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 | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $2,436,549 | +36.8% | 228,999 | +35.2% | 0.00% | +50.0% |
| Q1 2023 | $1,781,467 | -63.8% | 169,341 | -57.3% | 0.00% | -66.7% |
| Q4 2022 | $4,917,008 | -5.6% | 396,853 | -21.0% | 0.01% | -14.3% |
| Q3 2022 | $5,208,000 | +22.7% | 502,662 | +36.6% | 0.01% | +40.0% |
| Q2 2022 | $4,244,000 | -26.5% | 368,104 | -19.8% | 0.01% | -16.7% |
| Q1 2022 | $5,774,000 | +78.6% | 459,003 | +65.5% | 0.01% | +100.0% |
| Q4 2021 | $3,233,000 | +93.2% | 277,274 | +116.4% | 0.00% | +50.0% |
| Q3 2021 | $1,673,000 | +213.3% | 128,107 | +168.1% | 0.00% | +100.0% |
| Q1 2021 | $534,000 | -60.7% | 47,780 | -59.9% | 0.00% | -50.0% |
| Q4 2020 | $1,358,000 | +36.2% | 119,215 | +7.6% | 0.00% | 0.0% |
| Q3 2020 | $997,000 | -50.8% | 110,810 | -43.6% | 0.00% | -50.0% |
| Q2 2020 | $2,028,000 | -11.9% | 196,522 | -13.9% | 0.00% | -20.0% |
| Q1 2020 | $2,303,000 | +1201.1% | 228,250 | +1616.7% | 0.01% | – |
| Q4 2019 | $177,000 | -54.1% | 13,296 | -70.4% | 0.00% | -100.0% |
| Q3 2019 | $386,000 | -48.9% | 44,941 | -34.9% | 0.00% | 0.0% |
| Q2 2019 | $756,000 | -33.0% | 69,084 | -36.6% | 0.00% | -66.7% |
| Q4 2018 | $1,128,000 | -64.8% | 108,927 | -37.3% | 0.00% | -50.0% |
| Q3 2018 | $3,206,000 | +236.8% | 173,677 | +248.8% | 0.01% | +200.0% |
| Q2 2018 | $952,000 | -20.5% | 49,794 | -34.4% | 0.00% | -33.3% |
| Q3 2017 | $1,197,000 | -33.1% | 75,912 | -19.9% | 0.00% | -40.0% |
| Q2 2017 | $1,789,000 | +33.2% | 94,732 | +20.3% | 0.01% | +25.0% |
| Q1 2017 | $1,343,000 | -36.1% | 78,714 | -42.7% | 0.00% | -33.3% |
| Q4 2016 | $2,102,000 | +20.3% | 137,467 | +25.0% | 0.01% | +20.0% |
| Q3 2016 | $1,747,000 | +251.5% | 110,012 | +189.2% | 0.01% | +150.0% |
| Q2 2016 | $497,000 | – | 38,034 | – | 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% |