IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 139 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2015. The put-call ratio across all filers is 0.53 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2015 | $160,000 | -30.4% | 10,000 | -33.3% | 0.10% | -30.0% |
| Q4 2014 | $230,000 | -58.5% | 15,000 | -65.0% | 0.14% | -56.7% |
| Q3 2014 | $554,000 | -5.1% | 42,800 | +12.3% | 0.32% | +1.6% |
| Q2 2014 | $584,000 | +13.0% | 38,100 | -9.3% | 0.32% | -2.5% |
| Q1 2014 | $517,000 | +124.8% | 42,000 | +112.1% | 0.33% | +120.3% |
| Q4 2013 | $230,000 | – | 19,800 | – | 0.15% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $183,240,000 | 17.56% |
| HealthInvest Partners AB | 1,450,000 | $16,211,000 | 12.91% |
| Healthcare Value Capital, LLC | 200,000 | $2,236,000 | 4.98% |
| BRIDGER MANAGEMENT, LLC | 2,852,414 | $31,890,000 | 2.98% |
| Camber Capital Management LP | 7,500,000 | $83,850,000 | 2.88% |
| 13D Management LLC | 658,017 | $7,357,000 | 2.72% |
| Brown Capital Management | 20,170,126 | $225,502,000 | 1.68% |
| Healthcare Value Capital, LLC | 50,000 | $559,000 | 1.24% |
| Zebra Capital Management LLC | 59,122 | $661,000 | 0.73% |
| PRICE MICHAEL F | 520,000 | $5,814,000 | 0.70% |