IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 3 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $97 | -87.8% | 10 | -86.7% | 0.00% | – |
| Q2 2023 | $798 | +1.1% | 75 | 0.0% | 0.00% | – |
| Q1 2023 | $789 | -17.3% | 75 | -2.6% | 0.00% | – |
| Q4 2022 | $954 | – | 77 | +113.9% | 0.00% | – |
| Q3 2022 | $0 | -100.0% | 36 | -55.0% | 0.00% | – |
| Q2 2022 | $1,000 | 0.0% | 80 | +33.3% | 0.00% | – |
| Q1 2022 | $1,000 | – | 60 | +130.8% | 0.00% | – |
| Q4 2021 | $0 | – | 26 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $172,422,800 | 22.05% |
| 13D Management LLC | 533,562 | $5,613,073 | 2.85% |
| Quantedge Capital Pte Ltd | 541,200 | $5,693,424 | 2.22% |
| Price Jennifer C. | 520,000 | $5,470,400 | 1.74% |
| Tamarack Advisers, LP | 210,000 | $2,209,200 | 0.81% |
| Intrinsic Value Partners, LLC | 51,605 | $542,885 | 0.73% |
| Brown Capital Management | 3,933,933 | $41,384,975 | 0.62% |
| Old West Investment Management, LLC | 75,219 | $791,303 | 0.43% |
| EMC Capital Management | 43,315 | $456 | 0.38% |
| Hillsdale Investment Management Inc. | 420,617 | $4,424,891 | 0.38% |