IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 218 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 0.17 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $62,835 | -95.5% | 6,525 | -95.1% | 0.00% | -100.0% |
| Q2 2023 | $1,403,692 | -51.2% | 131,926 | -51.8% | 0.00% | -60.0% |
| Q1 2023 | $2,879,302 | +30.1% | 273,698 | +53.3% | 0.01% | +25.0% |
| Q4 2022 | $2,212,692 | -27.1% | 178,587 | -39.1% | 0.00% | -20.0% |
| Q3 2022 | $3,037,000 | -6.5% | 293,204 | +4.1% | 0.01% | 0.0% |
| Q2 2022 | $3,248,000 | -72.6% | 281,720 | -70.2% | 0.01% | -66.7% |
| Q1 2022 | $11,874,000 | +8.1% | 943,938 | +0.2% | 0.02% | +25.0% |
| Q4 2021 | $10,984,000 | – | 942,048 | – | 0.01% | – |
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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% |