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 | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $98,651,000 | +8.0% | 6,452,010 | +12.2% | 0.02% | -5.3% |
| Q3 2016 | $91,311,000 | +26.8% | 5,750,071 | +4.4% | 0.02% | +18.8% |
| Q2 2016 | $72,002,000 | +18.9% | 5,506,855 | -0.5% | 0.02% | +14.3% |
| Q1 2016 | $60,545,000 | -6.3% | 5,534,320 | -0.7% | 0.01% | -6.7% |
| Q4 2015 | $64,621,000 | +5.7% | 5,575,596 | -4.9% | 0.02% | -6.2% |
| Q3 2015 | $61,110,000 | -13.9% | 5,864,667 | -0.4% | 0.02% | -5.9% |
| Q2 2015 | $70,994,000 | -21.7% | 5,886,692 | +3.9% | 0.02% | -22.7% |
| Q1 2015 | $90,666,000 | +10.9% | 5,666,614 | +6.2% | 0.02% | +10.0% |
| Q4 2014 | $81,761,000 | +32.1% | 5,336,875 | +11.7% | 0.02% | +17.6% |
| Q3 2014 | $61,916,000 | -14.4% | 4,779,331 | +1.2% | 0.02% | -15.0% |
| Q2 2014 | $72,373,000 | +18.4% | 4,720,980 | -4.8% | 0.02% | +11.1% |
| Q1 2014 | $61,106,000 | +32.7% | 4,959,931 | +25.1% | 0.02% | +28.6% |
| Q4 2013 | $46,040,000 | +0.6% | 3,965,586 | +2.6% | 0.01% | -6.7% |
| Q3 2013 | $45,756,000 | +35.1% | 3,864,496 | +13.3% | 0.02% | +25.0% |
| Q2 2013 | $33,870,000 | – | 3,410,837 | – | 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% |