IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 154 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2018. The put-call ratio across all filers is 1.04 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $1,258,000 | -40.1% | 112,519 | -38.9% | 0.01% | -35.7% |
| Q4 2020 | $2,099,000 | +39.5% | 184,291 | +10.2% | 0.01% | +40.0% |
| Q3 2020 | $1,505,000 | +17.2% | 167,291 | +34.5% | 0.01% | 0.0% |
| Q2 2020 | $1,284,000 | +11.3% | 124,391 | +8.8% | 0.01% | -9.1% |
| Q1 2020 | $1,154,000 | -30.6% | 114,291 | -8.5% | 0.01% | 0.0% |
| Q4 2019 | $1,662,000 | +45.4% | 124,891 | -6.2% | 0.01% | +57.1% |
| Q3 2019 | $1,143,000 | -21.7% | 133,091 | -0.2% | 0.01% | -30.0% |
| Q2 2019 | $1,459,000 | +109.9% | 133,391 | +159.4% | 0.01% | +100.0% |
| Q1 2019 | $695,000 | +31.6% | 51,419 | +1.0% | 0.01% | +25.0% |
| Q4 2018 | $528,000 | -49.2% | 50,919 | -9.5% | 0.00% | -50.0% |
| Q3 2018 | $1,039,000 | +12.1% | 56,269 | +16.1% | 0.01% | +33.3% |
| Q2 2018 | $927,000 | +6.8% | 48,469 | -13.9% | 0.01% | +20.0% |
| Q1 2018 | $868,000 | – | 56,269 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $157,835,700 | 21.26% |
| AlphaCentric Advisors LLC | 292,500 | $2,816,775 | 1.60% |
| Quantedge Capital Pte Ltd | 179,900 | $1,732,437 | 0.94% |
| Intrinsic Value Partners, LLC | 50,355 | $484,919 | 0.62% |
| Brown Capital Management | 3,719,796 | $35,821,635 | 0.55% |
| ARMISTICE CAPITAL, LLC | 3,456,000 | $33,281,280 | 0.51% |
| SummerHaven Investment Management, LLC | 67,765 | $652,577 | 0.48% |
| BRAIDWELL LP | 1,348,099 | $12,982,193 | 0.41% |
| AFFINITY INVESTMENT ADVISORS, LLC | 50,733 | $488,559 | 0.32% |
| EMC Capital Management | 43,315 | $417 | 0.31% |