IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 213 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2021. The put-call ratio across all filers is 0.19 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2023 | $1,602 | +172.9% | 140 | +129.5% | 0.00% | – |
| Q3 2023 | $587 | -97.4% | 61 | -97.1% | 0.00% | -100.0% |
| Q2 2023 | $22,770 | +801.8% | 2,140 | +791.7% | 0.00% | – |
| Q1 2023 | $2,525 | +252400.0% | 240 | +108.7% | 0.00% | – |
| Q4 2022 | $1 | -99.9% | 115 | +18.6% | 0.00% | – |
| Q3 2022 | $1,000 | 0.0% | 97 | +64.4% | 0.00% | – |
| Q4 2021 | $1,000 | 0.0% | 59 | +51.3% | 0.00% | – |
| Q3 2021 | $1,000 | 0.0% | 39 | 0.0% | 0.00% | – |
| Q2 2021 | $1,000 | – | 39 | 0.0% | 0.00% | – |
| Q1 2021 | $0 | – | 39 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 2,855,515 | $43,661,000 | 13.90% |
| BLUE JAY CAPITAL MANAGEMENT, LLC | 772,369 | $11,810,000 | 7.13% |
| Rubric Capital Management LP | 1,275,000 | $19,495,000 | 6.70% |
| SECTOR GAMMA AS | 1,972,678 | $30,162,000 | 5.68% |
| BRIDGER MANAGEMENT, LLC | 1,879,313 | $28,735,000 | 2.00% |
| Asymmetry Capital Management, L.P. | 57,363 | $877,000 | 1.63% |
| Orbimed Advisors | 7,241,300 | $110,719,000 | 1.41% |
| Broderick Brian C | 144,476 | $2,209,000 | 0.96% |
| Granahan Investment Management | 1,408,000 | $21,528,000 | 0.74% |
| Spark Investment Management LLC | 499,200 | $7,632,000 | 0.63% |