BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Canton Hathaway, LLC's Holding History (CIK: 0001755785)

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

Q4 2019

Shares 500 Value ($000) $148 Avg Close $277.46 Range $219.70 - $318.00

Q2 2019

Shares 15 Value ($000) $4 Avg Close $230.90 Range $219.20 - $245.35

Q1 2019

Shares 60 Value ($000) $14 Avg Close $314.89 Range $216.12 - $344.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	500	$148	$277.46	$219.70 - $318.00
Q2 2019	15	$4	$230.90	$219.20 - $245.35
Q1 2019	60	$14	$314.89	$216.12 - $344.00