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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $12,885 | -69.8% | 1,338 | -66.7% | 0.00% | -100.0% |
| Q2 2023 | $42,709 | +27.9% | 4,014 | +26.5% | 0.00% | 0.0% |
| Q1 2023 | $33,380 | +646.3% | 3,173 | +778.9% | 0.00% | – |
| Q4 2022 | $4,473 | -10.5% | 361 | -20.5% | 0.00% | – |
| Q3 2022 | $5,000 | -44.4% | 454 | -41.5% | 0.00% | – |
| Q2 2022 | $9,000 | +50.0% | 776 | +68.3% | 0.00% | – |
| Q1 2022 | $6,000 | +20.0% | 461 | +9.8% | 0.00% | – |
| Q4 2021 | $5,000 | 0.0% | 420 | 0.0% | 0.00% | – |
| Q3 2021 | $5,000 | -28.6% | 420 | -19.1% | 0.00% | – |
| Q2 2021 | $7,000 | +40.0% | 519 | +27.2% | 0.00% | – |
| Q1 2021 | $5,000 | +66.7% | 408 | +61.3% | 0.00% | – |
| Q4 2020 | $3,000 | +50.0% | 253 | -7.3% | 0.00% | – |
| Q3 2020 | $2,000 | +100.0% | 273 | +326.6% | 0.00% | – |
| Q2 2020 | $1,000 | – | 64 | – | 0.00% | – |
Download | ||||||
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% |