IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 158 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2016. The put-call ratio across all filers is 2.50 and the average weighting 0.3%.
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Filings
- All filings
- Annual reports (10-K)
- Quarterly reports (10-Q)
- Insider transactions
- Shareholder votes
- Significant ownership
- Events
EDGAR links
External links
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $740,410 | -10.7% | 63,500 | 0.0% | 0.00% | -33.3% |
| Q3 2021 | $829,310 | +158.8% | 63,500 | +155.0% | 0.01% | +200.0% |
| Q2 2021 | $320,463 | -93.2% | 24,900 | -94.1% | 0.00% | -95.1% |
| Q1 2021 | $4,690,457 | +171.1% | 419,540 | +176.1% | 0.04% | +192.9% |
| Q4 2020 | $1,730,426 | +469.2% | 151,925 | +564.3% | 0.01% | +600.0% |
| Q4 2019 | $304,000 | -41.4% | 22,871 | -62.2% | 0.00% | -50.0% |
| Q3 2019 | $519,000 | -56.2% | 60,493 | -44.1% | 0.00% | -55.6% |
| Q2 2019 | $1,184,000 | +234.5% | 108,210 | +313.8% | 0.01% | +200.0% |
| Q1 2019 | $354,000 | -26.9% | 26,150 | -44.0% | 0.00% | -25.0% |
| Q4 2018 | $484,000 | -70.1% | 46,732 | -46.7% | 0.00% | -63.6% |
| Q3 2018 | $1,619,000 | -23.3% | 87,662 | -20.7% | 0.01% | -8.3% |
| Q2 2018 | $2,112,000 | +377.8% | 110,478 | +274.3% | 0.01% | +500.0% |
| Q4 2017 | $442,000 | -6.8% | 29,512 | +17.6% | 0.00% | -33.3% |
| Q2 2017 | $474,000 | +10.5% | 25,087 | -0.3% | 0.00% | 0.0% |
| Q1 2017 | $429,000 | -23.4% | 25,171 | -28.6% | 0.00% | 0.0% |
| Q3 2016 | $560,000 | +29.3% | 35,270 | -1.8% | 0.00% | +50.0% |
| Q2 2015 | $433,000 | +136.6% | 35,900 | +142.3% | 0.00% | 0.0% |
| Q1 2014 | $183,000 | -68.6% | 14,818 | -70.4% | 0.00% | -50.0% |
| Q4 2013 | $582,000 | – | 50,068 | – | 0.00% | – |
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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% |