IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 148 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2018. The put-call ratio across all filers is 0.49 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $586,435 | -12.8% | 89,944 | +16.5% | 0.00% | -20.0% |
| Q1 2024 | $672,325 | -75.6% | 77,190 | -68.0% | 0.01% | -76.2% |
| Q4 2023 | $2,755,564 | +11.8% | 240,871 | -5.9% | 0.02% | 0.0% |
| Q3 2023 | $2,464,269 | -6.2% | 255,895 | +3.7% | 0.02% | 0.0% |
| Q2 2023 | $2,626,271 | -21.8% | 246,830 | -22.7% | 0.02% | -25.0% |
| Q1 2023 | $3,359,909 | -23.1% | 319,383 | -9.4% | 0.03% | -26.3% |
| Q4 2022 | $4,366,719 | +14.8% | 352,439 | -4.0% | 0.04% | +8.6% |
| Q3 2022 | $3,805,000 | +24.7% | 367,238 | +38.8% | 0.04% | +45.8% |
| Q2 2022 | $3,052,000 | +146.3% | 264,676 | +168.7% | 0.02% | +242.9% |
| Q1 2022 | $1,239,000 | -0.5% | 98,492 | -7.7% | 0.01% | +16.7% |
| Q4 2021 | $1,245,000 | -63.0% | 106,734 | -41.4% | 0.01% | -72.7% |
| Q3 2018 | $3,362,000 | +2.2% | 182,126 | +5.8% | 0.02% | 0.0% |
| Q2 2018 | $3,291,000 | +12.9% | 172,142 | -8.9% | 0.02% | +214.3% |
| Q1 2018 | $2,915,000 | +5.3% | 188,974 | +2.4% | 0.01% | 0.0% |
| Q4 2017 | $2,768,000 | -24.5% | 184,602 | -20.6% | 0.01% | -22.2% |
| Q3 2017 | $3,664,000 | -3.8% | 232,350 | +15.2% | 0.01% | -10.0% |
| Q2 2017 | $3,807,000 | +20.2% | 201,643 | +8.6% | 0.01% | +11.1% |
| Q1 2017 | $3,167,000 | +13.5% | 185,638 | +1.7% | 0.01% | +12.5% |
| Q4 2016 | $2,790,000 | -15.4% | 182,493 | -12.1% | 0.01% | -20.0% |
| Q3 2016 | $3,296,000 | +11.4% | 207,551 | -8.3% | 0.01% | +11.1% |
| Q2 2016 | $2,960,000 | +7.9% | 226,387 | -9.7% | 0.01% | 0.0% |
| Q1 2016 | $2,743,000 | -36.0% | 250,699 | -32.2% | 0.01% | -25.0% |
| Q4 2015 | $4,288,000 | -18.6% | 369,971 | -26.8% | 0.01% | -25.0% |
| Q3 2015 | $5,267,000 | -19.8% | 505,463 | -7.1% | 0.02% | 0.0% |
| Q2 2015 | $6,564,000 | +1.2% | 544,317 | +34.3% | 0.02% | +6.7% |
| Q1 2015 | $6,486,000 | +26.3% | 405,404 | +20.9% | 0.02% | +15.4% |
| Q4 2014 | $5,137,000 | +29.1% | 335,289 | +9.1% | 0.01% | +30.0% |
| Q3 2014 | $3,980,000 | -3.4% | 307,222 | +14.3% | 0.01% | 0.0% |
| Q2 2014 | $4,120,000 | -0.3% | 268,751 | -19.9% | 0.01% | -16.7% |
| Q1 2014 | $4,134,000 | +19.6% | 335,535 | +12.7% | 0.01% | +9.1% |
| Q4 2013 | $3,456,000 | -8.0% | 297,697 | -6.1% | 0.01% | -15.4% |
| Q3 2013 | $3,755,000 | -9.5% | 316,885 | -24.0% | 0.01% | -23.5% |
| Q2 2013 | $4,151,000 | – | 417,145 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $183,240,000 | 17.56% |
| HealthInvest Partners AB | 1,450,000 | $16,211,000 | 12.91% |
| Healthcare Value Capital, LLC | 200,000 | $2,236,000 | 4.98% |
| BRIDGER MANAGEMENT, LLC | 2,852,414 | $31,890,000 | 2.98% |
| Camber Capital Management LP | 7,500,000 | $83,850,000 | 2.88% |
| 13D Management LLC | 658,017 | $7,357,000 | 2.72% |
| Brown Capital Management | 20,170,126 | $225,502,000 | 1.68% |
| Healthcare Value Capital, LLC | 50,000 | $559,000 | 1.24% |
| Zebra Capital Management LLC | 59,122 | $661,000 | 0.73% |
| PRICE MICHAEL F | 520,000 | $5,814,000 | 0.70% |