IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 132 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2015. The put-call ratio across all filers is 1.51 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $216,886 | -17.4% | 20,384 | -18.3% | 0.04% | -20.4% |
| Q1 2023 | $262,569 | -41.7% | 24,959 | -31.3% | 0.05% | -54.6% |
| Q4 2022 | $450,092 | +210.4% | 36,327 | +159.8% | 0.11% | +227.3% |
| Q3 2022 | $145,000 | -71.2% | 13,984 | -68.0% | 0.03% | -75.7% |
| Q2 2022 | $504,000 | +130.1% | 43,693 | +132.2% | 0.14% | +81.3% |
| Q4 2021 | $219,000 | -28.9% | 18,816 | -20.3% | 0.08% | -25.0% |
| Q3 2021 | $308,000 | +96.2% | 23,616 | +94.1% | 0.10% | +53.8% |
| Q2 2021 | $157,000 | +6.8% | 12,166 | -5.4% | 0.06% | -27.8% |
| Q4 2020 | $147,000 | +22.5% | 12,866 | +10.2% | 0.09% | -40.8% |
| Q2 2020 | $120,000 | -51.8% | 11,676 | -13.5% | 0.15% | -10.1% |
| Q3 2018 | $249,000 | +1.6% | 13,500 | -6.1% | 0.17% | -73.3% |
| Q1 2017 | $245,000 | -41.9% | 14,383 | -58.9% | 0.63% | +75.6% |
| Q2 2015 | $422,000 | – | 34,980 | – | 0.36% | – |
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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% |