BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Assenagon Asset Management S.A.'s Holding History (CIK: 0001546007)

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

Q4 2025
Shares 6,200 Value ($000) $1,091 Avg Close $163.37 Range $138.00 - $185.17
Q3 2025
Shares 6,913 Value ($000) $968 Avg Close $135.17 Range $121.05 - $150.28
Q2 2025
Shares 10,936 Value ($000) $1,373 Avg Close $124.60 Range $110.04 - $137.32
Q1 2025
Shares 44,796 Value ($000) $6,130 Avg Close $142.96 Range $128.51 - $157.09
Q4 2024
Shares 43,460 Value ($000) $6,646 Avg Close $168.67 Range $145.07 - $195.00
Q3 2024
Shares 43,349 Value ($000) $8,403 Avg Close $209.21 Range $188.78 - $238.00
Q2 2024
Shares 42,737 Value ($000) $9,907 Avg Close $217.32 Range $189.44 - $237.54
Q1 2024
Shares 42,839 Value ($000) $9,237 Avg Close $234.20 Range $211.02 - $268.30
Q4 2023
Shares 43,216 Value ($000) $11,183 Avg Close $245.62 Range $220.86 - $269.43
Q3 2023
Shares 129,741 Value ($000) $33,345 Avg Close $267.47 Range $251.85 - $287.60
Q2 2023
Shares 216,676 Value ($000) $61,720 Avg Close $297.86 Range $273.39 - $319.76
Q1 2023
Shares 355,535 Value ($000) $98,849 Avg Close $276.70 Range $254.80 - $295.90
Q4 2022
Shares 531,412 Value ($000) $147 Avg Close $282.44 Range $250.31 - $311.88
Q3 2022
Shares 603,216 Value ($000) $161,059 Avg Close $212.38 Range $193.65 - $283.44
Q2 2022
Shares 639,057 Value ($000) $130,329 Avg Close $204.43 Range $187.16 - $225.50
Q1 2022
Shares 552,479 Value ($000) $116,352 Avg Close $217.46 Range $192.67 - $249.00
Q4 2021
Shares 346,269 Value ($000) $83,077 Avg Close $257.12 Range $221.72 - $290.76
Q3 2021
Shares 751,389 Value ($000) $212,636 Avg Close $327.75 Range $282.64 - $372.12
Q2 2021
Shares 352,079 Value ($000) $121,914 Avg Close $302.94 Range $257.03 - $468.55
Q1 2021
Shares 264,020 Value ($000) $73,860 Avg Close $269.69 Range $238.40 - $296.38
Q4 2020
Shares 250,846 Value ($000) $61,422 Avg Close $259.08 Range $223.25 - $363.92
Q3 2020
Shares 133,639 Value ($000) $37,911 Avg Close $278.91 Range $261.87 - $312.00
Q2 2020
Shares 326,895 Value ($000) $87,461 Avg Close $300.59 Range $257.60 - $350.24
Q1 2020
Shares 131,749 Value ($000) $41,683 Avg Close $303.47 Range $262.25 - $374.99
Q4 2019
Shares 476,841 Value ($000) $141,493 Avg Close $277.46 Range $219.70 - $318.00
Q3 2019
Shares 674,932 Value ($000) $157,138 Avg Close $232.85 Range $215.78 - $246.99
Q2 2019
Shares 46,699 Value ($000) $10,921 Avg Close $230.90 Range $219.20 - $245.35
Q1 2019
Shares 320,440 Value ($000) $75,746 Avg Close $314.89 Range $216.12 - $344.00
Q4 2018
Shares 258,800 Value ($000) $77,878 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 212,207 Value ($000) $74,975 Avg Close $344.30 Range $288.13 - $388.67
Q2 2018
Shares 253,680 Value ($000) $73,628 Avg Close $281.15 Range $249.17 - $310.91
Q1 2018
Shares 153,734 Value ($000) $42,095 Avg Close $310.41 Range $259.76 - $370.57
Q4 2017
Shares 93,118 Value ($000) $29,665 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 394,397 Value ($000) $123,494 Avg Close $296.11 Range $269.50 - $330.00
Q4 2016
Shares 81,184 Value ($000) $23,022 Avg Close $296.43 Range $268.00 - $329.83