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 | $25,938,713 | -18.1% | 2,693,532 | -9.5% | 0.08% | -18.4% |
| Q2 2023 | $31,665,172 | +116.8% | 2,976,050 | +114.3% | 0.10% | +88.5% |
| Q1 2023 | $14,608,293 | -14.8% | 1,388,621 | +0.3% | 0.05% | -14.8% |
| Q4 2022 | $17,153,584 | +97.5% | 1,384,470 | +65.2% | 0.06% | +52.5% |
| Q3 2022 | $8,684,000 | +265.8% | 838,277 | +307.2% | 0.04% | +300.0% |
| Q2 2022 | $2,374,000 | -12.7% | 205,880 | -4.8% | 0.01% | +11.1% |
| Q1 2022 | $2,720,000 | -17.6% | 216,309 | -23.6% | 0.01% | -18.2% |
| Q4 2021 | $3,300,000 | -15.6% | 282,994 | -5.5% | 0.01% | -21.4% |
| Q3 2021 | $3,910,000 | -23.1% | 299,483 | -24.2% | 0.01% | -22.2% |
| Q2 2021 | $5,084,000 | +144.2% | 395,034 | +112.1% | 0.02% | +100.0% |
| Q1 2021 | $2,082,000 | -89.4% | 186,226 | -89.2% | 0.01% | -89.5% |
| Q4 2020 | $19,567,000 | +7.4% | 1,717,971 | -15.2% | 0.09% | +19.4% |
| Q3 2020 | $18,221,000 | +102.6% | 2,025,668 | +132.4% | 0.07% | +60.0% |
| Q2 2020 | $8,994,000 | +12.6% | 871,500 | +10.1% | 0.04% | -13.5% |
| Q1 2020 | $7,990,000 | +252.1% | 791,863 | +364.5% | 0.05% | +642.9% |
| Q4 2019 | $2,269,000 | +87.2% | 170,468 | +90.2% | 0.01% | +40.0% |
| Q1 2019 | $1,212,000 | +224.9% | 89,627 | +149.2% | 0.01% | +150.0% |
| Q4 2018 | $373,000 | -84.2% | 35,973 | -71.8% | 0.00% | -77.8% |
| Q3 2018 | $2,354,000 | – | 127,502 | – | 0.01% | – |
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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% |