IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 201 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2019. The put-call ratio across all filers is 0.18 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $129 | -76.8% | 12,121 | -77.1% | 0.02% | -68.6% |
| Q1 2023 | $557 | -99.6% | 52,985 | +376.2% | 0.05% | +264.3% |
| Q2 2022 | $128,000 | -34.7% | 11,127 | -25.8% | 0.01% | -39.1% |
| Q3 2021 | $196,000 | -9.7% | 14,990 | -28.6% | 0.02% | -30.3% |
| Q2 2020 | $217,000 | -2.3% | 20,999 | -4.6% | 0.03% | -23.3% |
| Q1 2020 | $222,000 | -45.2% | 22,001 | -27.6% | 0.04% | -33.8% |
| Q4 2019 | $405,000 | +110.9% | 30,391 | +72.9% | 0.06% | +103.1% |
| Q2 2019 | $192,000 | -64.2% | 17,576 | -55.7% | 0.03% | -63.6% |
| Q1 2019 | $537,000 | +163.2% | 39,700 | +191.9% | 0.09% | +144.4% |
| Q4 2017 | $204,000 | +41.7% | 13,601 | +23.4% | 0.04% | -7.7% |
| Q2 2016 | $144,000 | – | 11,022 | – | 0.04% | – |
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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% |