IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 201 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2019. The put-call ratio across all filers is 0.18 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $930 | -9.4% | 96,581 | +0.2% | 0.05% | -1.9% |
| Q2 2023 | $1,026 | -16.0% | 96,429 | -17.0% | 0.05% | -5.5% |
| Q1 2023 | $1,222 | -15.1% | 116,154 | -0.1% | 0.06% | -20.3% |
| Q4 2022 | $1,440 | -99.9% | 116,268 | -22.2% | 0.07% | -8.0% |
| Q3 2022 | $1,548,000 | -31.2% | 149,387 | -23.5% | 0.08% | -23.5% |
| Q2 2022 | $2,251,000 | -37.6% | 195,169 | -31.9% | 0.10% | -31.0% |
| Q1 2022 | $3,607,000 | -2.2% | 286,729 | -9.3% | 0.14% | +25.7% |
| Q4 2021 | $3,687,000 | -18.1% | 316,213 | -8.3% | 0.11% | -22.6% |
| Q3 2021 | $4,503,000 | -3.5% | 344,838 | -4.8% | 0.15% | -5.8% |
| Q2 2021 | $4,664,000 | +88.6% | 362,384 | +63.8% | 0.16% | +78.2% |
| Q1 2021 | $2,473,000 | +3.5% | 221,185 | +5.4% | 0.09% | +7.4% |
| Q4 2020 | $2,390,000 | -10.4% | 209,809 | -29.2% | 0.08% | -6.9% |
| Q3 2020 | $2,666,000 | +139.5% | 296,505 | +174.9% | 0.09% | +190.0% |
| Q2 2020 | $1,113,000 | +6.7% | 107,842 | +37.7% | 0.03% | +25.0% |
| Q4 2019 | $1,043,000 | -7.5% | 78,326 | -40.3% | 0.02% | -4.0% |
| Q3 2019 | $1,127,000 | -22.5% | 131,287 | -1.2% | 0.02% | -24.2% |
| Q2 2019 | $1,455,000 | – | 132,887 | – | 0.03% | – |
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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% |