IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 252 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2023. The put-call ratio across all filers is 0.08 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $4,382 | +11431.6% | 455 | -77.4% | 0.00% | -100.0% |
| Q4 2022 | $38 | -99.9% | 2,013 | +0.4% | 0.00% | 0.0% |
| Q3 2022 | $38,000 | 0.0% | 2,005 | -1.0% | 0.00% | 0.0% |
| Q2 2022 | $38,000 | 0.0% | 2,026 | 0.0% | 0.00% | – |
| Q1 2022 | $38,000 | – | 2,026 | – | 0.00% | – |
| Q2 2021 | $0 | – | 0 | – | 0.00% | – |
| Q1 2021 | $0 | – | 0 | – | 0.00% | – |
| Q4 2020 | $0 | -100.0% | 0 | -100.0% | 0.00% | – |
| Q3 2020 | $1,000 | 0.0% | 140 | 0.0% | 0.00% | – |
| Q2 2020 | $1,000 | 0.0% | 140 | 0.0% | 0.00% | – |
| Q1 2020 | $1,000 | – | 140 | – | 0.00% | – |
| Q4 2019 | $0 | – | 0 | – | 0.00% | – |
| Q3 2019 | $0 | -100.0% | 0 | -100.0% | 0.00% | – |
| Q3 2018 | $1,000 | 0.0% | 49 | -19.7% | 0.00% | – |
| Q2 2018 | $1,000 | 0.0% | 61 | -7.6% | 0.00% | – |
| Q2 2017 | $1,000 | – | 66 | – | 0.00% | – |
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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% |