BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q1 2023
Shares 2,743 Value ($000) $763 Avg Close $276.70 Range $254.80 - $295.90
Q4 2022
Shares 2,743 Value ($000) $760 Avg Close $282.44 Range $250.31 - $311.88
Q4 2019
Shares 11,590 Value ($000) $3,439 Avg Close $277.46 Range $219.70 - $318.00
Q3 2019
Shares 11,590 Value ($000) $2,698 Avg Close $232.85 Range $215.78 - $246.99
Q2 2019
Shares 11,590 Value ($000) $2,711 Avg Close $230.90 Range $219.20 - $245.35
Q1 2019
Shares 29,909 Value ($000) $7,070 Avg Close $314.89 Range $216.12 - $344.00
Q4 2018
Shares 28,709 Value ($000) $8,639 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 33,309 Value ($000) $11,768 Avg Close $344.30 Range $288.13 - $388.67
Q2 2018
Shares 33,109 Value ($000) $9,610 Avg Close $281.15 Range $249.17 - $310.91
Q1 2018
Shares 33,209 Value ($000) $9,093 Avg Close $310.41 Range $259.76 - $370.57
Q4 2017
Shares 33,109 Value ($000) $10,548 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 33,409 Value ($000) $10,461 Avg Close $296.11 Range $269.50 - $330.00
Q2 2017
Shares 34,009 Value ($000) $9,229 Avg Close $264.42 Range $244.28 - $291.90
Q1 2017
Shares 34,509 Value ($000) $9,435 Avg Close $282.75 Range $260.50 - $301.42
Q4 2016
Shares 52,109 Value ($000) $14,777 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 48,809 Value ($000) $15,279 Avg Close $296.18 Range $240.07 - $333.65
Q2 2016
Shares 46,200 Value ($000) $11,172 Avg Close $263.54 Range $223.02 - $292.69