BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

CONTRAVISORY INVESTMENT MANAGEMENT, INC.'s Holding History (CIK: 0001365707)

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

Q4 2017
Shares 21 Value ($000) $7 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 21 Value ($000) $7 Avg Close $296.11 Range $269.50 - $330.00