IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 205 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2020. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
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Filings
- All filings
- Annual reports (20-F)
- Quarterly reports (6-K)
- Insider transactions
- Shareholder votes
- Significant ownership
- Events
EDGAR links
External links
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $2,470,758 | -6.0% | 256,801 | +4.2% | 0.00% | 0.0% |
| Q2 2023 | $2,627,512 | -0.4% | 246,507 | -1.5% | 0.00% | 0.0% |
| Q1 2023 | $2,636,959 | +49.8% | 250,157 | +76.0% | 0.00% | +50.0% |
| Q4 2022 | $1,760,439 | +154.4% | 142,137 | +114.8% | 0.00% | +100.0% |
| Q3 2022 | $692,000 | -47.3% | 66,175 | -41.9% | 0.00% | -50.0% |
| Q2 2022 | $1,312,000 | +358.7% | 113,819 | +399.2% | 0.00% | – |
| Q1 2022 | $286,000 | -46.9% | 22,800 | -50.4% | 0.00% | – |
| Q4 2021 | $539,000 | -4.8% | 45,934 | +6.5% | 0.00% | -100.0% |
| Q3 2021 | $566,000 | -19.7% | 43,117 | -21.0% | 0.00% | 0.0% |
| Q2 2021 | $705,000 | +142.3% | 54,547 | +108.6% | 0.00% | – |
| Q1 2021 | $291,000 | -20.7% | 26,149 | -18.9% | 0.00% | – |
| Q4 2020 | $367,000 | +151.4% | 32,236 | +99.7% | 0.00% | – |
| Q3 2020 | $146,000 | -64.3% | 16,140 | -59.3% | 0.00% | -100.0% |
| Q2 2020 | $409,000 | -39.4% | 39,649 | -21.7% | 0.00% | 0.0% |
| Q4 2019 | $675,000 | +6.8% | 50,624 | -31.2% | 0.00% | 0.0% |
| Q3 2019 | $632,000 | +85.3% | 73,593 | +230.2% | 0.00% | 0.0% |
| Q4 2016 | $341,000 | – | 22,287 | – | 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% |