Biogen Idec shares owned by Employees Retirement System of Texas
Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by Employees Retirement System of Texas
from 13F filings
Historical chart of Employees Retirement System of Texas investment in Biogen Idec
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Quarterly reported holdings in Biogen Idec by Employees Retirement System of Texas
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2013-03-31 | $18M | 95k | 192.91 |
| 2012-12-31 | $19M | 127k | 146.67 |
| 2012-09-30 | $18M | 118k | 149.23 |
| 2012-06-30 | $17M | 114k | 144.38 |
| 2012-03-31 | $14M | 110k | 125.97 |
| 2011-12-31 | $15M | 137k | 110.05 |
| 2011-09-30 | $11M | 122k | 93.15 |
| 2011-06-30 | $14M | 129k | 106.92 |
| 2011-03-31 | $6.9M | 94k | 73.39 |
| 2010-12-31 | $9.5M | 142k | 67.05 |
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