IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 167 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2019. The put-call ratio across all filers is 0.20 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $677 | -37.7% | 63,606 | -38.4% | 0.07% | -36.4% |
| Q1 2023 | $1,086 | +43.8% | 103,258 | +69.4% | 0.11% | +13.8% |
| Q4 2022 | $755 | -99.8% | 60,949 | +27.1% | 0.09% | +42.4% |
| Q3 2022 | $497,000 | +310.7% | 47,942 | +356.5% | 0.07% | +266.7% |
| Q2 2022 | $121,000 | -88.3% | 10,501 | -87.2% | 0.02% | -87.0% |
| Q1 2022 | $1,031,000 | +20.4% | 81,981 | -13.9% | 0.14% | -3.5% |
| Q3 2020 | $856,000 | -25.0% | 95,165 | +11.0% | 0.14% | +7.5% |
| Q4 2019 | $1,141,000 | +58.0% | 85,714 | +1.9% | 0.13% | +35.7% |
| Q3 2019 | $722,000 | +317.3% | 84,087 | +465.7% | 0.10% | +600.0% |
| Q4 2013 | $173,000 | +11.6% | 14,864 | -4.7% | 0.01% | -22.2% |
| Q2 2013 | $155,000 | – | 15,599 | – | 0.02% | – |
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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% |