BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Rhenman & Partners Asset Management AB's Holding History (CIK: 0001599882)

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

Q4 2025
Shares 92,350 Value ($000) $16,253 Avg Close $163.37 Range $138.00 - $185.17
Q3 2025
Shares 55,000 Value ($000) $7,704 Avg Close $135.17 Range $121.05 - $150.28
Q2 2025
Shares 12,000 Value ($000) $1,507 Avg Close $124.60 Range $110.04 - $137.32
Q1 2025
Shares 49,500 Value ($000) $6,774 Avg Close $142.96 Range $128.51 - $157.09
Q4 2024
Shares 123,700 Value ($000) $18,916 Avg Close $168.67 Range $145.07 - $195.00
Q3 2024
Shares 67,100 Value ($000) $13,007 Avg Close $209.21 Range $188.78 - $238.00
Q2 2024
Shares 84,800 Value ($000) $19,658 Avg Close $217.32 Range $189.44 - $237.54
Q1 2024
Shares 56,800 Value ($000) $12,248 Avg Close $234.20 Range $211.02 - $268.30
Q4 2023
Shares 58,672 Value ($000) $15,183 Avg Close $245.62 Range $220.86 - $269.43
Q3 2023
Shares 56,500 Value ($000) $14,521 Avg Close $267.47 Range $251.85 - $287.60
Q2 2023
Shares 64,500 Value ($000) $18,373 Avg Close $297.86 Range $273.39 - $319.76
Q1 2023
Shares 47,500 Value ($000) $13,069 Avg Close $276.70 Range $254.80 - $295.90
Q4 2022
Shares 30,000 Value ($000) $8,308 Avg Close $282.44 Range $250.31 - $311.88
Q3 2022
Shares 32,782 Value ($000) $9,292 Avg Close $212.38 Range $193.65 - $283.44
Q1 2022
Shares 15,000 Value ($000) $3,159 Avg Close $217.46 Range $192.67 - $249.00
Q4 2021
Shares 115,000 Value ($000) $27,600 Avg Close $257.12 Range $221.72 - $290.76
Q3 2021
Shares 150,000 Value ($000) $42,449 Avg Close $327.75 Range $282.64 - $372.12
Q2 2021
Shares 90,000 Value ($000) $31,164 Avg Close $302.94 Range $257.03 - $468.55
Q1 2021
Shares 19,500 Value ($000) $5,455 Avg Close $269.69 Range $238.40 - $296.38
Q4 2020
Shares 40,000 Value ($000) $9,794 Avg Close $259.08 Range $223.25 - $363.92
Q3 2020
Shares 33,000 Value ($000) $9,361 Avg Close $278.91 Range $261.87 - $312.00
Q2 2020
Shares 17,000 Value ($000) $4,548 Avg Close $300.59 Range $257.60 - $350.24
Q1 2020
Shares 25,000 Value ($000) $7,910 Avg Close $303.47 Range $262.25 - $374.99
Q4 2019
Shares 20,000 Value ($000) $5,935 Avg Close $277.46 Range $219.70 - $318.00
Q4 2018
Shares 60,000 Value ($000) $18,055 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 30,000 Value ($000) $10,599 Avg Close $344.30 Range $288.13 - $388.67
Q2 2018
Shares 13,000 Value ($000) $3,773 Avg Close $281.15 Range $249.17 - $310.91
Q1 2018
Shares 42,300 Value ($000) $11,583 Avg Close $310.41 Range $259.76 - $370.57
Q4 2017
Shares 15,300 Value ($000) $4,874 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 22,000 Value ($000) $6,889 Avg Close $296.11 Range $269.50 - $330.00
Q2 2017
Shares 48,500 Value ($000) $13,161 Avg Close $264.42 Range $244.28 - $291.90
Q1 2017
Shares 68,000 Value ($000) $18,593 Avg Close $282.75 Range $260.50 - $301.42
Q4 2016
Shares 36,000 Value ($000) $10,209 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 57,000 Value ($000) $17,842,710 Avg Close $296.18 Range $240.07 - $333.65
Q2 2016
Shares 80,000 Value ($000) $19,346 Avg Close $263.54 Range $223.02 - $292.69
Q1 2016
Shares 38,000 Value ($000) $9,892 Avg Close $264.15 Range $242.07 - $301.02
Q2 2015
Shares 50,291 Value ($000) $20,315 Avg Close $401.33 Range $368.88 - $432.88
Q1 2015
Shares 40,700 Value ($000) $17,185 Avg Close $394.14 Range $334.40 - $480.18
Q4 2014
Shares 21,500 Value ($000) $7,298 Avg Close $323.51 Range $290.85 - $361.93
Q3 2014
Shares 29,000 Value ($000) $9,593 Avg Close $329.72 Range $298.31 - $349.00
Q2 2014
Shares 50,000 Value ($000) $15,766 Avg Close $300.97 Range $272.02 - $322.25
Q1 2014
Shares 41,048 Value ($000) $12,555 Avg Close $317.43 Range $270.62 - $358.89
Q4 2013
Shares 27,000 Value ($000) $7,553 Avg Close $258.65 Range $221.07 - $298.82