IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 123 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2013. The put-call ratio across all filers is 0.93 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $306,000 | -94.1% | 20,000 | -95.0% | 2.62% | -34.9% |
| Q3 2014 | $5,189,000 | -40.8% | 400,566 | -29.9% | 4.02% | -52.3% |
| Q2 2014 | $8,760,000 | +104.4% | 571,366 | +64.3% | 8.42% | +131.1% |
| Q1 2014 | $4,285,000 | +19.8% | 347,800 | +12.9% | 3.64% | +23.3% |
| Q4 2013 | $3,576,000 | +250.2% | 308,000 | +257.3% | 2.96% | +433.6% |
| Q3 2013 | $1,021,000 | +413.1% | 86,200 | +331.0% | 0.55% | +114.7% |
| Q2 2013 | $199,000 | – | 20,000 | – | 0.26% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| BVF INC/IL | 5,597,065 | $72,510,000 | 15.06% |
| SOUND ENERGY PARTNERS, INC. | 400,566 | $5,189,000 | 4.02% |
| SECTOR GAMMA AS | 1,138,291 | $14,747,000 | 3.45% |
| Orbimed Advisors | 12,012,100 | $155,617,000 | 1.62% |
| SHAPIRO ROBERT N | 485,974 | $6,296,000 | 1.20% |
| Broderick Brian C | 166,345 | $2,156,000 | 0.96% |
| Hall Kathryn A. | 193,588 | $2,508,000 | 0.65% |
| Tekla Capital Management LLC | 768,050 | $9,950,000 | 0.47% |
| PARADIGM ASSET MANAGEMENT CO LLC | 180,800 | $2,342,264,000 | 0.33% |
| BOURGEON CAPITAL MANAGEMENT LLC | 42,800 | $554,000 | 0.32% |