BIOGEN INC

CUSIP: 09062x103 Class: COM

Hemenway Trust Co LLC's Holding History (CIK: 0001494234)

Note: Option positions (PUT/CALL) are excluded.

Q4 2015
Shares 273 Value ($000) $84 Avg Close — Range —
Q3 2015
Shares 232 Value ($000) $68 Avg Close — Range —
Q2 2015
Shares 185 Value ($000) $75 Avg Close — Range —
Q1 2015
Shares 98 Value ($000) $41 Avg Close — Range —
Q4 2014
Shares 8 Value ($000) $3 Avg Close — Range —