IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 170 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2017. The put-call ratio across all filers is 0.98 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $43,000 | +152.9% | 4,200 | +145.8% | 0.01% | +33.3% |
| Q1 2020 | $17,000 | -93.2% | 1,709 | -90.9% | 0.01% | -81.6% |
| Q4 2019 | $250,000 | +8.7% | 18,800 | -29.9% | 0.05% | -18.3% |
| Q3 2019 | $230,000 | +103.5% | 26,835 | +159.7% | 0.06% | +81.8% |
| Q2 2019 | $113,000 | -40.5% | 10,335 | -31.1% | 0.03% | +32.0% |
| Q1 2019 | $190,000 | +9400.0% | 15,000 | +14900.0% | 0.02% | – |
| Q1 2018 | $2,000 | -98.3% | 100 | -98.8% | 0.00% | -100.0% |
| Q4 2017 | $121,000 | -63.0% | 8,101 | -53.2% | 0.03% | -43.8% |
| Q2 2017 | $327,000 | +91.2% | 17,314 | +54.6% | 0.05% | +118.2% |
| Q4 2016 | $171,000 | -2.3% | 11,200 | +2.2% | 0.02% | -31.2% |
| Q1 2015 | $175,000 | – | 10,962 | – | 0.03% | – |
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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% |