IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 160 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2019. The put-call ratio across all filers is 0.13 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $4,253,000 | +36.2% | 314,358 | +4.3% | 0.01% | +25.0% |
| Q4 2018 | $3,123,000 | -67.8% | 301,464 | -42.6% | 0.00% | -33.3% |
| Q3 2018 | $9,694,000 | +98.7% | 525,142 | +105.8% | 0.01% | 0.0% |
| Q2 2018 | $4,879,000 | +11.2% | 255,191 | -10.3% | 0.01% | 0.0% |
| Q1 2018 | $4,389,000 | +20.7% | 284,451 | +17.2% | 0.01% | +20.0% |
| Q4 2017 | $3,637,000 | -3.9% | 242,636 | +1.1% | 0.01% | 0.0% |
| Q3 2017 | $3,783,000 | -17.4% | 239,906 | -1.1% | 0.01% | -16.7% |
| Q2 2017 | $4,579,000 | +16.1% | 242,555 | +4.9% | 0.01% | 0.0% |
| Q1 2017 | $3,944,000 | +14.4% | 231,163 | +2.5% | 0.01% | +20.0% |
| Q4 2016 | $3,449,000 | -2.9% | 225,596 | +0.8% | 0.01% | -16.7% |
| Q3 2016 | $3,553,000 | +22.8% | 223,737 | +1.1% | 0.01% | +20.0% |
| Q2 2016 | $2,894,000 | +33.6% | 221,344 | +11.8% | 0.01% | +25.0% |
| Q1 2016 | $2,166,000 | -5.6% | 197,975 | 0.0% | 0.00% | 0.0% |
| Q4 2015 | $2,295,000 | +11.2% | 197,975 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $2,063,000 | -13.6% | 197,975 | 0.0% | 0.00% | 0.0% |
| Q2 2015 | $2,388,000 | -18.9% | 197,975 | +7.6% | 0.00% | -33.3% |
| Q1 2015 | $2,943,000 | +5.7% | 183,932 | +1.2% | 0.01% | +20.0% |
| Q4 2014 | $2,785,000 | +18.3% | 181,811 | 0.0% | 0.01% | 0.0% |
| Q3 2014 | $2,355,000 | -15.5% | 181,811 | 0.0% | 0.01% | -16.7% |
| Q2 2014 | $2,787,000 | +38.2% | 181,811 | +11.0% | 0.01% | +50.0% |
| Q1 2014 | $2,017,000 | +14.9% | 163,739 | +8.3% | 0.00% | 0.0% |
| Q4 2013 | $1,755,000 | +4.1% | 151,199 | +6.2% | 0.00% | 0.0% |
| Q3 2013 | $1,686,000 | +36.1% | 142,312 | +14.3% | 0.00% | +33.3% |
| Q2 2013 | $1,239,000 | – | 124,485 | – | 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% |