IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 192 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2020. The put-call ratio across all filers is 0.07 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,116 | +348.2% | 115,889 | +396.0% | 0.00% | – |
| Q2 2023 | $249 | -100.0% | 23,365 | -91.5% | 0.00% | -100.0% |
| Q4 2021 | $3,214,000 | -66.6% | 275,640 | -62.5% | 0.00% | -66.7% |
| Q3 2021 | $9,609,000 | +125.2% | 735,721 | +96.4% | 0.01% | +100.0% |
| Q4 2020 | $4,266,000 | +1346.1% | 374,569 | +1212.0% | 0.01% | +500.0% |
| Q2 2020 | $295,000 | +94.1% | 28,549 | +89.1% | 0.00% | – |
| Q1 2020 | $152,000 | -97.6% | 15,100 | -96.9% | 0.00% | -100.0% |
| Q4 2019 | $6,410,000 | – | 481,624 | – | 0.02% | – |
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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% |