BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

DEROY & DEVEREAUX PRIVATE INVESTMENT COUNSEL INC's Holding History (CIK: 0001278678)

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

Q1 2015
Shares 1,000 Value ($000) $422 Avg Close $394.14 Range $334.40 - $480.18
Q4 2014
Shares 1,000 Value ($000) $339 Avg Close $323.51 Range $290.85 - $361.93
Q3 2014
Shares 1,000 Value ($000) $331 Avg Close $329.72 Range $298.31 - $349.00
Q2 2014
Shares 1,000 Value ($000) $315 Avg Close $300.97 Range $272.02 - $322.25
Q1 2014
Shares 1,000 Value ($000) $306 Avg Close $317.43 Range $270.62 - $358.89
Q4 2013
Shares 1,000 Value ($000) $280 Avg Close $258.65 Range $221.07 - $298.82
Q3 2013
Shares 1,000 Value ($000) $241 Avg Close $223.81 Range $203.55 - $248.95
Q2 2013
Shares 1,109 Value ($000) $239 Avg Close $213.68 Range $191.80 - $242.64