BIOGEN INC

CUSIP: 09062x103 Class: COM

PATTEN & PATTEN INC/TN's Holding History (CIK: 0001044905)

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

Q1 2015
Shares 850 Value ($000) $359 Avg Close — Range —
Q4 2013
Shares 725 Value ($000) $203 Avg Close — Range —