IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 231 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2021. The put-call ratio across all filers is 0.20 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $205,880 | -79.2% | 21,379 | -77.0% | 0.00% | -81.8% |
| Q2 2023 | $989,967 | -15.9% | 93,042 | -16.8% | 0.02% | -24.1% |
| Q1 2023 | $1,176,757 | +26.1% | 111,859 | +48.5% | 0.03% | +11.5% |
| Q4 2022 | $933,240 | -20.0% | 75,322 | -33.1% | 0.03% | -25.7% |
| Q3 2022 | $1,166,000 | +128.2% | 112,562 | +154.0% | 0.04% | +118.8% |
| Q2 2022 | $511,000 | -55.4% | 44,315 | -51.3% | 0.02% | -54.3% |
| Q1 2022 | $1,145,000 | -47.7% | 90,986 | -51.5% | 0.04% | -50.7% |
| Q4 2021 | $2,188,000 | +52.2% | 187,652 | +70.5% | 0.07% | +22.4% |
| Q3 2021 | $1,438,000 | +18.1% | 110,070 | +16.3% | 0.06% | +11.5% |
| Q2 2021 | $1,218,000 | +491.3% | 94,630 | +413.3% | 0.05% | +477.8% |
| Q1 2021 | $206,000 | +9.0% | 18,437 | +11.3% | 0.01% | +50.0% |
| Q4 2020 | $189,000 | -61.7% | 16,562 | -69.8% | 0.01% | -62.5% |
| Q3 2020 | $493,000 | +4.2% | 54,760 | +19.5% | 0.02% | +14.3% |
| Q2 2020 | $473,000 | -42.2% | 45,843 | -43.5% | 0.01% | -39.1% |
| Q1 2020 | $819,000 | -47.6% | 81,188 | -30.9% | 0.02% | -20.7% |
| Q4 2019 | $1,564,000 | +481.4% | 117,472 | +274.6% | 0.03% | +480.0% |
| Q3 2019 | $269,000 | -15.9% | 31,362 | +7.1% | 0.01% | 0.0% |
| Q2 2019 | $320,000 | -52.9% | 29,296 | -41.6% | 0.01% | -50.0% |
| Q1 2019 | $679,000 | +403.0% | 50,168 | +283.8% | 0.01% | +400.0% |
| Q4 2018 | $135,000 | -75.0% | 13,071 | -61.9% | 0.00% | -75.0% |
| Q3 2017 | $541,000 | -83.8% | 34,314 | -80.6% | 0.01% | -83.0% |
| Q2 2017 | $3,341,000 | -46.1% | 176,954 | -51.3% | 0.05% | -40.5% |
| Q1 2017 | $6,194,000 | +208.9% | 363,051 | +176.8% | 0.08% | +203.8% |
| Q4 2016 | $2,005,000 | -14.7% | 131,163 | -11.4% | 0.03% | -16.1% |
| Q3 2016 | $2,350,000 | +34.3% | 147,976 | +10.6% | 0.03% | +47.6% |
| Q2 2016 | $1,750,000 | +310.8% | 133,821 | +381.6% | 0.02% | +320.0% |
| Q2 2014 | $426,000 | – | 27,789 | – | 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% |