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Alpha Equity Management LLC
> BIIB
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 09/30/2010 | BIOGEN INC. | BIIB | 5,800 | -2,100 | 325,000 | -50,000 | $56.03 |
| 06/30/2010 | BIOGEN INC. | BIIB | 7,900 | 0 | 375,000 | -78,000 | $47.47 |
| 03/31/2010 | BIOGEN INC. | BIIB | 7,900 | 700 | 453,000 | 68,000 | $57.34 |
| 12/31/2009 | BIOGEN INC. | BIIB | 7,200 | 7,200 | 385,000 | 385,000 | $53.47 |
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