IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 140 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2014. The put-call ratio across all filers is 0.67 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $669,285 | +77.2% | 69,500 | +95.8% | 0.04% | +80.0% |
| Q2 2023 | $377,720 | -19.0% | 35,500 | -19.9% | 0.02% | -24.2% |
| Q1 2023 | $466,036 | +2119.2% | 44,300 | +2231.6% | 0.03% | +1550.0% |
| Q2 2022 | $21,000 | -80.7% | 1,900 | -78.1% | 0.00% | -80.0% |
| Q1 2022 | $109,000 | +505.6% | 8,688 | +507.1% | 0.01% | +900.0% |
| Q2 2021 | $18,000 | +260.0% | 1,431 | +138.5% | 0.00% | 0.0% |
| Q3 2020 | $5,000 | -72.2% | 600 | -66.6% | 0.00% | -50.0% |
| Q2 2020 | $18,000 | +1700.0% | 1,796 | +1022.5% | 0.00% | +100.0% |
| Q1 2020 | $1,000 | -98.7% | 160 | -97.2% | 0.00% | -87.5% |
| Q4 2019 | $76,000 | +40.7% | 5,749 | -8.7% | 0.01% | +60.0% |
| Q3 2019 | $54,000 | +1.9% | 6,300 | +126.7% | 0.01% | +25.0% |
| Q2 2018 | $53,000 | -3.6% | 2,779 | -42.2% | 0.00% | -55.6% |
| Q4 2015 | $55,000 | +400.0% | 4,808 | +337.1% | 0.01% | +350.0% |
| Q3 2015 | $11,000 | -91.9% | 1,100 | -90.3% | 0.00% | -91.7% |
| Q2 2015 | $136,000 | +615.8% | 11,306 | +842.2% | 0.02% | +380.0% |
| Q1 2015 | $19,000 | +111.1% | 1,200 | +100.0% | 0.01% | +66.7% |
| Q4 2014 | $9,000 | -96.8% | 600 | -96.7% | 0.00% | -93.3% |
| Q2 2014 | $282,000 | +1384.2% | 18,400 | +982.4% | 0.04% | +400.0% |
| Q4 2013 | $19,000 | – | 1,700 | – | 0.01% | – |
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% |