IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 142 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2015. The put-call ratio across all filers is 0.18 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $9,493,000 | -13.9% | 916,314 | -4.2% | 2.88% | +15.9% |
| Q2 2022 | $11,023,000 | -5.8% | 956,014 | +2.8% | 2.48% | +29.6% |
| Q1 2022 | $11,696,000 | +7.9% | 929,714 | 0.0% | 1.92% | +36.8% |
| Q4 2021 | $10,840,000 | -14.5% | 929,714 | -4.2% | 1.40% | -5.5% |
| Q3 2021 | $12,675,000 | -51.6% | 970,514 | -52.3% | 1.48% | -39.3% |
| Q2 2021 | $26,192,000 | -17.9% | 2,035,114 | -28.7% | 2.44% | -17.9% |
| Q1 2021 | $31,890,000 | +13.5% | 2,852,414 | +15.6% | 2.98% | +39.0% |
| Q4 2020 | $28,099,000 | +12.6% | 2,466,972 | -11.1% | 2.14% | +7.4% |
| Q3 2020 | $24,965,000 | +25.8% | 2,775,467 | +44.3% | 2.00% | +8.6% |
| Q2 2020 | $19,846,000 | +27.3% | 1,923,033 | +24.5% | 1.84% | +1.9% |
| Q1 2020 | $15,585,000 | -72.5% | 1,544,590 | -63.1% | 1.80% | -59.7% |
| Q1 2019 | $56,581,000 | +30.6% | 4,181,892 | 0.0% | 4.48% | +24.0% |
| Q4 2018 | $43,324,000 | +277.4% | 4,181,892 | +572.4% | 3.61% | +444.0% |
| Q3 2018 | $11,480,000 | -71.4% | 621,891 | -75.6% | 0.66% | -72.4% |
| Q3 2017 | $40,152,000 | +87.3% | 2,546,095 | +124.3% | 2.40% | +96.6% |
| Q2 2017 | $21,434,000 | -19.9% | 1,135,280 | -27.6% | 1.22% | -19.9% |
| Q1 2017 | $26,761,000 | -6.9% | 1,568,622 | -16.5% | 1.53% | -23.6% |
| Q4 2016 | $28,735,000 | -53.9% | 1,879,313 | -52.1% | 2.00% | -52.4% |
| Q3 2016 | $62,318,000 | -19.5% | 3,924,333 | -33.7% | 4.20% | -16.0% |
| Q2 2016 | $77,373,000 | +36.6% | 5,917,663 | +14.3% | 5.00% | +27.6% |
| Q1 2016 | $56,654,000 | -1.1% | 5,178,628 | +4.7% | 3.92% | +106.8% |
| Q4 2015 | $57,308,000 | +15.8% | 4,944,594 | +4.1% | 1.89% | -43.9% |
| Q3 2015 | $49,482,000 | +63.5% | 4,748,776 | +89.2% | 3.38% | +252.7% |
| Q2 2015 | $30,271,000 | +125.1% | 2,510,053 | +198.6% | 0.96% | +6.5% |
| Q1 2015 | $13,448,000 | – | 840,479 | – | 0.90% | – |
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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% |