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%.
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- Annual reports (10-K)
- Quarterly reports (10-Q)
- Insider transactions
- Shareholder votes
- Significant ownership
- Events
EDGAR links
External links
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $5,344 | -77.0% | 555 | -74.6% | 0.00% | – |
| Q2 2023 | $23,259 | +87.5% | 2,186 | +85.4% | 0.00% | – |
| Q1 2023 | $12,403 | -66.6% | 1,179 | -60.6% | 0.00% | – |
| Q4 2022 | $37,108 | +28.0% | 2,995 | +4.9% | 0.00% | – |
| Q3 2022 | $29,000 | -73.6% | 2,854 | -70.0% | 0.00% | – |
| Q2 2022 | $110,000 | -35.7% | 9,519 | -29.8% | 0.00% | – |
| Q1 2022 | $171,000 | +13.2% | 13,560 | +4.5% | 0.00% | – |
| Q4 2021 | $151,000 | -0.7% | 12,972 | +11.6% | 0.00% | – |
| Q3 2021 | $152,000 | -24.4% | 11,628 | -25.5% | 0.00% | – |
| Q2 2021 | $201,000 | +9.8% | 15,611 | -4.7% | 0.00% | – |
| Q1 2021 | $183,000 | +57.8% | 16,388 | +61.3% | 0.00% | – |
| Q4 2020 | $116,000 | +6.4% | 10,157 | -16.1% | 0.00% | – |
| Q3 2020 | $109,000 | +5350.0% | 12,103 | +5072.2% | 0.00% | – |
| Q2 2020 | $2,000 | 0.0% | 234 | +88.7% | 0.00% | – |
| Q1 2019 | $2,000 | +100.0% | 124 | +72.2% | 0.00% | – |
| Q3 2018 | $1,000 | 0.0% | 72 | 0.0% | 0.00% | – |
| Q2 2018 | $1,000 | 0.0% | 72 | 0.0% | 0.00% | – |
| Q1 2018 | $1,000 | -88.9% | 72 | -87.7% | 0.00% | – |
| Q4 2017 | $9,000 | +350.0% | 584 | +305.6% | 0.00% | – |
| Q3 2017 | $2,000 | +100.0% | 144 | +100.0% | 0.00% | – |
| Q2 2017 | $1,000 | 0.0% | 72 | 0.0% | 0.00% | – |
| Q1 2017 | $1,000 | 0.0% | 72 | 0.0% | 0.00% | – |
| Q4 2016 | $1,000 | -50.0% | 72 | -27.3% | 0.00% | – |
| Q3 2016 | $2,000 | 0.0% | 99 | -50.5% | 0.00% | – |
| Q1 2014 | $2,000 | -33.3% | 200 | -33.3% | 0.00% | – |
| Q4 2013 | $3,000 | -57.1% | 300 | -50.0% | 0.00% | – |
| Q3 2013 | $7,000 | +16.7% | 600 | 0.0% | 0.00% | – |
| Q2 2013 | $6,000 | – | 600 | – | 0.00% | – |
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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% |