BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

BRIGHTON JONES LLC's Holding History (CIK: 0001360798)

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

Q3 2025
Shares 6,514 Value ($000) $912 Avg Close $135.17 Range $121.05 - $150.28
Q2 2025
Shares 5,102 Value ($000) $641 Avg Close $124.60 Range $110.04 - $137.32
Q3 2022
Shares 809 Value ($000) $216 Avg Close $212.38 Range $193.65 - $283.44
Q3 2021
Shares 833 Value ($000) $236 Avg Close $327.75 Range $282.64 - $372.12
Q3 2018
Shares 570 Value ($000) $201 Avg Close $344.30 Range $288.13 - $388.67
Q2 2015
Shares 632 Value ($000) $255 Avg Close $401.33 Range $368.88 - $432.88
Q1 2015
Shares 633 Value ($000) $267 Avg Close $394.14 Range $334.40 - $480.18
Q4 2014
Shares 613 Value ($000) $208 Avg Close $323.51 Range $290.85 - $361.93
Q3 2014
Shares 1,123 Value ($000) $371 Avg Close $329.72 Range $298.31 - $349.00
Q2 2014
Shares 1,145 Value ($000) $361 Avg Close $300.97 Range $272.02 - $322.25
Q1 2014
Shares 1,135 Value ($000) $347 Avg Close $317.43 Range $270.62 - $358.89
Q4 2013
Shares 1,054 Value ($000) $295 Avg Close $258.65 Range $221.07 - $298.82
Q3 2013
Shares 988 Value ($000) $238 Avg Close $223.81 Range $203.55 - $248.95