IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 165 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2017. The put-call ratio across all filers is 0.86 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2017 | $1,399,000 | -5.0% | 93,341 | 0.0% | 0.60% | -8.1% |
| Q3 2017 | $1,472,000 | +42.4% | 93,341 | +70.4% | 0.66% | +39.5% |
| Q2 2017 | $1,034,000 | -20.0% | 54,768 | -27.7% | 0.47% | -8.5% |
| Q1 2017 | $1,292,000 | +308.9% | 75,749 | +266.9% | 0.52% | +293.1% |
| Q4 2016 | $316,000 | -3.7% | 20,646 | 0.0% | 0.13% | -7.7% |
| Q3 2016 | $328,000 | +21.5% | 20,646 | 0.0% | 0.14% | +12.7% |
| Q2 2016 | $270,000 | +19.5% | 20,646 | 0.0% | 0.13% | +16.7% |
| Q1 2016 | $226,000 | -5.4% | 20,646 | 0.0% | 0.11% | -5.3% |
| Q4 2015 | $239,000 | +11.2% | 20,646 | 0.0% | 0.11% | +4.6% |
| Q3 2015 | $215,000 | -13.7% | 20,646 | 0.0% | 0.11% | -3.5% |
| Q2 2015 | $249,000 | -24.5% | 20,646 | 0.0% | 0.11% | -25.2% |
| Q1 2015 | $330,000 | – | 20,646 | – | 0.15% | – |
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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% |