IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 170 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2017. The put-call ratio across all filers is 0.98 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $206,907 | +5.6% | 19,668 | +29.3% | 0.07% | -62.4% |
| Q2 2021 | $196,000 | +1.0% | 15,214 | +21.0% | 0.18% | +278.7% |
| Q1 2018 | $194,000 | -50.1% | 12,569 | -44.9% | 0.05% | -70.4% |
| Q1 2017 | $389,000 | -16.0% | 22,800 | -24.8% | 0.16% | -34.6% |
| Q4 2016 | $463,000 | – | 30,300 | – | 0.24% | – |
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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% |