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 | $3,804,901 | -10.7% | 395,109 | -1.3% | 0.00% | 0.0% |
| Q2 2023 | $4,259,479 | +1.8% | 400,327 | +0.7% | 0.00% | 0.0% |
| Q1 2023 | $4,183,436 | -14.4% | 397,665 | +0.8% | 0.00% | -50.0% |
| Q4 2022 | $4,888,635 | +20.1% | 394,563 | +0.4% | 0.00% | 0.0% |
| Q3 2022 | $4,070,000 | -19.9% | 392,825 | -10.9% | 0.00% | 0.0% |
| Q2 2022 | $5,084,000 | +191.7% | 440,971 | +218.2% | 0.00% | +100.0% |
| Q1 2022 | $1,743,000 | +8.4% | 138,600 | +0.6% | 0.00% | – |
| Q4 2021 | $1,608,000 | -10.5% | 137,832 | +0.2% | 0.00% | -100.0% |
| Q3 2021 | $1,796,000 | +29.8% | 137,554 | +27.9% | 0.00% | – |
| Q2 2021 | $1,384,000 | +13.6% | 107,547 | -1.3% | 0.00% | – |
| Q1 2021 | $1,218,000 | -1.5% | 108,968 | +0.4% | 0.00% | – |
| Q4 2020 | $1,236,000 | +58.1% | 108,542 | +24.9% | 0.00% | – |
| Q3 2020 | $782,000 | -19.2% | 86,929 | -7.4% | 0.00% | – |
| Q2 2020 | $968,000 | +3.3% | 93,871 | +1.1% | 0.00% | -100.0% |
| Q1 2020 | $937,000 | -27.8% | 92,843 | -4.7% | 0.00% | 0.0% |
| Q4 2019 | $1,297,000 | +103.3% | 97,415 | +31.0% | 0.00% | – |
| Q3 2019 | $638,000 | -12.6% | 74,347 | +11.5% | 0.00% | – |
| Q2 2019 | $730,000 | -15.7% | 66,691 | +4.1% | 0.00% | – |
| Q1 2019 | $866,000 | +32.6% | 64,038 | +1.5% | 0.00% | -100.0% |
| Q4 2018 | $653,000 | -29.1% | 63,083 | +26.4% | 0.00% | 0.0% |
| Q3 2018 | $921,000 | -3.6% | 49,927 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $955,000 | +18.6% | 49,927 | -4.3% | 0.00% | 0.0% |
| Q1 2018 | $805,000 | -12.7% | 52,167 | -14.9% | 0.00% | 0.0% |
| Q4 2017 | $922,000 | +4.9% | 61,292 | +10.0% | 0.00% | 0.0% |
| Q3 2017 | $879,000 | -2.3% | 55,707 | +16.6% | 0.00% | 0.0% |
| Q2 2017 | $900,000 | +15.2% | 47,773 | +5.0% | 0.00% | 0.0% |
| Q1 2017 | $781,000 | +10.9% | 45,508 | -1.3% | 0.00% | 0.0% |
| Q4 2016 | $704,000 | +38.3% | 46,107 | +41.0% | 0.00% | 0.0% |
| Q3 2016 | $509,000 | +17.3% | 32,697 | -2.2% | 0.00% | – |
| Q2 2016 | $434,000 | +19.9% | 33,439 | 0.0% | 0.00% | – |
| Q1 2016 | $362,000 | +19.9% | 33,439 | +29.3% | 0.00% | – |
| Q4 2015 | $302,000 | +14.8% | 25,860 | 0.0% | 0.00% | – |
| Q3 2015 | $263,000 | -7.1% | 25,860 | +7.6% | 0.00% | – |
| Q2 2015 | $283,000 | -17.3% | 24,026 | +15.1% | 0.00% | – |
| Q1 2015 | $342,000 | +28.1% | 20,866 | +19.6% | 0.00% | – |
| Q4 2014 | $267,000 | +12.2% | 17,453 | -2.2% | 0.00% | – |
| Q3 2014 | $238,000 | – | 17,851 | – | 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% |