BIOGEN INC

CUSIP: 09062x103 Class: COM

TOCQUEVILLE ASSET MANAGEMENT L.P.'s Holding History (CIK: 0000883961)

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

Q1 2016
Shares 170,921 Value ($000) $44,494 Avg Close — Range —
Q4 2015
Shares 161,100 Value ($000) $49,353 Avg Close — Range —
Q3 2015
Shares 157,141 Value ($000) $45,855 Avg Close — Range —
Q2 2015
Shares 33,327 Value ($000) $13,462 Avg Close — Range —
Q1 2015
Shares 31,152 Value ($000) $13,154 Avg Close — Range —
Q4 2014
Shares 24,164 Value ($000) $8,202 Avg Close — Range —
Q3 2014
Shares 27,561 Value ($000) $9,117 Avg Close — Range —
Q2 2014
Shares 23,198 Value ($000) $7,315 Avg Close — Range —
Q1 2014
Shares 23,043 Value ($000) $7,048 Avg Close — Range —
Q4 2013
Shares 19,677 Value ($000) $5,501 Avg Close — Range —
Q3 2013
Shares 12,540 Value ($000) $3,019 Avg Close — Range —
Q2 2013
Shares 9,007 Value ($000) $1,938 Avg Close — Range —