IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 250 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2023. The put-call ratio across all filers is 0.84 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $13,241 | -68.1% | 1,375 | -64.7% | 0.00% | – |
| Q2 2023 | $41,443 | +142806.9% | 3,895 | +40.0% | 0.00% | – |
| Q1 2023 | $29 | -64.6% | 2,783 | -58.1% | 0.00% | -100.0% |
| Q4 2022 | $82 | -99.9% | 6,639 | 0.0% | 0.00% | 0.0% |
| Q3 2022 | $73,000 | -2.7% | 6,639 | +1.5% | 0.00% | 0.0% |
| Q2 2022 | $75,000 | -8.5% | 6,540 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $82,000 | +3.8% | 6,540 | -8.1% | 0.00% | 0.0% |
| Q4 2021 | $79,000 | -27.5% | 7,120 | -14.5% | 0.00% | 0.0% |
| Q3 2021 | $109,000 | +1.9% | 8,330 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $107,000 | +15.1% | 8,330 | 0.0% | 0.00% | 0.0% |
| Q1 2021 | $93,000 | -2.1% | 8,330 | 0.0% | 0.00% | 0.0% |
| Q4 2020 | $95,000 | +55.7% | 8,330 | +22.0% | 0.00% | – |
| Q3 2020 | $61,000 | +408.3% | 6,830 | +478.8% | 0.00% | – |
| Q2 2020 | $12,000 | 0.0% | 1,180 | 0.0% | 0.00% | – |
| Q1 2020 | $12,000 | -86.8% | 1,180 | -82.7% | 0.00% | -100.0% |
| Q4 2019 | $91,000 | +56.9% | 6,810 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $58,000 | -22.7% | 6,810 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $75,000 | -18.5% | 6,810 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $92,000 | +29.6% | 6,810 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $71,000 | -43.7% | 6,810 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $126,000 | -3.1% | 6,810 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $130,000 | +23.8% | 6,810 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $105,000 | +1.0% | 6,810 | -2.2% | 0.00% | 0.0% |
| Q4 2017 | $104,000 | -5.5% | 6,960 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $110,000 | -16.0% | 6,960 | 0.0% | 0.00% | -50.0% |
| Q2 2017 | $131,000 | +10.1% | 6,960 | 0.0% | 0.00% | +100.0% |
| Q1 2017 | $119,000 | 0.0% | 6,960 | -10.8% | 0.00% | 0.0% |
| Q4 2016 | $119,000 | -50.6% | 7,800 | -48.7% | 0.00% | -66.7% |
| Q3 2016 | $241,000 | +21.1% | 15,200 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $199,000 | +19.9% | 15,200 | 0.0% | 0.00% | +50.0% |
| Q1 2016 | $166,000 | – | 15,200 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HealthInvest Partners AB | 1,520,000 | $19,562,000 | 18.54% |
| Sarissa Capital Management LP | 16,390,000 | $210,939,000 | 16.77% |
| Healthcare Value Capital, LLC | 200,000 | $2,574,000 | 5.13% |
| Camber Capital Management LP | 7,500,000 | $96,525,000 | 3.25% |
| 13D Management LLC | 650,455 | $8,371,000 | 2.88% |
| BRIDGER MANAGEMENT, LLC | 2,035,114 | $26,192,000 | 2.44% |
| Brown Capital Management | 18,484,759 | $237,899,000 | 1.80% |
| Healthcare Value Capital, LLC | 50,000 | $644,000 | 1.28% |
| Zebra Capital Management LLC | 53,359 | $687,000 | 0.80% |
| PRICE MICHAEL F | 520,000 | $6,692,000 | 0.74% |