IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 166 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2016. The put-call ratio across all filers is 0.80 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $204,000 | +137.2% | 22,676 | +125.5% | 0.01% | +150.0% |
| Q3 2019 | $86,000 | -90.0% | 10,056 | -84.2% | 0.00% | -90.5% |
| Q1 2019 | $864,000 | -9.4% | 63,835 | +3.3% | 0.02% | +40.0% |
| Q1 2018 | $954,000 | -14.0% | 61,812 | -16.5% | 0.02% | 0.0% |
| Q4 2017 | $1,109,000 | -34.5% | 73,988 | -31.1% | 0.02% | -34.8% |
| Q3 2017 | $1,693,000 | +71.4% | 107,367 | +105.3% | 0.02% | +91.7% |
| Q2 2017 | $988,000 | -7.6% | 52,308 | -16.5% | 0.01% | -7.7% |
| Q1 2017 | $1,069,000 | -20.5% | 62,632 | -28.8% | 0.01% | 0.0% |
| Q4 2016 | $1,345,000 | +25.0% | 87,990 | +29.9% | 0.01% | 0.0% |
| Q3 2016 | $1,076,000 | +432.7% | 67,761 | +266.4% | 0.01% | +333.3% |
| Q1 2016 | $202,000 | – | 18,495 | – | 0.00% | – |
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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% |