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 | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $13,210 | -72.9% | 2,026 | -63.8% | 0.00% | -75.0% |
| Q1 2024 | $48,803 | -50.3% | 5,603 | -34.7% | 0.00% | -50.0% |
| Q4 2023 | $98,133 | +100.6% | 8,578 | +68.8% | 0.01% | +60.0% |
| Q3 2023 | $48,931 | -27.0% | 5,081 | -19.4% | 0.01% | -28.6% |
| Q2 2023 | $67,043 | -4.8% | 6,301 | -5.9% | 0.01% | 0.0% |
| Q1 2023 | $70,453 | +95.9% | 6,697 | +130.8% | 0.01% | +75.0% |
| Q4 2022 | $35,956 | -7.8% | 2,902 | -23.0% | 0.00% | -20.0% |
| Q3 2022 | $39,000 | +1850.0% | 3,768 | +2065.5% | 0.01% | – |
| Q2 2022 | $2,000 | – | 174 | +357.9% | 0.00% | – |
| Q1 2022 | $0 | – | 38 | +72.7% | 0.00% | – |
| Q4 2021 | $0 | -100.0% | 22 | -78.4% | 0.00% | – |
| Q3 2021 | $1,000 | -50.0% | 102 | -22.1% | 0.00% | – |
| Q2 2021 | $2,000 | 0.0% | 131 | -15.5% | 0.00% | – |
| Q1 2021 | $2,000 | +100.0% | 155 | +106.7% | 0.00% | – |
| Q4 2020 | $1,000 | -85.7% | 75 | -86.6% | 0.00% | -100.0% |
| Q4 2019 | $7,000 | +75.0% | 558 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $4,000 | -33.3% | 558 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $6,000 | -14.3% | 558 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $7,000 | +40.0% | 558 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $5,000 | -50.0% | 558 | 0.0% | 0.00% | -66.7% |
| Q3 2018 | $10,000 | 0.0% | 558 | 0.0% | 0.00% | -25.0% |
| Q2 2018 | $10,000 | +25.0% | 558 | 0.0% | 0.00% | +33.3% |
| Q1 2018 | $8,000 | 0.0% | 558 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $8,000 | 0.0% | 558 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $8,000 | -20.0% | 558 | 0.0% | 0.00% | -25.0% |
| Q2 2017 | $10,000 | +11.1% | 558 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $9,000 | +12.5% | 558 | 0.0% | 0.00% | 0.0% |
| Q4 2016 | $8,000 | 0.0% | 558 | 0.0% | 0.00% | -20.0% |
| Q3 2016 | $8,000 | +14.3% | 558 | 0.0% | 0.01% | 0.0% |
| Q2 2016 | $7,000 | +16.7% | 558 | 0.0% | 0.01% | +25.0% |
| Q1 2016 | $6,000 | – | 558 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 5,885,583 | $88,225,000 | 9.93% |
| Sarissa Capital Management LP | 1,650,000 | $24,733,000 | 6.33% |
| SENZAR ASSET MANAGEMENT, LLC | 1,448,800 | $21,718,000 | 5.54% |
| SECTOR GAMMA AS | 1,188,553 | $17,816,000 | 3.00% |
| Broderick Brian C | 487,065 | $7,301,000 | 2.66% |
| Virtus ETF Advisers LLC | 62,500 | $937,000 | 1.18% |
| Brown Capital Management | 6,263,825 | $93,895,000 | 1.14% |
| Penn Capital Management Company, LLC | 857,747 | $12,955,000 | 0.90% |
| Orbimed Advisors | 4,525,200 | $67,833,000 | 0.86% |
| Capital Impact Advisors, LLC | 93,341 | $1,399,000 | 0.60% |