BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Mizuho Securities Co. Ltd.'s Holding History (CIK: 0001520309)

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

Q3 2022
Shares 3,840 Value ($000) $1,025 Avg Close $212.38 Range $193.65 - $283.44
Q3 2021
Shares 30 Value ($000) $8 Avg Close $327.75 Range $282.64 - $372.12
Q1 2021
Shares 500 Value ($000) $140 Avg Close $269.69 Range $238.40 - $296.38
Q4 2020
Shares 1,100 Value ($000) $269 Avg Close $259.08 Range $223.25 - $363.92
Q3 2020
Shares 700 Value ($000) $199 Avg Close $278.91 Range $261.87 - $312.00
Q2 2020
Shares 2,800 Value ($000) $886 Avg Close $300.59 Range $257.60 - $350.24
Q1 2020
Shares 2,334 Value ($000) $738 Avg Close $303.47 Range $262.25 - $374.99
Q4 2019
Shares 3,231 Value ($000) $959 Avg Close $277.46 Range $219.70 - $318.00
Q2 2019
Shares 200 Value ($000) $47 Avg Close $230.90 Range $219.20 - $245.35
Q4 2018
Shares 100 Value ($000) $30 Avg Close $319.14 Range $278.46 - $358.41