BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Railway Pension Investments Ltd's Holding History (CIK: 0001658020)

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

Q1 2024

Shares 127,722 Value ($000) $27,541 Avg Close $234.20 Range $211.02 - $268.30

Q4 2023

Shares 127,722 Value ($000) $33,051 Avg Close $245.62 Range $220.86 - $269.43

Q3 2023

Shares 127,722 Value ($000) $32,826 Avg Close $267.47 Range $251.85 - $287.60

Q2 2023

Shares 127,722 Value ($000) $36,382 Avg Close $297.86 Range $273.39 - $319.76

Q1 2023

Shares 174,022 Value ($000) $48,383 Avg Close $276.70 Range $254.80 - $295.90

Q4 2022

Shares 174,022 Value ($000) $48,190 Avg Close $282.44 Range $250.31 - $311.88

Q3 2022

Shares 167,922 Value ($000) $44,835 Avg Close $212.38 Range $193.65 - $283.44

Q2 2022

Shares 167,922 Value ($000) $34,246 Avg Close $204.43 Range $187.16 - $225.50

Q1 2022

Shares 166,422 Value ($000) $35,048 Avg Close $217.46 Range $192.67 - $249.00

Q4 2021

Shares 166,422 Value ($000) $39,928 Avg Close $257.12 Range $221.72 - $290.76

Q3 2021

Shares 255,622 Value ($000) $72,338 Avg Close $327.75 Range $282.64 - $372.12

Q2 2021

Shares 245,022 Value ($000) $84,844 Avg Close $302.94 Range $257.03 - $468.55

Q1 2021

Shares 248,922 Value ($000) $69,636 Avg Close $269.69 Range $238.40 - $296.38

Q4 2020

Shares 344,276 Value ($000) $84,299 Avg Close $259.08 Range $223.25 - $363.92

Q3 2020

Shares 341,176 Value ($000) $96,785 Avg Close $278.91 Range $261.87 - $312.00

Q2 2020

Shares 333,176 Value ($000) $89,141 Avg Close $300.59 Range $257.60 - $350.24

Q1 2020

Shares 282,476 Value ($000) $89,370 Avg Close $303.47 Range $262.25 - $374.99

Q4 2019

Shares 272,076 Value ($000) $80,733 Avg Close $277.46 Range $219.70 - $318.00

Q3 2019

Shares 255,321 Value ($000) $59,443 Avg Close $232.85 Range $215.78 - $246.99

Q2 2019

Shares 127,426 Value ($000) $29,801 Avg Close $230.90 Range $219.20 - $245.35

Q1 2019

Shares 151,003 Value ($000) $35,694 Avg Close $314.89 Range $216.12 - $344.00

Q4 2018

Shares 98,727 Value ($000) $29,709 Avg Close $319.14 Range $278.46 - $358.41

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	127,722	$27,541	$234.20	$211.02 - $268.30
Q4 2023	127,722	$33,051	$245.62	$220.86 - $269.43
Q3 2023	127,722	$32,826	$267.47	$251.85 - $287.60
Q2 2023	127,722	$36,382	$297.86	$273.39 - $319.76
Q1 2023	174,022	$48,383	$276.70	$254.80 - $295.90
Q4 2022	174,022	$48,190	$282.44	$250.31 - $311.88
Q3 2022	167,922	$44,835	$212.38	$193.65 - $283.44
Q2 2022	167,922	$34,246	$204.43	$187.16 - $225.50
Q1 2022	166,422	$35,048	$217.46	$192.67 - $249.00
Q4 2021	166,422	$39,928	$257.12	$221.72 - $290.76
Q3 2021	255,622	$72,338	$327.75	$282.64 - $372.12
Q2 2021	245,022	$84,844	$302.94	$257.03 - $468.55
Q1 2021	248,922	$69,636	$269.69	$238.40 - $296.38
Q4 2020	344,276	$84,299	$259.08	$223.25 - $363.92
Q3 2020	341,176	$96,785	$278.91	$261.87 - $312.00
Q2 2020	333,176	$89,141	$300.59	$257.60 - $350.24
Q1 2020	282,476	$89,370	$303.47	$262.25 - $374.99
Q4 2019	272,076	$80,733	$277.46	$219.70 - $318.00
Q3 2019	255,321	$59,443	$232.85	$215.78 - $246.99
Q2 2019	127,426	$29,801	$230.90	$219.20 - $245.35
Q1 2019	151,003	$35,694	$314.89	$216.12 - $344.00
Q4 2018	98,727	$29,709	$319.14	$278.46 - $358.41