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ATHERTON LANE ADVISERS, LLC
> BIIB
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 12/31/2015 | BIOGEN INC. | BIIB | 986 | -194 | 302,000 | -196,000 | $306.29 |
| 09/30/2015 | BIOGEN INC. | BIIB | 1,186 | 6 | 346,000 | -152,000 | $291.74 |
| 06/30/2015 | BIOGEN INC. | BIIB | 1,186 | 6 | 479,000 | -19,000 | $403.88 |
| 03/31/2015 | BIOGEN INC. | BIIB | 1,180 | 85 | 498,000 | 262,000 | $422.03 |
| 12/31/2014 | BIOGEN INC. | BIIB | 1,265 | 170 | 429,000 | 193,000 | $339.13 |
| 09/30/2014 | BIOGEN INC. | BIIB | 1,133 | 38 | 375,000 | 139,000 | $330.98 |
| 06/30/2014 | BIOGEN INC. | BIIB | 1,160 | 65 | 366,000 | 130,000 | $315.52 |
| 03/31/2014 | BIOGEN INC. | BIIB | 1,168 | 73 | 357,000 | 121,000 | $305.65 |
| 12/31/2013 | BIOGEN INC. | BIIB | 1,146 | 0 | 320,000 | 44,000 | $279.23 |
| 09/30/2013 | BIOGEN INC. | BIIB | 1,146 | 51 | 276,000 | 40,000 | $240.84 |
| 06/30/2013 | BIOGEN INC. | BIIB | 1,095 | 1,095 | 236,000 | 236,000 | $215.53 |
| 03/31/2013 | BIOGEN INC. | BIIB | 1,095 | 1,095 | 211,000 | 211,000 | $192.69 |
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