BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Commonwealth Bank of Australia's Holding History (CIK: 0000008565)

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

Q2 2019

Shares 25,816 Value ($000) $6,032 Avg Close $230.90 Range $219.20 - $245.35

Q1 2019

Shares 22,272 Value ($000) $5,258 Avg Close $314.89 Range $216.12 - $344.00

Q4 2018

Shares 18,104 Value ($000) $5,442 Avg Close $319.14 Range $278.46 - $358.41

Q3 2018

Shares 16,034 Value ($000) $5,659 Avg Close $344.30 Range $288.13 - $388.67

Q2 2018

Shares 15,427 Value ($000) $4,473 Avg Close $281.15 Range $249.17 - $310.91

Q1 2018

Shares 18,133 Value ($000) $4,957 Avg Close $310.41 Range $259.76 - $370.57

Q4 2017

Shares 21,133 Value ($000) $6,717 Avg Close $320.80 Range $301.81 - $348.84

Q3 2017

Shares 21,599 Value ($000) $6,757 Avg Close $296.11 Range $269.50 - $330.00

Q2 2017

Shares 19,576 Value ($000) $5,311 Avg Close $264.42 Range $244.28 - $291.90

Q1 2017

Shares 13,818 Value ($000) $3,778 Avg Close $282.75 Range $260.50 - $301.42

Q4 2016

Shares 9,707 Value ($000) $2,750 Avg Close $296.43 Range $268.00 - $329.83

Q3 2016

Shares 8,119 Value ($000) $2,543 Avg Close $296.18 Range $240.07 - $333.65

Q2 2016

Shares 8,219 Value ($000) $1,989 Avg Close $263.54 Range $223.02 - $292.69

Q1 2016

Shares 7,337 Value ($000) $1,910 Avg Close $264.15 Range $242.07 - $301.02

Q4 2015

Shares 6,451 Value ($000) $1,975 Avg Close $287.35 Range $254.00 - $311.65

Q3 2015

Shares 6,364 Value ($000) $1,858 Avg Close $330.23 Range $265.00 - $412.24

Q2 2015

Shares 6,353 Value ($000) $2,566 Avg Close $401.33 Range $368.88 - $432.88

Q1 2015

Shares 6,619 Value ($000) $2,795 Avg Close $394.14 Range $334.40 - $480.18

Q4 2014

Shares 7,019 Value ($000) $2,383 Avg Close $323.51 Range $290.85 - $361.93

Q3 2014

Shares 11,621 Value ($000) $3,844 Avg Close $329.72 Range $298.31 - $349.00

Q2 2014

Shares 12,021 Value ($000) $3,790 Avg Close $300.97 Range $272.02 - $322.25

Q1 2014

Shares 36,061 Value ($000) $11,031 Avg Close $317.43 Range $270.62 - $358.89

Q4 2013

Shares 31,964 Value ($000) $8,936 Avg Close $258.65 Range $221.07 - $298.82

Q3 2013

Shares 25,382 Value ($000) $6,111 Avg Close $223.81 Range $203.55 - $248.95

Q2 2013

Shares 26,082 Value ($000) $5,613 Avg Close $213.68 Range $191.80 - $242.64

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	25,816	$6,032	$230.90	$219.20 - $245.35
Q1 2019	22,272	$5,258	$314.89	$216.12 - $344.00
Q4 2018	18,104	$5,442	$319.14	$278.46 - $358.41
Q3 2018	16,034	$5,659	$344.30	$288.13 - $388.67
Q2 2018	15,427	$4,473	$281.15	$249.17 - $310.91
Q1 2018	18,133	$4,957	$310.41	$259.76 - $370.57
Q4 2017	21,133	$6,717	$320.80	$301.81 - $348.84
Q3 2017	21,599	$6,757	$296.11	$269.50 - $330.00
Q2 2017	19,576	$5,311	$264.42	$244.28 - $291.90
Q1 2017	13,818	$3,778	$282.75	$260.50 - $301.42
Q4 2016	9,707	$2,750	$296.43	$268.00 - $329.83
Q3 2016	8,119	$2,543	$296.18	$240.07 - $333.65
Q2 2016	8,219	$1,989	$263.54	$223.02 - $292.69
Q1 2016	7,337	$1,910	$264.15	$242.07 - $301.02
Q4 2015	6,451	$1,975	$287.35	$254.00 - $311.65
Q3 2015	6,364	$1,858	$330.23	$265.00 - $412.24
Q2 2015	6,353	$2,566	$401.33	$368.88 - $432.88
Q1 2015	6,619	$2,795	$394.14	$334.40 - $480.18
Q4 2014	7,019	$2,383	$323.51	$290.85 - $361.93
Q3 2014	11,621	$3,844	$329.72	$298.31 - $349.00
Q2 2014	12,021	$3,790	$300.97	$272.02 - $322.25
Q1 2014	36,061	$11,031	$317.43	$270.62 - $358.89
Q4 2013	31,964	$8,936	$258.65	$221.07 - $298.82
Q3 2013	25,382	$6,111	$223.81	$203.55 - $248.95
Q2 2013	26,082	$5,613	$213.68	$191.80 - $242.64