IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 222 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2022. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $2,165,000 | +178.6% | 172,062 | +158.0% | 0.05% | +292.3% |
| Q4 2021 | $777,000 | -28.9% | 66,678 | -20.3% | 0.01% | -27.8% |
| Q3 2021 | $1,093,000 | +141.8% | 83,672 | +107.0% | 0.02% | +100.0% |
| Q1 2021 | $452,000 | +239.8% | 40,418 | +247.2% | 0.01% | +125.0% |
| Q4 2020 | $133,000 | -91.3% | 11,641 | -92.2% | 0.00% | -94.7% |
| Q2 2020 | $1,532,000 | +125.3% | 148,488 | +120.5% | 0.08% | +24.6% |
| Q1 2020 | $680,000 | -36.1% | 67,346 | +16.9% | 0.06% | +125.9% |
| Q3 2018 | $1,064,000 | +142.9% | 57,618 | +100.9% | 0.03% | +145.5% |
| Q4 2016 | $438,000 | -9.5% | 28,674 | -6.0% | 0.01% | 0.0% |
| Q3 2016 | $484,000 | +8.5% | 30,489 | -10.6% | 0.01% | +22.2% |
| Q2 2016 | $446,000 | +189.6% | 34,118 | +142.9% | 0.01% | +125.0% |
| Q1 2016 | $154,000 | -49.8% | 14,044 | -47.0% | 0.00% | -55.6% |
| Q4 2015 | $307,000 | +136.2% | 26,514 | +111.9% | 0.01% | +125.0% |
| Q3 2015 | $130,000 | -36.0% | 12,514 | -38.7% | 0.00% | -73.3% |
| Q2 2013 | $203,000 | – | 20,400 | – | 0.02% | – |
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% |