IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 205 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2020. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2023 | $2,605,654 | +14.8% | 227,767 | -3.4% | 0.07% | +9.4% |
| Q3 2023 | $2,269,695 | +32.6% | 235,690 | +46.5% | 0.06% | +52.4% |
| Q2 2023 | $1,712,316 | -0.8% | 160,932 | -1.9% | 0.04% | -10.6% |
| Q1 2023 | $1,726,606 | +346.2% | 164,126 | +339.1% | 0.05% | +261.5% |
| Q3 2022 | $387,000 | -10.2% | 37,377 | +0.0% | 0.01% | 0.0% |
| Q2 2022 | $431,000 | -19.4% | 37,371 | -12.2% | 0.01% | +18.2% |
| Q1 2022 | $535,000 | +26650.0% | 42,567 | +15322.8% | 0.01% | – |
| Q3 2020 | $2,000 | – | 276 | – | 0.00% | – |
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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% |