BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

SAMLYN CAPITAL, LLC's Holding History (CIK: 0001421097)

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

Q3 2023
Shares 420,355 Value ($000) $108,035 Avg Close $267.47 Range $251.85 - $287.60
Q2 2023
Shares 395,272 Value ($000) $112,593 Avg Close $297.86 Range $273.39 - $319.76
Q1 2023
Shares 399,090 Value ($000) $110,959 Avg Close $276.70 Range $254.80 - $295.90
Q4 2022
Shares 266,963 Value ($000) $73,927 Avg Close $282.44 Range $250.31 - $311.88
Q3 2022
Shares 136,405 Value ($000) $36,421 Avg Close $212.38 Range $193.65 - $283.44
Q2 2022
Shares 142,586 Value ($000) $29,079 Avg Close $204.43 Range $187.16 - $225.50
Q1 2022
Shares 179,012 Value ($000) $37,701 Avg Close $217.46 Range $192.67 - $249.00
Q4 2021
Shares 179,495 Value ($000) $43,065 Avg Close $257.12 Range $221.72 - $290.76
Q3 2021
Shares 122,335 Value ($000) $34,620 Avg Close $327.75 Range $282.64 - $372.12
Q2 2021
Shares 376,231 Value ($000) $130,277 Avg Close $302.94 Range $257.03 - $468.55
Q3 2020
Shares 107,626 Value ($000) $30,531 Avg Close $278.91 Range $261.87 - $312.00
Q2 2020
Shares 119,287 Value ($000) $31,915 Avg Close $300.59 Range $257.60 - $350.24
Q1 2020
Shares 102,847 Value ($000) $32,539 Avg Close $303.47 Range $262.25 - $374.99
Q4 2019
Shares 117,078 Value ($000) $34,741 Avg Close $277.46 Range $219.70 - $318.00
Q4 2018
Shares 128,645 Value ($000) $38,712 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 184,251 Value ($000) $65,097 Avg Close $344.30 Range $288.13 - $388.67
Q2 2018
Shares 80,592 Value ($000) $23,391 Avg Close $281.15 Range $249.17 - $310.91
Q1 2018
Shares 79,772 Value ($000) $21,843 Avg Close $310.41 Range $259.76 - $370.57
Q4 2017
Shares 334,114 Value ($000) $106,438 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 460,643 Value ($000) $144,236 Avg Close $296.11 Range $269.50 - $330.00
Q2 2017
Shares 710,500 Value ($000) $192,801 Avg Close $264.42 Range $244.28 - $291.90
Q1 2017
Shares 432,100 Value ($000) $118,144 Avg Close $282.75 Range $260.50 - $301.42
Q4 2016
Shares 156,600 Value ($000) $44,409 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 381,502 Value ($000) $119,422 Avg Close $296.18 Range $240.07 - $333.65
Q2 2016
Shares 530,927 Value ($000) $128,388 Avg Close $263.54 Range $223.02 - $292.69
Q1 2016
Shares 297,507 Value ($000) $77,447 Avg Close $264.15 Range $242.07 - $301.02
Q4 2015
Shares 242,000 Value ($000) $74,137 Avg Close $287.35 Range $254.00 - $311.65
Q3 2015
Shares 183,600 Value ($000) $53,576 Avg Close $330.23 Range $265.00 - $412.24
Q3 2013
Shares 89,596 Value ($000) $21,571 Avg Close $223.81 Range $203.55 - $248.95
Q2 2013
Shares 86,500 Value ($000) $18,615 Avg Close $213.68 Range $191.80 - $242.64