BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Weaver C. Barksdale & Associates, Inc.'s Holding History (CIK: 0001294588)

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

Q1 2014

Shares 150 Value ($000) $46 Avg Close $317.43 Range $270.62 - $358.89

Q4 2013

Shares 150 Value ($000) $42 Avg Close $258.65 Range $221.07 - $298.82

Q3 2013

Shares 300 Value ($000) $72 Avg Close $223.81 Range $203.55 - $248.95

Q2 2013

Shares 300 Value ($000) $65 Avg Close $213.68 Range $191.80 - $242.64

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	150	$46	$317.43	$270.62 - $358.89
Q4 2013	150	$42	$258.65	$221.07 - $298.82
Q3 2013	300	$72	$223.81	$203.55 - $248.95
Q2 2013	300	$65	$213.68	$191.80 - $242.64