IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 218 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 0.17 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $134,000 | +14.5% | 10,660 | +5.9% | 0.00% | +50.0% |
| Q4 2021 | $117,000 | -27.3% | 10,070 | -28.6% | 0.00% | -50.0% |
| Q4 2020 | $161,000 | +26.8% | 14,100 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $127,000 | -0.8% | 14,100 | +13.7% | 0.00% | 0.0% |
| Q2 2020 | $128,000 | -43.4% | 12,400 | -44.7% | 0.00% | -60.0% |
| Q1 2020 | $226,000 | 0.0% | 22,420 | +32.2% | 0.01% | +25.0% |
| Q4 2019 | $226,000 | +59.2% | 16,960 | +2.4% | 0.01% | +33.3% |
| Q3 2019 | $142,000 | -18.4% | 16,560 | +4.1% | 0.01% | -14.3% |
| Q2 2019 | $174,000 | -14.7% | 15,910 | +5.4% | 0.01% | -22.2% |
| Q1 2019 | $204,000 | – | 15,100 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $157,835,700 | 21.26% |
| AlphaCentric Advisors LLC | 292,500 | $2,816,775 | 1.60% |
| Quantedge Capital Pte Ltd | 179,900 | $1,732,437 | 0.94% |
| Intrinsic Value Partners, LLC | 50,355 | $484,919 | 0.62% |
| Brown Capital Management | 3,719,796 | $35,821,635 | 0.55% |
| ARMISTICE CAPITAL, LLC | 3,456,000 | $33,281,280 | 0.51% |
| SummerHaven Investment Management, LLC | 67,765 | $652,577 | 0.48% |
| BRAIDWELL LP | 1,348,099 | $12,982,193 | 0.41% |
| AFFINITY INVESTMENT ADVISORS, LLC | 50,733 | $488,559 | 0.32% |
| EMC Capital Management | 43,315 | $417 | 0.31% |