IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 213 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2021. The put-call ratio across all filers is 0.19 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $6 | 0.0% | 573 | 0.0% | 0.00% | – |
| Q2 2023 | $6 | 0.0% | 573 | 0.0% | 0.00% | – |
| Q1 2023 | $6 | -14.3% | 573 | 0.0% | 0.00% | – |
| Q4 2022 | $7 | -99.9% | 573 | 0.0% | 0.00% | – |
| Q3 2022 | $6,000 | -14.3% | 573 | 0.0% | 0.00% | – |
| Q2 2022 | $7,000 | +16.7% | 573 | +19.9% | 0.00% | – |
| Q1 2022 | $6,000 | 0.0% | 478 | 0.0% | 0.00% | – |
| Q4 2021 | $6,000 | -14.3% | 478 | -14.3% | 0.00% | – |
| Q3 2021 | $7,000 | +75.0% | 558 | +85.4% | 0.00% | – |
| Q2 2021 | $4,000 | +33.3% | 301 | 0.0% | 0.00% | – |
| Q1 2021 | $3,000 | 0.0% | 301 | 0.0% | 0.00% | – |
| Q4 2020 | $3,000 | -62.5% | 301 | -66.0% | 0.00% | – |
| Q3 2020 | $8,000 | -11.1% | 885 | 0.0% | 0.00% | – |
| Q2 2020 | $9,000 | 0.0% | 885 | 0.0% | 0.00% | – |
| Q1 2020 | $9,000 | -25.0% | 885 | 0.0% | 0.00% | – |
| Q4 2019 | $12,000 | +50.0% | 885 | -10.0% | 0.00% | – |
| Q3 2019 | $8,000 | -27.3% | 983 | 0.0% | 0.00% | – |
| Q2 2019 | $11,000 | 0.0% | 983 | 0.0% | 0.00% | – |
| Q1 2019 | $11,000 | +37.5% | 983 | +31.4% | 0.00% | – |
| Q4 2018 | $8,000 | -42.9% | 748 | 0.0% | 0.00% | – |
| Q3 2018 | $14,000 | 0.0% | 748 | 0.0% | 0.00% | – |
| Q2 2018 | $14,000 | +16.7% | 748 | 0.0% | 0.00% | – |
| Q1 2018 | $12,000 | – | 748 | – | 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% |