801,000 | +20.2% | 1,960,548 | +10.8% | 4.87% | +10.8% |
| Q2 2016 | $23,134,000 | -15.0% | 1,769,368 | -28.8% | 4.39% | -21.6% |
| Q1 2016 | $27,205,000 | +18.9% | 2,486,757 | +25.9% | 5.60% | -4.8% |
| Q4 2015 | $22,884,000 | +20.3% | 1,974,421 | +8.1% | 5.88% | +14.1% |
| Q3 2015 | $19,029,000 | +12.5% | 1,826,191 | +30.2% | 5.15% | +19.3% |
| Q2 2015 | $16,919,000 | -9.0% | 1,402,891 | +20.7% | 4.32% | -12.1% |
| Q1 2015 | $18,595,000 | +6.0% | 1,162,191 | +1.5% | 4.92% | +26.0% |
| Q4 2014 | $17,544,000 | +19.0% | 1,145,191 | +0.6% | 3.90% | +13.1% |
| Q3 2014 | $14,747,000 | -17.0% | 1,138,291 | -1.7% | 3.45% | -17.9% |
| Q2 2014 | $17,760,000 | +40.4% | 1,158,491 | +12.8% | 4.20% | +38.5% |
| Q1 2014 | $12,653,000 | +46.9% | 1,026,991 | +38.4% | 3.03% | +30.6% |
| Q4 2013 | $8,615,000 | +72.0% | 741,991 | +75.4% | 2.32% | +80.9% |
| Q3 2013 | $5,008,000 | – | 422,991 | – | 1.28% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HealthInvest Partners AB | 1,520,000 | $19,562,000 | 18.54% |
| Sarissa Capital Management LP | 16,390,000 | $210,939,000 | 16.77% |
| Healthcare Value Capital, LLC | 200,000 | $2,574,000 | 5.13% |
| Camber Capital Management LP | 7,500,000 | $96,525,000 | 3.25% |
| 13D Management LLC | 650,455 | $8,371,000 | 2.88% |
| BRIDGER MANAGEMENT, LLC | 2,035,114 | $26,192,000 | 2.44% |
| Brown Capital Management | 18,484,759 | $237,899,000 | 1.80% |
| Healthcare Value Capital, LLC | 50,000 | $644,000 | 1.28% |
| Zebra Capital Management LLC | 53,359 | $687,000 | 0.80% |
| PRICE MICHAEL F | 520,000 | $6,692,000 | 0.74% |