IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 231 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2021. The put-call ratio across all filers is 0.20 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $394,830 | -9.5% | 41,000 | 0.0% | 0.00% | 0.0% |
| Q2 2023 | $436,240 | +44.9% | 41,000 | +77.8% | 0.00% | – |
| Q3 2021 | $301,000 | -61.3% | 23,060 | -61.9% | 0.00% | -100.0% |
| Q2 2021 | $778,000 | -2.5% | 60,473 | -15.3% | 0.00% | 0.0% |
| Q1 2021 | $798,000 | +33.0% | 71,418 | +35.6% | 0.00% | 0.0% |
| Q4 2020 | $600,000 | +126.4% | 52,665 | +105.6% | 0.00% | – |
| Q2 2020 | $265,000 | -0.7% | 25,611 | -3.1% | 0.00% | – |
| Q1 2020 | $267,000 | -25.8% | 26,430 | -2.3% | 0.00% | – |
| Q4 2019 | $360,000 | +65.9% | 27,044 | +96.2% | 0.00% | – |
| Q3 2017 | $217,000 | -34.8% | 13,785 | -21.9% | 0.00% | – |
| Q2 2017 | $333,000 | -83.5% | 17,640 | -89.5% | 0.00% | -100.0% |
| Q2 2015 | $2,019,000 | -53.9% | 167,375 | -38.9% | 0.00% | -60.0% |
| Q1 2015 | $4,380,000 | +4.4% | 273,750 | 0.0% | 0.01% | 0.0% |
| Q4 2014 | $4,194,000 | +109.7% | 273,750 | +77.3% | 0.01% | +150.0% |
| Q3 2014 | $2,000,000 | -15.5% | 154,375 | 0.0% | 0.00% | -33.3% |
| Q2 2014 | $2,367,000 | +15.2% | 154,375 | -7.4% | 0.00% | +50.0% |
| Q1 2014 | $2,054,000 | +34.3% | 166,700 | +26.6% | 0.00% | 0.0% |
| Q4 2013 | $1,529,000 | -23.9% | 131,700 | -22.4% | 0.00% | -33.3% |
| Q3 2013 | $2,009,000 | +25.1% | 169,700 | +4.9% | 0.00% | +50.0% |
| Q2 2013 | $1,606,000 | – | 161,700 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $188,977,000 | 19.02% |
| 13D Management LLC | 600,431 | $6,923,000 | 3.06% |
| BRIDGER MANAGEMENT, LLC | 956,014 | $11,023,000 | 2.48% |
| Brown Capital Management | 11,641,935 | $134,232,000 | 1.80% |
| Price Jennifer C. | 520,000 | $5,996,000 | 1.02% |
| Monarch Partners Asset Management LLC | 272,425 | $3,141,000 | 0.88% |
| ALPHASIMPLEX GROUP, LLC | 10,510 | $121,000 | 0.86% |
| Intrinsic Value Partners, LLC | 54,105 | $624,000 | 0.80% |
| CLARK ESTATES INC/NY | 355,000 | $4,093,000 | 0.71% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 692 | $60,000,000 | 0.63% |