IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 252 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2023. The put-call ratio across all filers is 0.08 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $11,017 | -44.8% | 1,144 | -39.1% | 0.00% | -100.0% |
| Q2 2023 | $19,971 | +12.7% | 1,877 | +11.4% | 0.00% | 0.0% |
| Q1 2023 | $17,726 | +36.6% | 1,685 | +60.9% | 0.00% | 0.0% |
| Q4 2022 | $12,972 | +44.1% | 1,047 | +15.2% | 0.00% | – |
| Q3 2022 | $9,000 | +12.5% | 909 | +23.5% | 0.00% | – |
| Q2 2022 | $8,000 | +700.0% | 736 | +1147.5% | 0.00% | – |
| Q1 2022 | $1,000 | – | 59 | +168.2% | 0.00% | – |
| Q3 2021 | $0 | -100.0% | 22 | -79.6% | 0.00% | – |
| Q2 2019 | $1,000 | – | 108 | – | 0.00% | – |
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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% |