IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 130 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2013. The put-call ratio across all filers is 0.21 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $0 | – | 0 | – | 0.00% | – |
| Q2 2018 | $0 | – | 0 | – | 0.00% | – |
| Q1 2018 | $0 | – | 0 | – | 0.00% | – |
| Q4 2017 | $0 | – | 0 | – | 0.00% | – |
| Q3 2017 | $0 | – | 0 | – | 0.00% | – |
| Q1 2017 | $0 | – | 0 | – | 0.00% | – |
| Q4 2016 | $0 | -100.0% | 0 | -100.0% | 0.00% | -100.0% |
| Q3 2013 | $474,000 | +58.5% | 40,000 | +33.3% | 0.01% | +50.0% |
| Q2 2013 | $299,000 | – | 30,000 | – | 0.01% | – |
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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% |