Ironwood Pharmaceuticals shares owned by Shapiro Robert N
Quarter-by-quarter ownership of Ironwood Pharmaceuticals (IRWD) shares owned by Shapiro Robert N
from 13F filings
Historical chart of Shapiro Robert N investment in Ironwood Pharmaceuticals
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Quarterly reported holdings in Ironwood Pharmaceuticals by Shapiro Robert N
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2013-03-31 | $17M | 964k | 17.64 |
| 2012-12-31 | $1.8M | 165k | 11.08 |
| 2012-09-30 | $3.6M | 279k | 12.78 |
| 2012-06-30 | $2.1M | 151k | 13.78 |
| 2012-03-31 | $2.0M | 151k | 13.31 |
| 2011-12-31 | $2.3M | 195k | 11.97 |
| 2011-09-30 | $2.6M | 237k | 10.80 |