IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 205 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2020. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $301,063 | -10.5% | 31,263 | -1.1% | 0.00% | 0.0% |
| Q2 2023 | $336,341 | +5.1% | 31,611 | +3.9% | 0.00% | 0.0% |
| Q1 2023 | $319,976 | -24.4% | 30,416 | -11.0% | 0.00% | 0.0% |
| Q4 2022 | $423,317 | +29.1% | 34,166 | +8.2% | 0.00% | 0.0% |
| Q3 2022 | $328,000 | -10.6% | 31,586 | -0.5% | 0.00% | 0.0% |
| Q2 2022 | $367,000 | -33.6% | 31,748 | -27.9% | 0.00% | 0.0% |
| Q1 2022 | $553,000 | -13.9% | 44,006 | -20.2% | 0.00% | 0.0% |
| Q4 2021 | $642,000 | -8.0% | 55,111 | +3.2% | 0.00% | -50.0% |
| Q3 2021 | $698,000 | -18.8% | 53,419 | -20.0% | 0.00% | -33.3% |
| Q2 2021 | $860,000 | +18.5% | 66,791 | +2.9% | 0.00% | +50.0% |
| Q1 2021 | $726,000 | +6.1% | 64,916 | +8.1% | 0.00% | -33.3% |
| Q4 2020 | $684,000 | +67.6% | 60,061 | +32.5% | 0.00% | +50.0% |
| Q3 2020 | $408,000 | -16.2% | 45,329 | -3.9% | 0.00% | -33.3% |
| Q2 2020 | $487,000 | +57.1% | 47,154 | +53.5% | 0.00% | +50.0% |
| Q1 2020 | $310,000 | -57.5% | 30,726 | -43.9% | 0.00% | -33.3% |
| Q4 2019 | $729,000 | +41.8% | 54,747 | -8.6% | 0.00% | 0.0% |
| Q3 2019 | $514,000 | -22.1% | 59,869 | -0.8% | 0.00% | -25.0% |
| Q2 2019 | $660,000 | -28.1% | 60,328 | -11.1% | 0.00% | -20.0% |
| Q1 2019 | $918,000 | +42.3% | 67,830 | +8.9% | 0.01% | 0.0% |
| Q4 2018 | $645,000 | -52.6% | 62,271 | -15.5% | 0.01% | -44.4% |
| Q3 2018 | $1,361,000 | -6.6% | 73,704 | -3.3% | 0.01% | -10.0% |
| Q2 2018 | $1,457,000 | +17.3% | 76,217 | -5.3% | 0.01% | +25.0% |
| Q1 2018 | $1,242,000 | -10.8% | 80,511 | -13.4% | 0.01% | -20.0% |
| Q4 2017 | $1,393,000 | +3.5% | 92,936 | +8.9% | 0.01% | -16.7% |
| Q3 2017 | $1,346,000 | -11.7% | 85,330 | +5.7% | 0.01% | -20.0% |
| Q2 2017 | $1,524,000 | +4.0% | 80,715 | -6.0% | 0.02% | 0.0% |
| Q1 2017 | $1,465,000 | -10.8% | 85,886 | -20.1% | 0.02% | -16.7% |
| Q4 2016 | $1,643,000 | +7.3% | 107,432 | +11.4% | 0.02% | -14.3% |
| Q3 2016 | $1,531,000 | +5.1% | 96,420 | -13.5% | 0.02% | +10.5% |
| Q2 2016 | $1,457,000 | +21.3% | 111,464 | +1.6% | 0.02% | +11.8% |
| Q1 2016 | $1,201,000 | -14.0% | 109,753 | -8.9% | 0.02% | 0.0% |
| Q4 2015 | $1,396,000 | +23.3% | 120,454 | +10.9% | 0.02% | +6.2% |
| Q3 2015 | $1,132,000 | -19.4% | 108,629 | -6.8% | 0.02% | -15.8% |
| Q2 2015 | $1,405,000 | -29.2% | 116,522 | -6.0% | 0.02% | -17.4% |
| Q1 2015 | $1,984,000 | +20.4% | 124,006 | +15.3% | 0.02% | +21.1% |
| Q4 2014 | $1,648,000 | +15.9% | 107,578 | -2.0% | 0.02% | 0.0% |
| Q3 2014 | $1,422,000 | -29.1% | 109,744 | -16.1% | 0.02% | -26.9% |
| Q2 2014 | $2,005,000 | -17.5% | 130,785 | -33.7% | 0.03% | -13.3% |
| Q1 2014 | $2,429,000 | +321.0% | 197,149 | +296.6% | 0.03% | +233.3% |
| Q4 2013 | $577,000 | -47.2% | 49,711 | -46.1% | 0.01% | -65.4% |
| Q3 2013 | $1,093,000 | +52.2% | 92,258 | +27.8% | 0.03% | +85.7% |
| Q2 2013 | $718,000 | – | 72,183 | – | 0.01% | – |
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% |