BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

NatWest Group plc's Holding History (CIK: 0000844150)

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

Q1 2020

Shares 653 Value ($000) $207 Avg Close $303.47 Range $262.25 - $374.99

Q3 2018

Shares 692 Value ($000) $244 Avg Close $344.30 Range $288.13 - $388.67

Q2 2018

Shares 852 Value ($000) $247 Avg Close $281.15 Range $249.17 - $310.91

Q1 2018

Shares 852 Value ($000) $233 Avg Close $310.41 Range $259.76 - $370.57

Q4 2017

Shares 932 Value ($000) $297 Avg Close $320.80 Range $301.81 - $348.84

Q3 2017

Shares 1,027 Value ($000) $322 Avg Close $296.11 Range $269.50 - $330.00

Q2 2017

Shares 1,037 Value ($000) $282 Avg Close $264.42 Range $244.28 - $291.90

Q1 2017

Shares 1,137 Value ($000) $311 Avg Close $282.75 Range $260.50 - $301.42

Q4 2016

Shares 2,847 Value ($000) $807 Avg Close $296.43 Range $268.00 - $329.83

Q3 2016

Shares 3,587 Value ($000) $1,123 Avg Close $296.18 Range $240.07 - $333.65

Q2 2016

Shares 4,051 Value ($000) $980 Avg Close $263.54 Range $223.02 - $292.69

Q1 2016

Shares 12,575 Value ($000) $3,274 Avg Close $264.15 Range $242.07 - $301.02

Q4 2015

Shares 15,629 Value ($000) $4,788 Avg Close $287.35 Range $254.00 - $311.65

Q3 2015

Shares 24,370 Value ($000) $7,112 Avg Close $330.23 Range $265.00 - $412.24

Q2 2015

Shares 22,988 Value ($000) $9,285 Avg Close $401.33 Range $368.88 - $432.88

Q1 2015

Shares 20,161 Value ($000) $8,514 Avg Close $394.14 Range $334.40 - $480.18

Q4 2014

Shares 16,911 Value ($000) $5,741 Avg Close $323.51 Range $290.85 - $361.93

Q3 2014

Shares 11,313 Value ($000) $3,742 Avg Close $329.72 Range $298.31 - $349.00

Q2 2014

Shares 11,306 Value ($000) $3,564 Avg Close $300.97 Range $272.02 - $322.25

Q1 2014

Shares 8,433 Value ($000) $2,580 Avg Close $317.43 Range $270.62 - $358.89

Q4 2013

Shares 27,185 Value ($000) $7,601 Avg Close $258.65 Range $221.07 - $298.82

Q3 2013

Shares 21,432 Value ($000) $5,160 Avg Close $223.81 Range $203.55 - $248.95

Q2 2013

Shares 57,361 Value ($000) $12,343 Avg Close $213.68 Range $191.80 - $242.64

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	653	$207	$303.47	$262.25 - $374.99
Q3 2018	692	$244	$344.30	$288.13 - $388.67
Q2 2018	852	$247	$281.15	$249.17 - $310.91
Q1 2018	852	$233	$310.41	$259.76 - $370.57
Q4 2017	932	$297	$320.80	$301.81 - $348.84
Q3 2017	1,027	$322	$296.11	$269.50 - $330.00
Q2 2017	1,037	$282	$264.42	$244.28 - $291.90
Q1 2017	1,137	$311	$282.75	$260.50 - $301.42
Q4 2016	2,847	$807	$296.43	$268.00 - $329.83
Q3 2016	3,587	$1,123	$296.18	$240.07 - $333.65
Q2 2016	4,051	$980	$263.54	$223.02 - $292.69
Q1 2016	12,575	$3,274	$264.15	$242.07 - $301.02
Q4 2015	15,629	$4,788	$287.35	$254.00 - $311.65
Q3 2015	24,370	$7,112	$330.23	$265.00 - $412.24
Q2 2015	22,988	$9,285	$401.33	$368.88 - $432.88
Q1 2015	20,161	$8,514	$394.14	$334.40 - $480.18
Q4 2014	16,911	$5,741	$323.51	$290.85 - $361.93
Q3 2014	11,313	$3,742	$329.72	$298.31 - $349.00
Q2 2014	11,306	$3,564	$300.97	$272.02 - $322.25
Q1 2014	8,433	$2,580	$317.43	$270.62 - $358.89
Q4 2013	27,185	$7,601	$258.65	$221.07 - $298.82
Q3 2013	21,432	$5,160	$223.81	$203.55 - $248.95
Q2 2013	57,361	$12,343	$213.68	$191.80 - $242.64