IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 222 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2022. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $333,000 | -48.0% | 28,500 | -41.0% | 0.00% | – |
| Q3 2021 | $640,000 | -4.5% | 48,306 | -8.1% | 0.00% | – |
| Q2 2021 | $670,000 | -5.5% | 52,580 | -18.8% | 0.00% | -100.0% |
| Q1 2021 | $709,000 | +363.4% | 64,735 | +387.8% | 0.00% | – |
| Q4 2020 | $153,000 | -36.2% | 13,270 | -48.0% | 0.00% | – |
| Q3 2020 | $240,000 | +122.2% | 25,515 | +140.8% | 0.00% | – |
| Q2 2020 | $108,000 | -12.9% | 10,596 | -6.2% | 0.00% | – |
| Q2 2019 | $124,000 | -78.5% | 11,300 | -80.6% | 0.00% | -100.0% |
| Q4 2018 | $577,000 | -11.9% | 58,191 | +63.9% | 0.00% | 0.0% |
| Q3 2018 | $655,000 | +38.8% | 35,500 | +16.0% | 0.00% | +100.0% |
| Q2 2018 | $472,000 | 0.0% | 30,600 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $472,000 | +189.6% | 30,600 | +180.7% | 0.00% | 0.0% |
| Q4 2017 | $163,000 | -79.8% | 10,900 | -78.6% | 0.00% | -66.7% |
| Q3 2017 | $805,000 | +81.7% | 51,036 | +77.2% | 0.00% | +50.0% |
| Q3 2016 | $443,000 | +68.4% | 28,800 | +41.9% | 0.00% | +100.0% |
| Q2 2016 | $263,000 | – | 20,300 | – | 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% |