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 | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $9,090 | -15.1% | 864 | 0.0% | 0.00% | 0.0% |
| Q4 2022 | $10,705 | – | 864 | +10700.0% | 0.00% | – |
| Q3 2022 | $0 | -100.0% | 8 | -98.9% | 0.00% | -100.0% |
| Q2 2022 | $9,000 | 0.0% | 740 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $9,000 | +50.0% | 740 | +63.7% | 0.00% | 0.0% |
| Q3 2021 | $6,000 | +100.0% | 452 | +107.3% | 0.00% | 0.0% |
| Q2 2021 | $3,000 | +50.0% | 218 | +21.1% | 0.00% | 0.0% |
| Q1 2021 | $2,000 | – | 180 | – | 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% |