IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 231 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2021. The put-call ratio across all filers is 0.20 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2024 | $1,615,731 | -45.4% | 185,503 | -28.2% | 0.01% | -50.0% |
| Q4 2023 | $2,957,515 | +12.4% | 258,524 | -5.4% | 0.01% | +11.1% |
| Q3 2023 | $2,632,332 | +12.3% | 273,347 | +24.1% | 0.01% | +12.5% |
| Q2 2023 | $2,342,981 | +10.7% | 220,205 | +9.5% | 0.01% | 0.0% |
| Q1 2023 | $2,116,098 | -15.1% | 201,150 | 0.0% | 0.01% | -11.1% |
| Q4 2022 | $2,492,249 | +12.9% | 201,150 | -5.6% | 0.01% | 0.0% |
| Q3 2022 | $2,207,000 | -4.0% | 213,014 | +6.8% | 0.01% | 0.0% |
| Q2 2022 | $2,300,000 | -21.4% | 199,448 | -14.2% | 0.01% | 0.0% |
| Q1 2022 | $2,925,000 | +10.6% | 232,492 | +14.8% | 0.01% | +12.5% |
| Q3 2021 | $2,645,000 | -0.8% | 202,526 | -2.3% | 0.01% | -11.1% |
| Q2 2021 | $2,667,000 | +2.5% | 207,193 | -10.9% | 0.01% | 0.0% |
| Q1 2021 | $2,601,000 | +5.4% | 232,635 | +7.4% | 0.01% | 0.0% |
| Q4 2020 | $2,468,000 | +24.2% | 216,692 | -1.9% | 0.01% | +12.5% |
| Q3 2020 | $1,987,000 | +12.1% | 220,860 | +28.6% | 0.01% | +14.3% |
| Q2 2020 | $1,772,000 | -9.1% | 171,746 | -11.1% | 0.01% | -22.2% |
| Q1 2020 | $1,949,000 | -24.2% | 193,182 | 0.0% | 0.01% | -10.0% |
| Q4 2019 | $2,571,000 | +36.2% | 193,182 | -12.2% | 0.01% | +42.9% |
| Q3 2019 | $1,888,000 | – | 219,900 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $191,107,000 | 16.54% |
| HealthInvest Partners AB | 730,000 | $8,512,000 | 11.99% |
| 13D Management LLC | 612,853 | $7,146,000 | 2.74% |
| Brown Capital Management | 16,257,899 | $189,567,000 | 1.57% |
| BRIDGER MANAGEMENT, LLC | 929,714 | $10,840,000 | 1.40% |
| Camber Capital Management LP | 3,000,000 | $34,980,000 | 1.20% |
| Intrinsic Value Partners, LLC | 55,057 | $642,000 | 0.68% |
| PRICE MICHAEL F | 520,000 | $6,063,000 | 0.67% |
| CLARK ESTATES INC/NY | 355,000 | $4,139,000 | 0.61% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 8,145,674 | $94,979,000 | 0.56% |