IRONWOOD PHARMACEUTICALS INC's ticker is and the CUSIP is 46333XAD0. A total of 31 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $50,002 | -97.7% | 50,000 | -97.5% | 0.00% | -100.0% |
| Q2 2019 | $2,142,000 | +116.4% | 2,006,000 | +123.1% | 0.02% | +100.0% |
| Q1 2019 | $990,000 | +1767.9% | 899,000 | +1897.8% | 0.01% | – |
| Q1 2018 | $53,000 | -97.9% | 45,000 | -97.9% | 0.00% | -100.0% |
| Q4 2017 | $2,546,000 | +345.9% | 2,191,000 | +413.1% | 0.01% | +200.0% |
| Q2 2017 | $571,000 | -8.1% | 427,000 | -20.9% | 0.00% | +33.3% |
| Q4 2016 | $621,000 | -71.5% | 540,000 | -74.3% | 0.00% | -70.0% |
| Q2 2016 | $2,182,000 | – | 2,099,000 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| K2 PRINCIPAL FUND, L.P. | 9,000 | $9,953,000 | 0.83% |
| CSS LLC/IL | 10,119,000 | $11,031,000 | 0.46% |
| DeepCurrents Investment Group LLC | 13,556,000 | $14,917,000 | 0.45% |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 10,000,000 | $11,014,000 | 0.24% |
| WOLVERINE ASSET MANAGEMENT LLC | 28,592,000 | $31,218,000 | 0.24% |
| HBK INVESTMENTS L P | 14,616,000 | $15,971,000 | 0.06% |
| PALISADE CAPITAL MANAGEMENT, LP | 2,127,000 | $2,334,000 | 0.05% |
| Verition Fund Management LLC | 3,942,000 | $4,304,000 | 0.04% |
| LAZARD ASSET MANAGEMENT LLC | 10,037,000 | $10,959,000 | 0.01% |
| Calamos Advisors LLC | 2,423,000 | $2,648,000 | 0.01% |