IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 271 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2024. The put-call ratio across all filers is 0.08 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $0 | – | 10 | 0.0% | 0.00% | – |
| Q1 2024 | $0 | – | 10 | -28.6% | 0.00% | – |
| Q4 2023 | $0 | -100.0% | 14 | -98.5% | 0.00% | -100.0% |
| Q3 2023 | $9 | 0.0% | 921 | +8.4% | 0.01% | 0.0% |
| Q2 2023 | $9 | +125.0% | 850 | +135.5% | 0.01% | +133.3% |
| Q1 2023 | $4 | -50.0% | 361 | -48.0% | 0.00% | 0.0% |
| Q4 2022 | $8 | -99.8% | 694 | +52.5% | 0.00% | -25.0% |
| Q3 2022 | $5,000 | -16.7% | 455 | -12.8% | 0.00% | -20.0% |
| Q2 2022 | $6,000 | -14.3% | 522 | -5.1% | 0.01% | 0.0% |
| Q1 2022 | $7,000 | +75.0% | 550 | +70.8% | 0.01% | -16.7% |
| Q4 2021 | $4,000 | – | 322 | – | 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% |