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 | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $3,000 | 0.0% | 230 | 0.0% | 0.00% | – |
| Q1 2021 | $3,000 | -96.2% | 230 | -96.6% | 0.00% | -100.0% |
| Q4 2020 | $78,000 | +27.9% | 6,830 | 0.0% | 0.01% | +66.7% |
| Q3 2020 | $61,000 | +41.9% | 6,830 | +65.0% | 0.00% | +50.0% |
| Q2 2020 | $43,000 | +2.4% | 4,140 | -0.7% | 0.00% | 0.0% |
| Q1 2020 | $42,000 | -25.0% | 4,170 | 0.0% | 0.00% | 0.0% |
| Q4 2019 | $56,000 | +55.6% | 4,170 | 0.0% | 0.00% | +100.0% |
| Q3 2019 | $36,000 | -21.7% | 4,170 | 0.0% | 0.00% | -50.0% |
| Q2 2019 | $46,000 | -17.9% | 4,170 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $56,000 | -66.9% | 4,170 | -74.4% | 0.00% | -66.7% |
| Q4 2018 | $169,000 | -44.8% | 16,270 | -1.8% | 0.01% | -33.3% |
| Q3 2018 | $306,000 | +4.1% | 16,570 | +7.8% | 0.01% | 0.0% |
| Q2 2018 | $294,000 | +24.1% | 15,370 | -0.1% | 0.01% | +12.5% |
| Q1 2018 | $237,000 | -42.2% | 15,380 | -43.8% | 0.01% | -38.5% |
| Q4 2017 | $410,000 | -5.1% | 27,380 | 0.0% | 0.01% | -7.1% |
| Q3 2017 | $432,000 | -16.4% | 27,380 | 0.0% | 0.01% | -12.5% |
| Q2 2017 | $517,000 | +5.9% | 27,380 | -4.2% | 0.02% | +14.3% |
| Q1 2017 | $488,000 | +11.7% | 28,580 | -0.1% | 0.01% | +7.7% |
| Q4 2016 | $437,000 | -3.7% | 28,600 | 0.0% | 0.01% | 0.0% |
| Q3 2016 | $454,000 | +21.4% | 28,600 | 0.0% | 0.01% | +18.2% |
| Q2 2016 | $374,000 | +17.6% | 28,600 | -1.7% | 0.01% | +10.0% |
| Q1 2016 | $318,000 | -64.6% | 29,100 | -61.0% | 0.01% | -66.7% |
| Q2 2015 | $899,000 | -31.4% | 74,534 | -9.0% | 0.03% | -31.8% |
| Q1 2015 | $1,311,000 | – | 81,924 | – | 0.04% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $172,422,800 | 22.05% |
| 13D Management LLC | 533,562 | $5,613,073 | 2.85% |
| Quantedge Capital Pte Ltd | 541,200 | $5,693,424 | 2.22% |
| Price Jennifer C. | 520,000 | $5,470,400 | 1.74% |
| Tamarack Advisers, LP | 210,000 | $2,209,200 | 0.81% |
| Intrinsic Value Partners, LLC | 51,605 | $542,885 | 0.73% |
| Brown Capital Management | 3,933,933 | $41,384,975 | 0.62% |
| Old West Investment Management, LLC | 75,219 | $791,303 | 0.43% |
| EMC Capital Management | 43,315 | $456 | 0.38% |
| Hillsdale Investment Management Inc. | 420,617 | $4,424,891 | 0.38% |