IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 192 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2020. The put-call ratio across all filers is 0.07 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $3,254,000 | -17.6% | 291,024 | -16.0% | 0.00% | -33.3% |
| Q4 2020 | $3,947,000 | +21.2% | 346,531 | -4.3% | 0.00% | 0.0% |
| Q3 2020 | $3,257,000 | -10.6% | 362,105 | +2.6% | 0.00% | -25.0% |
| Q2 2020 | $3,643,000 | +4.0% | 353,005 | +1.7% | 0.00% | 0.0% |
| Q1 2020 | $3,504,000 | -17.7% | 347,270 | +8.6% | 0.00% | 0.0% |
| Q4 2019 | $4,257,000 | +74.2% | 319,800 | +12.4% | 0.00% | +100.0% |
| Q3 2019 | $2,444,000 | -2.9% | 284,642 | +23.7% | 0.00% | -33.3% |
| Q2 2019 | $2,517,000 | -18.7% | 230,106 | +0.6% | 0.00% | -25.0% |
| Q1 2019 | $3,096,000 | +20.0% | 228,817 | -8.1% | 0.00% | 0.0% |
| Q4 2018 | $2,579,000 | -47.4% | 248,926 | -6.3% | 0.00% | -33.3% |
| Q3 2018 | $4,904,000 | +16.2% | 265,629 | +20.3% | 0.01% | 0.0% |
| Q2 2018 | $4,222,000 | +23.4% | 220,825 | -0.4% | 0.01% | +20.0% |
| Q1 2018 | $3,422,000 | -10.2% | 221,800 | -12.8% | 0.01% | 0.0% |
| Q4 2017 | $3,812,000 | -2.0% | 254,317 | +3.1% | 0.01% | -16.7% |
| Q3 2017 | $3,889,000 | -10.5% | 246,617 | +7.1% | 0.01% | -14.3% |
| Q2 2017 | $4,346,000 | +13.0% | 230,200 | +2.1% | 0.01% | +16.7% |
| Q1 2017 | $3,845,000 | +7.1% | 225,400 | -4.0% | 0.01% | 0.0% |
| Q4 2016 | $3,589,000 | +0.3% | 234,700 | +4.2% | 0.01% | 0.0% |
| Q3 2016 | $3,578,000 | +13.6% | 225,300 | -6.4% | 0.01% | +20.0% |
| Q2 2016 | $3,149,000 | +15.9% | 240,800 | -3.0% | 0.01% | +25.0% |
| Q1 2016 | $2,716,000 | -11.0% | 248,300 | -5.7% | 0.00% | -20.0% |
| Q4 2015 | $3,052,000 | +11.2% | 263,300 | 0.0% | 0.01% | 0.0% |
| Q3 2015 | $2,744,000 | -13.6% | 263,300 | 0.0% | 0.01% | 0.0% |
| Q2 2015 | $3,175,000 | -27.7% | 263,300 | 0.0% | 0.01% | -16.7% |
| Q1 2015 | $4,389,000 | 0.0% | 263,300 | 0.0% | 0.01% | 0.0% |
| Q4 2014 | $4,389,000 | +44.6% | 263,300 | +12.4% | 0.01% | +50.0% |
| Q3 2014 | $3,036,000 | -5.4% | 234,315 | +12.0% | 0.00% | 0.0% |
| Q2 2014 | $3,209,000 | +45.2% | 209,300 | 0.0% | 0.00% | +33.3% |
| Q1 2014 | $2,210,000 | -11.1% | 209,300 | 0.0% | 0.00% | -25.0% |
| Q4 2013 | $2,486,000 | -1.5% | 209,300 | -1.7% | 0.00% | -20.0% |
| Q3 2013 | $2,524,000 | +43.4% | 213,000 | +20.4% | 0.01% | +25.0% |
| Q2 2013 | $1,760,000 | – | 176,900 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HealthInvest Partners AB | 1,520,000 | $19,562,000 | 18.54% |
| Sarissa Capital Management LP | 16,390,000 | $210,939,000 | 16.77% |
| Healthcare Value Capital, LLC | 200,000 | $2,574,000 | 5.13% |
| Camber Capital Management LP | 7,500,000 | $96,525,000 | 3.25% |
| 13D Management LLC | 650,455 | $8,371,000 | 2.88% |
| BRIDGER MANAGEMENT, LLC | 2,035,114 | $26,192,000 | 2.44% |
| Brown Capital Management | 18,484,759 | $237,899,000 | 1.80% |
| Healthcare Value Capital, LLC | 50,000 | $644,000 | 1.28% |
| Zebra Capital Management LLC | 53,359 | $687,000 | 0.80% |
| PRICE MICHAEL F | 520,000 | $6,692,000 | 0.74% |