IRONWOOD PHARMACEUTICALS INC's ticker is and the CUSIP is 46333XAD0. A total of 21 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q2 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $1,018,000 | -20.6% | 949,000 | -20.3% | 0.00% | 0.0% |
| Q4 2020 | $1,282,000 | -29.9% | 1,190,000 | -32.7% | 0.00% | 0.0% |
| Q3 2020 | $1,830,000 | -1.1% | 1,769,000 | 0.0% | 0.00% | 0.0% |
| Q2 2020 | $1,851,000 | -0.6% | 1,769,000 | 0.0% | 0.00% | -50.0% |
| Q1 2020 | $1,862,000 | +399.2% | 1,769,000 | +405.4% | 0.00% | – |
| Q2 2019 | $373,000 | -83.3% | 350,000 | -82.8% | 0.00% | -100.0% |
| Q1 2019 | $2,232,000 | +145.0% | 2,030,000 | +108.2% | 0.00% | 0.0% |
| Q4 2018 | $911,000 | -64.0% | 975,000 | -50.0% | 0.00% | 0.0% |
| Q3 2018 | $2,531,000 | -2.1% | 1,950,000 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $2,585,000 | +1161.0% | 1,950,000 | +1014.3% | 0.00% | – |
| Q1 2018 | $205,000 | +144.0% | 175,000 | +136.5% | 0.00% | – |
| Q4 2016 | $84,000 | -4.5% | 74,000 | 0.0% | 0.00% | – |
| Q3 2016 | $88,000 | -94.3% | 74,000 | -95.1% | 0.00% | -100.0% |
| Q2 2016 | $1,547,000 | – | 1,511,000 | – | 0.00% | – |
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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% |