IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 218 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 0.17 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $173,570 | -79.6% | 16,313 | -79.8% | 0.01% | -80.6% |
| Q1 2023 | $850,542 | +164.1% | 80,850 | +211.0% | 0.04% | +89.5% |
| Q4 2022 | $322,103 | -17.2% | 25,997 | -30.8% | 0.02% | -20.8% |
| Q3 2022 | $389,000 | +40.9% | 37,587 | +57.1% | 0.02% | +140.0% |
| Q2 2022 | $276,000 | -77.1% | 23,920 | -76.9% | 0.01% | -81.5% |
| Q4 2021 | $1,207,000 | +23.3% | 103,527 | +36.1% | 0.05% | -14.3% |
| Q2 2021 | $979,000 | +309.6% | 76,060 | +256.0% | 0.06% | +425.0% |
| Q1 2021 | $239,000 | -78.0% | 21,368 | -77.6% | 0.01% | -74.5% |
| Q4 2020 | $1,088,000 | -47.2% | 95,502 | -58.3% | 0.05% | -51.5% |
| Q3 2020 | $2,062,000 | +53.9% | 229,205 | +76.5% | 0.10% | +42.6% |
| Q2 2020 | $1,340,000 | -62.0% | 129,863 | -51.0% | 0.07% | -56.1% |
| Q4 2019 | $3,526,000 | +404.4% | 264,889 | +225.5% | 0.16% | +330.6% |
| Q3 2019 | $699,000 | -77.0% | 81,381 | -63.8% | 0.04% | -80.4% |
| Q1 2019 | $3,039,000 | +104.2% | 224,618 | +56.4% | 0.18% | +54.6% |
| Q4 2018 | $1,488,000 | -15.5% | 143,633 | +50.6% | 0.12% | -11.9% |
| Q3 2018 | $1,761,000 | +2.0% | 95,377 | -14.7% | 0.14% | +17.4% |
| Q1 2018 | $1,726,000 | -17.7% | 111,861 | -15.3% | 0.12% | -47.2% |
| Q3 2016 | $2,097,000 | +94.9% | 132,074 | +60.5% | 0.22% | +183.1% |
| Q2 2016 | $1,076,000 | – | 82,314 | – | 0.08% | – |
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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% |