IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 156 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2019. The put-call ratio across all filers is 0.04 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 | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $30,000 | 0.0% | 3,037 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $30,000 | -43.4% | 3,037 | +6.7% | 0.00% | -66.7% |
| Q3 2018 | $53,000 | -5.4% | 2,847 | -2.8% | 0.00% | -50.0% |
| Q2 2018 | $56,000 | +5.7% | 2,929 | -15.2% | 0.01% | – |
| Q1 2018 | $53,000 | +231.2% | 3,453 | +215.9% | 0.00% | -100.0% |
| Q4 2017 | $16,000 | -82.2% | 1,093 | -39.6% | 0.00% | -83.3% |
| Q3 2017 | $90,000 | -10.0% | 1,810 | -65.8% | 0.01% | -50.0% |
| Q2 2017 | $100,000 | +809.1% | 5,294 | +748.4% | 0.01% | +1100.0% |
| Q1 2017 | $11,000 | – | 624 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $172,422,800 | 22.05% |
| 13D Management LLC | 533,562 | $5,613,073 | 2.85% |
| Quantedge Capital Pte Ltd | 541,200 | $5,693,424 | 2.22% |
| Price Jennifer C. | 520,000 | $5,470,400 | 1.74% |
| Tamarack Advisers, LP | 210,000 | $2,209,200 | 0.81% |
| Intrinsic Value Partners, LLC | 51,605 | $542,885 | 0.73% |
| Brown Capital Management | 3,933,933 | $41,384,975 | 0.62% |
| Old West Investment Management, LLC | 75,219 | $791,303 | 0.43% |
| EMC Capital Management | 43,315 | $456 | 0.38% |
| Hillsdale Investment Management Inc. | 420,617 | $4,424,891 | 0.38% |