IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 154 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2018. The put-call ratio across all filers is 1.04 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $78,188 | -59.9% | 11,992 | -46.5% | 0.01% | -50.0% |
| Q1 2024 | $195,095 | -64.8% | 22,399 | -58.1% | 0.01% | -50.0% |
| Q3 2022 | $554,000 | -9.5% | 53,485 | +0.8% | 0.02% | +17.6% |
| Q2 2022 | $612,000 | -27.7% | 53,036 | -21.2% | 0.02% | -29.2% |
| Q1 2022 | $846,000 | +7.8% | 67,282 | 0.0% | 0.02% | +20.0% |
| Q4 2021 | $785,000 | -12.7% | 67,282 | -2.3% | 0.02% | -13.0% |
| Q3 2021 | $899,000 | -45.4% | 68,853 | -46.2% | 0.02% | -53.1% |
| Q2 2021 | $1,646,000 | +4.9% | 127,867 | -8.9% | 0.05% | +22.5% |
| Q1 2021 | $1,569,000 | +22314.3% | 140,338 | +26229.8% | 0.04% | – |
| Q1 2019 | $7,000 | -99.5% | 533 | -99.4% | 0.00% | -100.0% |
| Q4 2017 | $1,412,000 | +149.9% | 94,200 | +215.1% | 0.11% | +113.2% |
| Q2 2017 | $565,000 | -5.2% | 29,900 | -14.4% | 0.05% | -7.0% |
| Q1 2017 | $596,000 | +69.3% | 34,937 | +51.9% | 0.06% | +32.6% |
| Q4 2016 | $352,000 | -51.6% | 23,005 | -49.7% | 0.04% | -43.4% |
| Q3 2016 | $727,000 | – | 45,758 | – | 0.08% | – |
Download | ||||||
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% |